Boston to Seattle / Tacoma Flights. Flights from BOS to SEA are operated 32 times a week, with an average of 5 flights per day. Departure times vary between 06:30 - 19:59. The earliest flight departs at 06:30, the last flight departs at 19:59. However, this depends on the date you are flying so please check with the full flight schedule above ... There are loads of places you can fly direct to from Seattle. The most popular destinations for direct flights among KAYAK users are Los Angeles, Ketchikan, Idaho Falls, Honolulu and St. Louis. On average, the cheapest of these destinations on KAYAK over the last 2 weeks for a return flight was Idaho Falls at $213, while the most expensive was ... Flights from Seattle to Boston via Chicago Midway Ave. Duration 7h 30m When Saturday Estimated price $220 - $700 Flights from Seattle to Providence via Chicago Midway Ave. Duration 7h 15m When Monday to Friday Estimated price $230 - $750 Flights from Seattle to Providence via Baltimore Ave. Duration 12h 10m When Apr 14, 2024 · If you're flying from Boston Logan International Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 12.1 miles away from the center of Seattle. We've found flights to this airport from $252 . There are 4 airlines that fly nonstop from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found with JetBlue at $133 for a one-way flight. On average, the best prices for this route can be found at Alaska Airlines. Find flights to Seattle from $125. Fly from Boston on American Airlines, Alaska Airlines, Spirit Airlines and more. Search for Seattle flights on KAYAK now to find the best deal.The two airlines most popular with KAYAK users for flights from Boston to Denver are Alaska Airlines and Delta. With an average price for the route of $418 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $331 and an overall rating of 8.0.Amazing American Airlines BOS to SEA Flight Deals. The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $316 round trip and $152 one way. Prices and availability subject to change. Additional terms may apply. Sat, Mar 23 - Mon, Mar 25.Prices were available within the past 7 days and start at $139 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Sat, Apr 27 - …Jan 18, 2023 · Direct flights from Montreal, Boston, New York, Toronto, Calgary, Seattle, Washington Breathe in the fresh ocean air of Barbados at O2 Beach Club & Spa , a brand-new, all-inclusive luxury resort ... See all routes, airlines and scheduled direct (non-stop) flights from Seattle Tacoma International (SEA). Find detailed information for each departure 9 months ahead and explore all 127 destinations with our smart search tool and route map.Book Cheap Flights from Seattle to Boston. Looking for flights from Seattle to Boston? Look no more, for you’re at the right place. Book cheap flights from Seattle to Boston on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world.Find flights to Seattle from $120. Fly from Boston on Sun Country Air, American Airlines, Spirit Airlines and more. Search for Seattle flights on KAYAK now to find the best deal.Wed, 15 May BOS - SEA with Frontier Airlines. 1 stop. from £186. Boston. £202 per passenger.Departing Sat, 27 Apr, returning Sun, 28 Apr.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Sat, 27 Apr, arriving in Boston Logan International.Inbound direct flight with Delta departs from ...Mar 15, 2024 · Compare flight deals to Seattle from Boston from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Seattle start from $112 one-way. Flex your dates to find the best BOS–SEA ticket prices. We offer Round Trip starting at $257 and One-Way flights starting at $129. Find Last Minute Deals on flights from BOS to SEA with Hot Rate Discounts! Save up to 40% on Cheap Flights from Boston (BOS) to Seattle (SEA). Shop these exclusive vacation deals from Seattle. The Fly Delta app makes travel easier than ever before. Book a flight, speed through security, track your bag, have your gate information all in one place and more - only with the Fly Delta app. A portion of travel for some itineraries may be on the Delta Connection® carriers: Endeavor Air, Inc ... There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found with Alaska Airlines at £151 for a one-way flight. On average, the best prices for this route can be found at Alaska Airlines. Take