Sat, Jun 1 SEA – CGK with ANA (All Nippon Airways) 1 stop. from $751. Seattle.$856 per passenger.Departing Sat, May 25, returning Thu, May 30.Round-trip flight with ANA (All Nippon Airways).Outbound indirect flight with ANA (All Nippon Airways), departing from Soekarno-Hatta on Sat, May 25, arriving in Seattle / Tacoma …Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Shanghai 1 stop $1,165. Beijing 1 stop $1,228. Guangzhou 2 stops $1,226. Fuzhou 2 stops $1,467. Shenyang 1 stop $1,398. Chengdu 3 stops $1,321. Xiamen 3 …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 ...Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.. The average price for connecting flights from Seattle to Boston is not available.. The average price for …Tue, Sep 24 SJU – BOS with Frontier Airlines. Direct. from $118. Punta Cana.$214 per passenger.Departing Thu, May 9, returning Sat, May 18.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Thu, May 9, arriving in Punta Cana.Inbound indirect flight with ...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. Jan 28, 2024 · Flights from Spirit Airlines typically cost $377.91 RT. The cheapest Spirit Airlines flight found for this route was $138. When traveling from Boston to Seattle on Spirit Airlines, the most popular airport to depart from is Boston Logan Intl Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport. Boston Logan International. Seattle / Tacoma International. Compare Boston Logan International to Seattle / Tacoma International flight deals. Find the cheapest month or …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 . 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.The two airlines most popular with KAYAK users for flights from Salt Lake City to Boston are Delta and JetBlue. With an average price for the route of $458 and an overall rating of 8.0, Delta is the most popular choice. JetBlue is also a great choice for the route, with an average price of $357 and an overall rating of 7.6.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.Apr 30, 2024 · Searching for cheap flights from Boston to Seattle? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. FlightView (BOS) Boston Flight Tracker & Airport Delays. Logan Intl (BOS) - Boston, MA. ArrivalsDeparturesAirport DelayWeatherParkingLimos. BOS Arrivals. Select an airline... Aer Lingus - EI Aeroflot Airlines - SU Aeromexico - AM Air Canada - AC Air China - CA Air France - AF Air India - AI Air Inuit - 3H Air Jamaica - JM Air Labrador - WJ Air ...Airfares from $125 One Way, $226 Round Trip from Boston to Seattle. Prices starting at $226 for return flights and $125 for one-way flights to Seattle were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Mon, May 6 - Tue, May 7.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.Options for some of the cheapest premium economy flights from Boston we have found on Cheapflights are as follows: Fly from Boston Logan Intl to Memphis starting at $408. Fly from Boston Logan Intl to Sarasota starting at $412. Fly from Boston Logan Intl to Myrtle Beach starting at $438. Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Seattle 1 stop $217. Spokane 1 stop $316. Pasco 1 stop $377. Bellingham 1 stop $452. Pullman 1 stop $517. Wenatchee 1 stop $552. Portland 1 stop $220. 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.Return flights from Seattle SEA to Boston BOS with United If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $620 to $620, it’s easy to find a flight that suits your budget.Each day, there are between 44 and 67 nonstop flights that take off from Boston and land in Washington, D.C., with an average flight time of 1h 42m. The most common departure time is 5:00 pm and most flights take off in the morning, while the most flights land at Washington, D.C. Reagan-National Airport. Each week, there are 433 flights.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 - …Looking for a cheap flight? 25% of our users found tickets from Boston to the following destinations at these prices or less: New York $135 one-way - $462 round-trip; Orlando $81 one-way - $163 round-trip; Miami $148 one-way - $316 round-trip. Morning departure is around 7% cheaper than an evening flight, on average*.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. …Each day, there are between 12 and 17 nonstop flights that take off from Seattle and land in Boston, with an average flight time of 5h 26m. The most common departure time is 3:00 p.m. and most flights take off in the morning.Distance from Boston to Seattle (Logan International Airport – Seattle–Tacoma International Airport) is 2496 miles / 4016 kilometers / 2169 nautical miles. See also a map, estimated flight duration, carbon dioxide emissions and the time difference between Boston and Seattle.Southwest destinations from Boston with flights in the past. ATL Atlanta. LAST FLIGHT WAS SCHEDULED 2020-01-01 CMH Columbus. LAST FLIGHT WAS SCHEDULED 2020-10-30 FLL Fort Lauderdale. LAST FLIGHT WAS SCHEDULED 2021-04-10 HOU Houston. LAST FLIGHT WAS SCHEDULED 2023-10-01 IND Indianapolis.Find flights to Seattle from $117. Fly from Boston on American Airlines, Spirit Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal.The two airlines most popular with KAYAK users for flights from Seattle to Boston are Alaska Airlines and Delta. With an average price for the route of C$ 475 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 C$ 323 and an overall rating of 8.0.For travel between the United States and Canada, $35 USD fee for 1 checked bag and $45 USD fee for second checked bag. For travel between the United States and the U.S. Virgin Islands, Central America (excluding El Salvador and Panama), Caribbean, Guyana or Bermuda, $35 USD fee for 1 checked bag and $45 USD fee for second checked bag.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. Book JetBlue flights and vacation packages to 100+ destinations. Award-winning service, the most legroom in coach, free wi-fi, live TV, movies, snacks, and more. 