a look at the list of non stop flights and flights with layovers from Boston to Seattle with the lowest price of $47. The fastest direct flight takes 6h and the fastest connecting – 7h 26m. *Departure and arrival times - local.The two airlines most popular with KAYAK users for flights from Seattle to San Diego are Alaska Airlines and Delta. With an average price for the route of $268 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $238 and an overall rating of 8.0.Cheap Flights from Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at £103 for one-way flights and £203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Reserve one-way or return flights from Boston to Seattle with no change fee on selected ...Cheapest Flights from Boston (BOS) to Seattle (SEA) The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $337 round trip and CA $170 one way. Prices and availability subject to change. Additional terms may apply. Thu., 25 Apr. - Sun., 28 Apr. BOS. Boston. SEA. Seattle.Check the status of your flight to Seattle Airport - SEATAC using the information on our arrivals page. The data on arrival times and status is frequently updated in real time. ... Boston (BOS) 02:14 pm AS537. AA7490. DE5065. TN2336. Alaska Airlines. American Airlines . Condor . Air Tahiti Nui . Landed - On-time [+] Boston (BOS) 02:17 pm DL340.Return flights from Boston BOS to Seattle SEA with Delta If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $247 to $247, it’s easy to find a flight that suits your budget.found 2 hours ago. Sun, May 5 - Tue, May 7. Book one-way or return flights from Boston to Seattle with no change fee on selected flights. Earn your airline miles on top of our … First Class. $367. Boston. Search and compare first class flight deals to Boston. Fly from Washington, D.C. from $319, from Washington, D.C. from $338, from Chicago from $387. Book your first class tickets to Boston. From Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boston, MA Airport (BOS-Logan Intl.), you’ll be flying a distance of 2500 miles (4000 km). Pick who you travel with wisely. Entertainment, food and comfort are some of the things any …From Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boston, MA Airport (BOS-Logan Intl.), you’ll be flying a distance of 2500 miles (4000 km). Pick who you travel with wisely. Entertainment, food and comfort are some of the things any …Flights from Sun Country Air traveling this route typically cost $397.79 RT. This price is typically 78% cheaper than other airlines that offer Seattle to Boston flights. When booking this route, the cheapest RT price found was $138. Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. The best one-way flight to Seattle from Boston in the past 72 hours is $125. The best round-trip flight deal from Boston to Seattle found on momondo in the last 72 hours is $217. The fastest flight from Boston to Seattle takes 6h 05m. Direct flights go from Boston to Seattle every day. There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA) Which airlines provide the cheapest flights from Houston to Seattle? The cheapest return flight ticket from Houston to Seattle found by KAYAK users in the last 72 hours was for $119 on Frontier, followed by Spirit Airlines ($157). One-way flight deals have also been found from as low as $75 on Frontier and from $94 on Spirit Airlines.Enjoy a complimentary meal and our in-flight entertainment system on Dublin and Shannon connecting transatlantic flights from Boston with Aer Lingus. With three Wi-Fi options to choose from, you can keep in touch while you’re in the sky. Flying from Boston. Boston Logan International Airport (BOS) is located 5 km from city centre in EastWed, 15 May BOS - SEA with Frontier Airlines. 1 stop. from £186. Boston. £202 per passenger.Departing Sat, 27 Apr, returning Sun, 28 Apr.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Sat, 27 Apr, arriving in Boston Logan International.Inbound direct flight with Delta departs from ...ATL. Hartsfield-Jackson Atlanta Intl. $106. Roundtrip. just found. Cheap flights from Boston , MA to all destinations. Find best deals for flights from Boston , MA from top airlines with great prices at Expedia.com.ATL. Hartsfield-Jackson Atlanta Intl. $106. Roundtrip. just found. Cheap flights from Boston , MA to all destinations. Find best deals for flights from Boston , MA from top airlines with great prices at Expedia.com.Find flights to Seattle from $132. Fly from Boston on Spirit Airlines, United Airlines, American Airlines and more. Search for Seattle flights on KAYAK now to find the best deal.Cheap flights from Boston to Seattle (BOS - SEA) from $89. Round-trip One-way Multi-city. From? To? Tue 4/2. Tue 4/9. 