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.Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. Direct. from $286. Boston.$287 per passenger.Departing Mon, Apr 29, returning Tue, May 7.Round-trip flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from Seattle / Tacoma International on Mon, Apr 29, arriving in Boston Logan International.Inbound direct flight with Alaska Airlines departing from Boston Logan ... Mon, 29 Apr SEA - BOS with United. 1 stop. Wed, 1 May BOS - SEA with United. 1 stop. from $395. Boston.$454 per passenger.Departing Wed, 1 May, returning Tue, 7 May.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 1 May, arriving in Boston Logan International.Inbound … 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. 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.Looking for a cheap flight? 25% of our users found tickets from Boston to the following destinations at these prices or less: Reykjavik $290 one-way - $419 round-trip; London $407 one-way - $668 round-trip; Miami $148 one-way - $316 round-trip. Morning departure is around 4% cheaper than an evening flight, on average*.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.Looking for a cheap flight? 25% of our users found tickets from Boston to the following destinations at these prices or less: Reykjavik $290 one-way - $419 round-trip; London $407 one-way - $668 round-trip; Miami $148 one-way - $316 round-trip. Morning departure is around 4% cheaper than an evening flight, on average*.On average, a flight to Seattle costs $373. The cheapest price found on KAYAK in the last 2 weeks cost $44 and departed from Phoenix Sky Harbor Intl Airport. The most popular routes on KAYAK are Chicago to Seattle which costs $357 on average, and Los Angeles to Seattle, which costs $355 on average. See prices from:Each day, there are between 44 and 67 nonstop flights that take off from Boston and land in Washington, D.C., with an average flight time of 1h 42m. The most common departure time is 5:00 pm and most flights take off in the morning, while the most flights land at Washington, D.C. Reagan-National Airport. Each week, there are 433 flights.Helpful Information. All dates and times are local for the airport listed. Gates and times are subject to change. For the most current information, check the airport monitors. Search for a topic... Help Center. Delta Discover Map. Flight Status & Notifications. 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 Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. 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.Cheap Flights from Seattle (SEA) to Boston (BOS) Prices were available within the past 7 days and start at £102 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 Seattle to Boston with no change fee on selected ...Seattle / Tacoma to Boston Flights. Flights from SEA to BOS are operated 33 times a week, with an average of 5 flights per day. Departure times vary between 06:30 - 23:59. The earliest flight departs at 06:30, the last flight departs at 23:59. However, this depends on the date you are flying so please check with the full flight schedule above ...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 ...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)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.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. The cheapest month for flights from Boston to Seattle is January, where tickets cost ₹ 18,148 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is ₹ 42,820 and ₹ 41,649 respectively. 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 ...The two airlines most popular with KAYAK users for flights from San Diego to Boston are Alaska Airlines and Delta. With an average price for the route of $417 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 $373 and an overall rating of 8.0.The calculation of flight time is based on the straight line distance from Seattle, WA to Boston, MA ("as the crow flies"), which is about 2,492 miles or 4 011 kilometers. Your trip begins in Seattle, Washington. It ends in Boston, Massachusetts. Your flight direction from Seattle, WA to Boston, MA is East (79 degrees from North). The flight ...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.Each day, there are between 44 and 67 nonstop flights that take off from Boston and land in Washington, D.C., with an average flight time of 1h 42m. The most common departure time is 5:00 pm and most flights take off in the morning, while the most flights land at Washington, D.C. Reagan-National Airport. Each week, there are 433 flights.There are 32 flights per week flying from Boston to Seattle / Tacoma (as of April 2024). How long does it take to fly from Boston to Seattle / Tacoma? 6 hours and 9 minutes is …Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Shanghai 1 stop $1,165. Beijing 1 stop $1,228. Guangzhou 2 stops $1,226. Fuzhou 2 stops $1,467. Shenyang 1 stop $1,398. Chengdu 3 stops $1,321. Xiamen 3 …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.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.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 East View Delta's best fares on flights from Seattle for your next getaway. Cradled by mountains and cool waters, stunning nature meets creative cityscapes in the sprawling and colorful Seattle, Washington. This gives visitors flying into Seattle-Tacoma International Airport (SEA) the best of outdoor adventure with the abounding options of a city ... JetBlue Route map lets you explore over 100 destinations in the U.S., Latin America and Caribbean, plus London, with low fares and great service. Whether you want to visit San Francisco, Boston, or any other city, you can find your deal and book your flight with our interactive map. Each day, there are between 44 and 67 nonstop flights that take off from Boston and land in Washington, D.C., with an average flight time of 1h 42m. The most common departure time is 5:00 pm and most flights take off in the morning, while the most flights land at Washington, D.C. Reagan-National Airport. Each week, there are 433 flights.AS349 and Boston BOS to Seattle SEA Flights. Flight AS349 is code-shared by 4 airlines using the flight numbers AA9369, DE5065, JL6357, TN2336. Other flights departing from Boston BOS: B6167, DL5670, AA2600, DL627. Other flights arriving at Seattle SEA: UA1986, WN4275, WN4269, AS2185. All flights connecting Boston BOS to Seattle SEA.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 ... 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 - … My dates are flexible. SHOW FARES. Include Nearby Airports. Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule. JetBlue offers flights to 90+ destinations with free inflight entertainment, free brand-name snacks and drinks, lots of legroom and award-winning service. Book JetBlue flights and vacation packages to 100+ destinations. Award-winning service, the most legroom in coach, free wi-fi, live TV ...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. Each day, there are between 9 and 12 nonstop flights that take off from Boston and land in Seattle, with an average flight time of 6h 13m. The most common departure time is 11:00 am and most flights take off in the morning. Each week, there are 76 flights. The most frequent day of departure is Sunday, when 16% of all weekly flights depart. Ultra Low Fare Flights from Boston (BOS) to Seattle (SEA) 1 passenger. From. 04/18/2024.The cheapest way to get from Boston to Seattle costs only $294, and the quickest way takes just 7½ hours. Find the travel option that best suits you. ... Flights from Boston to Seattle via Minneapolis Ave. Duration 7h 50m When Monday, Wednesday, Thursday, and Friday Estimated price $290–900. Show more operators. Train operators.Looking for a cheap flight? 25% of our users found tickets from Boston to the following destinations at these prices or less: New York $135 one-way - $462 round-trip; Orlando $81 one-way - $163 round-trip; Miami $148 one-way - $316 round-trip. Morning departure is around 7% cheaper than an evening flight, on average*.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 $103 for a one-way flight. On average, the best prices for this route can be found at JetBlue. There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found with Alaska Airlines at C$ 272. On average, the best prices for this route can be found at Delta.
Each day, there are between 9 and 14 nonstop flights that take off from Boston and land in Seattle, with an average flight time of 6h 13m. The most common departure time is 19:00 …. Where to watch waiting
The calculation of flight time is based on the straight line distance from Boston, MA to Seattle, WA ("as the crow flies"), which is about 2,492 miles or 4 011 kilometers. 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 ...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.Moving From Boston To Seattle 🚚 Apr 2024. moving from seattle to spokane, train from boston to seattle, tickets to boston from seattle, flights from boston to seattle, amazon moving from seattle, distance from seattle to boston, moving out of seattle, driving from seattle to boston Dome-shaped signal and fauna, and agencies operate with ...Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Boston. Find the best flights fast, track prices, and book with confidence.Mon, 29 Apr SEA - BOS with United. 1 stop. Wed, 1 May BOS - SEA with United. 1 stop. from $395. Boston.$454 per passenger.Departing Wed, 1 May, returning Tue, 7 May.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 1 May, arriving in Boston Logan International.Inbound …Southwest destinations from Seattle with flights in the past. AUS Austin. LAST FLIGHT WAS SCHEDULED 2018-01-05 HOU Houston. LAST FLIGHT WAS SCHEDULED 2020-09-05 MKE Milwaukee. LAST FLIGHT WAS SCHEDULED 2020-09-05 SAN San Diego. LAST FLIGHT WAS SCHEDULED 2020-09-05 Frequently Asked Questions (FAQ)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.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. 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 ... 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.One-way low-fare flights Seattle to Boston.* From. flight_takeoff. To. flight_land. Budget $ Cabin Class. Select travel class. keyboard_arrow_down. From. To. Fare Type. Dates. Price. From Seattle (SEA) To Boston (BOS) One-way | Saver: Depart: Apr 30, 2024: From. $129* Seen: 23 hours agoThere 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. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Boston. Find the best flights fast, track prices, and book with confidence. The cheapest month for flights from Seattle to Boston is February, where tickets cost £175 on average. On the other hand, the most expensive months are June and July, where …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).For travel between the United States and Canada, $35 USD fee for 1 checked bag and $45 USD fee for second checked bag. For travel between the United States and the U.S. Virgin Islands, Central America (excluding El Salvador and Panama), Caribbean, Guyana or Bermuda, $35 USD fee for 1 checked bag and $45 USD fee for second checked bag.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.Jan 28, 2024 · Flights from Spirit Airlines typically cost $377.91 RT. The cheapest Spirit Airlines flight found for this route was $138. When traveling from Boston to Seattle on Spirit Airlines, the most popular airport to depart from is Boston Logan Intl Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport. Each day, there are between 9 and 14 nonstop flights that take off from Boston and land in Seattle, with an average flight time of 6h 13m. The most common departure time is 19:00 ….