1 adult. Economy. Find Your Flight. The best prices …Airport information for your flight from Boston (BOS) Logan International Airport (BOS), often referred to as Boston Logan, is located three miles (five km) from downtown. Access the airport’s free Wi-Fi while you wait for your flight from Boston. The Boston airport has a United Club℠ location. Book cheap flights from Boston to Seattle on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab BOS to SEA flight deals on CheapOair and save big! Hurry, our cheap rates are not going to last forever, so make your bookings ... Flights from Sun Country Air traveling this route typically cost $397.79 RT. This price is typically 78% cheaper than other airlines that offer Seattle to Boston flights. When booking this route, the cheapest RT price found was $138.Find flights to Seattle from $117. Fly from Boston on American Airlines, Spirit Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal.The cheapest flight to Boston in the next 60 days costs $105.95 and departs on 7th May. 5h 30m. Shortest flight time. $105.95. Cheapest flight in next 60 days. 4000 km. Distance.Cheap Seattle to Boston flights in April & May 2024. Listed are some of the best fares we've found on flights departing from Seattle to Boston in 2024. Check back regularly for other flight deals. jue. 2/5 9:05 p.m. SEA - BOS. Nonstop 5h 31m JetBlue. mié. 8/5 4:25 p.m. BOS - SEA. Nonstop 6h 05m JetBlue.Mon, May 13 BOS – SEA with Spirit Airlines. 1 stop. from $247. Boston.$253 per passenger.Departing Tue, Apr 30, returning Tue, May 14.Round-trip flight with American Airlines.Outbound indirect flight with American Airlines, departing from Seattle / Tacoma International on Tue, Apr 30, arriving in Boston Logan International.Inbound indirect ...Reportedly, Air India may deploy Boeing 777-9 for its likely nonstop service to India from Dallas and Los Angeles. A fleet of new widebody B777-9 planes will join Air India starting from the end of 2024, as part of the US$34-billion deal with Boeing. Currently, IndianEagle.com has best deals for LAX, Seattle and Dallas to India flights by ...See all routes, airlines and scheduled direct (non-stop) flights from Seattle Tacoma International (SEA). Find detailed information for each departure 9 months ahead and explore all 127 destinations with our smart search tool and route map.The cheapest flight to Boston in the next 60 days costs $105.95 and departs on 7th May. 5h 30m. Shortest flight time. $105.95. Cheapest flight in next 60 days. 4000 km. Distance. Flights from Seattle to Boston via Chicago Midway Ave. Duration 7h 30m When Saturday Estimated price $220 - $700 Flights from Seattle to Providence via Chicago Midway Ave. Duration 7h 15m When Monday to Friday Estimated price $230 - $750 Flights from Seattle to Providence via Baltimore Ave. Duration 12h 10m When Prices were available within the past 7 days and start at ₹11,552 for one-way flights and ₹21,344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Compare & reserve one-way or return flights from Boston to Seattle from ₹11,552 only to get the best flight deals and promotions ... Economy. See Latest Fare. Boston (BOS) to. Seattle (SEA) 04/29/24 - 05/06/24. from. $251*. Updated: 8 hours ago. Round trip. Cheap Flights from Seattle to Boston Logan International from $395 in 2024 | Skyscanner. Return One way Multi-city. 27/04/2024. 04/05/2024. 1 adult, Economy. Direct flights …Which airlines provide the cheapest flights from Seattle to Houston? The cheapest return flight ticket from Seattle to Houston found by KAYAK users in the last 72 hours was for $100 on Frontier, followed by Spirit Airlines ($190). One-way flight deals have also been found from as low as $50 on Frontier and from $88 on Spirit Airlines.Question: Question 5 American Airlines flights from Boston to Seattle are on time 90 % of the time. Suppose 7 flights are randomly selected, and the number on-time flights is recorded. Round answers to 3 significant figures. The probability that exactly 6 flights are on time is The probability that at most 4 flights are on time is - The ...There are 4 airlines that fly nonstop from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found with JetBlue at $133 for a one-way flight. On average, the best prices for this route can be found at Alaska Airlines.The two airlines most popular with KAYAK users for flights from Boston to Vancouver are Alaska Airlines and Delta. With an average price for the route of $631 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $530 and an overall rating of 8.0.Cheap Flights from Seattle to Boston Logan International from $395 in 2024 | Skyscanner. Return One way Multi-city. 27/04/2024. 04/05/2024. 1 adult, Economy. Direct flights …This is equivalent to 4 011 kilometers or 2,166 nautical miles. Your trip begins in Boston, Massachusetts. It ends in Seattle, Washington. Your flight direction from Boston, MA to Seattle, WA is Northwest (-64 degrees from North). The distance calculator helps you figure out how far it is to get from Boston, MA to Seattle, WA.Our data suggests that currently, the cheapest flights from Boston are being offered by American Airlines, Undisclosed Carrier, and Endeavor Airlines. For example, American Airlines flights from Boston to Charlotte, start at $27, Undisclosed Carrier flights from Boston to Washington, D.C. cost around $36, and Endeavor Airlines flights from ...Airlines adjust prices for flights from Boston to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.Check the status of your flight to Boston Logan Airport using the information on our departures page. The data on departures times and status is frequently updated in real time. ... Seattle (SEA) 07:00 am AS459. AA9302. DE5235. JL6357. KE6222. TN2335. Alaska Airlines. American Airlines . Condor . JAL . Korean Air . Air Tahiti Nui . B. …Cheap flights from Boston to Seattle (BOS - SEA) from $89. Round-trip One-way Multi-city. From? To? Tue 4/2. Tue 4/9. 1 adult. Economy. Find Your Flight. The best prices …Take a look at the list of non stop flights and flights with layovers from Boston to Seattle with the lowest price of $47. The fastest direct flight takes 6h and the fastest connecting – 7h 26m. *Departure and arrival times - local.Cheap Flights from Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at £103 for one-way flights and £203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Reserve one-way or return flights from Boston to Seattle with no change fee on selected ...Yes, there are multiple flights from Boston to Seattle for under $200. The cheapest flight booked recently is on Spirit Airlines for just $198, but on average you can expect to pay $226. Are there nonstop flights from Boston to Seattle for under $300 on Cheapflights? Cheapflights has at least 20 direct flights from Boston to Seattle under $300.Airport information for your flight from Boston (BOS) Logan International Airport (BOS), often referred to as Boston Logan, is located three miles (five km) from downtown. Access the airport’s free Wi-Fi while you wait for your flight from Boston. The Boston airport has a United Club℠ location.Sun, Nov 10 SEA – FRA with Aer Lingus. 1 stop. from $506. Seattle.$510 per passenger.Departing Mon, Dec 2, returning Mon, Dec 16.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Frankfurt am Main on Mon, Dec 2, arriving in Seattle / Tacoma International.Inbound indirect flight with British ...Mar 5, 2024 · Reportedly, Air India may deploy Boeing 777-9 for its likely nonstop service to India from Dallas and Los Angeles. A fleet of new widebody B777-9 planes will join Air India starting from the end of 2024, as part of the US$34-billion deal with Boeing. Currently, IndianEagle.com has best deals for LAX, Seattle and Dallas to India flights by ... Flight deals from Seattle to Boston Logan International. Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Boston Logan International? Find the …Flights from Sun Country Air traveling this route typically cost $397.79 RT. This price is typically 78% cheaper than other airlines that offer Seattle to Boston flights. When booking this route, the cheapest RT price found was $138.Cheap flights from Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at CA $160 for one-way flights and CA $333 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Boston to Seattle with no change fee on selected ...Airbus A380 is the largest aircraft operating here among other big planes such as the Boeing 777 and the Airbus A350. The aircraft types with most scheduled flights are the Airbus A31X/32X and the Embraer 19X/17X. The route with the longest flighttime from Boston (BOS) is to Seoul (ICN) and takes about 15h 50min with a Boeing 787-9. from. Boston (MA) Cheap flights from Boston (MA) to Seattle from £138.99. Boston (MA) (United States) - Seattle (United States) return flights from £292.99. From 04/06/2024 (Tuesday) - 12/06/2024 (Wednesday). Check for the dates with the lowest prices and find the cheapest rates. Sun, Nov 10 SEA – FRA with Aer Lingus. 1 stop. from $506. Seattle.$510 per passenger.Departing Mon, Dec 2, returning Mon, Dec 16.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Frankfurt am Main on Mon, Dec 2, arriving in Seattle / Tacoma International.Inbound indirect flight with British ... There are 4 airlines that fly nonstop from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found with JetBlue at $133 for a one-way flight. On average, the best prices for this route can be found at Alaska Airlines. Flights from Boston to Seattle with American Airlines. Round trip. 1 Adult, Economy class. Book with cash. From. To. Depart. 04/26/24. today. Return. 05/03/24. today. Home. …Connecting flights between Boston, MA and Seattle, WA. Here is a list of connecting flights from Boston, Massachusetts to Seattle, Washington. This can help you find a one-stop flight with the shortest layover time. We found a total of 15 flights to Seattle, WA with one connection: Airline routes; American Airlines BOS to CLT to SEA The best one-way flight to Seattle from Boston in the past 72 hours is $125. The best round-trip flight deal from Boston to Seattle found on momondo in the last 72 hours is $217. The fastest flight from Boston to Seattle takes 6h 05m. Direct flights go from Boston to Seattle every day. There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA) On average, a flight to Boston costs $298. The cheapest price found on KAYAK in the last 2 weeks cost $29 and departed from Myrtle Beach. The most popular routes on KAYAK are Washington, D.C. to Boston which costs $306 on average, and San Francisco to Boston, which costs $428 on average. See prices from: Boston to Seattle / Tacoma Flights. Flights from BOS to SEA are operated 32 times a week, with an average of 5 flights per day. Departure times vary between 06:30 - 19:59. The earliest flight departs at 06:30, the last flight departs at 19:59. However, this depends on the date you are flying so please check with the full flight schedule above ... Purchase a flight up to 331 days in advance. You can now purchase flights as far out as 331 days from the date of booking at any time. Our flight schedules will automatically extend day-by-day. Check out our Best Fare Finder to see if we have flights scheduled during your desired dates for a chosen route. See flight availability. Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. from. Boston (MA) Cheap flights from Boston (MA) to Seattle from £138.99. Boston (MA) (United States) - Seattle (United States) return flights from £292.99. From 04/06/2024 (Tuesday) - 12/06/2024 (Wednesday). Check for the dates with the lowest prices and find the cheapest rates. Shop these exclusive vacation deals from Seattle. The Fly Delta app makes travel easier than ever before. Book a flight, speed through security, track your bag, have your gate information all in one place and more - only with the Fly Delta app. A portion of travel for some itineraries may be on the Delta Connection® carriers: Endeavor Air, Inc ...Each day, there are between 12 and 18 nonstop flights that take off from Seattle and land in Boston, with an average flight time of 5h 27m. The most common departure time is 15:00 and most flights take off in the morning. Each week, there are 109 flights. The most frequent day of departure is Sunday, when 17% of all weekly flights depart.Between Boston and Seattle, the maximum delay was 2h 15m. Every week, there is on average 81 flights between Boston and Seattle. It is on average $208.46 for a 2 stop (s) flight between Boston and Seattle. On average, it is $256.28 for a direct flight between Boston and Seattle. Boston is 7% more expensive than Seattle.There are 4 airlines that fly nonstop from Seattle to New York. They are: Alaska Airlines, Delta, JetBlue and United Airlines. The cheapest price of all airlines flying this route was found with Alaska Airlines at $103 for a one-way flight. On average, the best prices for this route can be found at JetBlue.
Departing on Sunday, 5 May 2024 and returning on Tuesday, 7 May 2024. from £112. 23h ago. Cheap flights Spokane - Seattle. Prices refer to lowest available return flight, and are per person for the dates shown. The flights are subject to seat availability as well as variations in the price and tariffs.. Kinser net
Amazing JetBlue Airways SEA to BOS Flight Deals. The cheapest flights to Logan Intl. found within the past 7 days were $214 round trip and $129 one way. Prices and availability subject to change. Additional terms may apply. Tue, Apr 9 - Wed, Apr 24. SEA.Savings not available on all packages. We offer Round Trip starting at $257 and One-Way flights starting at $129. Find Last Minute Deals on flights from BOS to SEA with Hot Rate Discounts! Save up to 40% on Cheap Flights from Boston (BOS) to Seattle (SEA).Check the status of your flight to Boston Logan Airport using the information on our arrivals page. The data on arrival times and status is frequently updated in real time. ... Seattle (SEA) 06:59 am DL568. KE3009. VS1732. Delta Air Lines. Korean Air . Virgin Atlantic . A. Terminal A. Landed - On-time [+] Provincetown (PVC) 07:15 am 9K2001.There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found …Find flights to Boston from $135. Fly from Seattle on United Airlines, American Airlines, Delta and more. Search for Boston flights on KAYAK now to find the best deal. Book Cheap Nonstop & Direct Flights from Boston to Seattle: Search and compare airfares on Tripadvisor to find the best nonstop and direct flights for your trip from Boston to Seattle. Choose the best airline for you by reading reviews and viewing hundreds of ticket rates for non stop and direct flights going to and from your destination. Mar 22, 2024 · The two airlines most popular with KAYAK users for flights from Boston to Seattle are Alaska Airlines and JetBlue. With an average price for the route of $372 and an overall rating of 8.3, Alaska Airlines is the most popular choice. JetBlue is also a great choice for the route, with an average price of $398 and an overall rating of 8.1. Check the status of your flight to Boston Logan Airport using the information on our arrivals page. The data on arrival times and status is frequently updated in real time. ... Seattle (SEA) 06:59 am DL568. KE3009. VS1732. Delta Air Lines. Korean Air . Virgin Atlantic . A. Terminal A. Landed - On-time [+] Provincetown (PVC) 07:15 am 9K2001.There are 3 airlines that fly nonstop from Raleigh to Boston. They are: Delta, Frontier and JetBlue. The cheapest price of all airlines flying this route was found with Frontier at $39 for a one-way flight. On average, the best prices for this route can be found at Frontier.Search and compare first class flight deals to Seattle. Fly from San Francisco from $319, from Ontario from $407, from Los Angeles from $499. ... Always delays from Boston to Salt lake but this time was very long. Don’t understand while they board the passengers and then make them sit in the plane.Information about flights from Boston to Seattle. When you’re looking to get away and not interested in a precise date, take a look at our flight offers this month. Flight deals from Boston to Seattle are great time of year. Be inspired! Explore the additional services available on lastminute.com even once you have booked your flight Boston ...Book one-way or return flights from Boston to Seattle starting at US$91. Fly with top airlines and search for flights deals on Trip.com now!Korean Air flight #25 is today's earliest flight from Boston, MA to Seattle (7:00 EDT, Boeing 737-900) American Airlines flight #2397 is today's latest flight from Boston, MA to Seattle (18:00 EDT, Airbus A321-100/200) Show more. Arrival information.Cheapest Flights from Boston (BOS) to Seattle (SEA) The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $337 round trip and CA $170 one way. Prices and availability subject to change. Additional terms may apply. Thu., 25 Apr. - Sun., 28 Apr. BOS. Boston. SEA. Seattle..