Airlines. Virgin Atlantic to Seattle. British Airways to Seattle. KLM to Seattle. Find flights to Seattle SEA from £285. Fly from the United Kingdom on Virgin Atlantic, British Airways & more. London from £285; Edinburgh from £314; Manchester from £329 | KAYAK. Flight Status & Notifications. All fields required. Search by. From City or Airport. To City or Airport. Departure Date Selected Departure date 2024AprilWednesday24 ... Flight Status & Notifications. All fields required. Search by. From City or Airport. To City or Airport. Departure Date Selected Departure date 2024AprilWednesday24 ... $129 Cheap Delta flights Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at $129 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change. Boston to Seattle Flights Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Boston to Seattle offer the perfect respite. Not only does exploring Seattle provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare ... 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. 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 … The two airlines most popular with KAYAK users for flights from Boston to Beijing are Korean Air and Hainan Airlines. With an average price for the route of $1,995 and an overall rating of 8.5, Korean Air is the most popular choice. Hainan Airlines is also a great choice for the route, with an average price of $1,463 and an overall rating of 8.1. Track AA9302 from Boston to Seattle: American Airlines flight status, schedule, delay compensation, and real-time updates. Flight Tracker; ... AA9302 Flight Status American Airlines: Boston to Seattle (AAL9302) American Airlines AA 9302. Scheduled in 06:52:08 ' Boston. Boston Logan International Airport (BOS) All BOS …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 rewards! Get great 2024 flight deals from Boston to Seattle now!Find flights to Seattle from $135. Fly from Boston on Spirit Airlines, United Airlines, American Airlines and more. Search for Seattle flights on KAYAK now to find the best …Unless our flight has been listed as "cancelled" we suggest you always check-in for the original scheduled departure time of your flight. Check the status of your United Airlines flight by searching by route or flight … 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. 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 direct flight with Delta departs from Boston …Fall sees many cultural festivals, such as Croatia Fest, Fremont Oktoberfest and TurkFest. Winter highlights include Winterfest, Seattle Boat Show and Wintergrass Bluegrass Festival. Book cheap flights to Seattle (SEA) with United Airlines. Enjoy all the in-flight perks on your Seattle flight, including speed Wi-Fi.The two airlines most popular with KAYAK users for flights from Boston to Shanghai are Hainan Airlines and Delta. With an average price for the route of $1,254 and an overall rating of 8.1, Hainan Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $2,001 and an overall rating of 8.0.The best one-way flight to Boston from Seattle in the past 72 hours is $104. The best round-trip flight deal from Seattle to Boston found on momondo in the last 72 hours is $233. The fastest flight from Seattle to Boston takes 5h 15m. Direct flights go from Seattle to Boston every day. There is 1 airport near Boston: Boston Logan Intl (BOS)The two airlines most popular with KAYAK users for flights from Seattle to Boston are Alaska Airlines and Delta. With an average price for the route of C$ 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.Cheap Flights from Boston Logan International (BOS) to Seattle (SEA) from $232 | Skyscanner. Roundtrip One way Multi-city. Depart. 4/14/24. Return. 4/21/24. … 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. 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.All flights by Alaska Airlines and Horizon Air, which is owned by Alaska, were grounded from 7:30 a.m. to 8:30 a.m. “out of an abundance of caution,” the …Fly direct from London to Seattle with British Airways to begin your Washington State adventure. The city’s diverse neighbourhoods are compact and walkable, so you can cover plenty of ground in a day. Start your morning the Seattle way, with freshly brewed coffee, then hop on the Seattle Centre Monorail, which stops at the Museum of Pop ...4 days ago · 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 £102 one-way. Flex your dates to find the best BOS-SEA ticket prices. Prices were available within the past 7 days and start at $39 for one-way flights and $78 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Looking for cheap flights to Seattle? Book now to earn airline miles in addition to our OneKeyCash rewards and receive alerts if flight prices ...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 ...Prices were available within the past 7 days and start at $39 for one-way flights and $78 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Looking for cheap flights to Seattle? Book now to earn airline miles in addition to our OneKeyCash rewards and receive alerts if flight prices ...Find the cheapest month – or even day – to fly to Boston Logan International. Apr. from £322. May. from £303. Jun. from £376. Jul. from £417.The calculation of flight time is based on the straight line distance from BOS to SEA ("as the crow flies"), which is about 2,495 miles or 4 016 kilometers. Your trip begins at Boston Logan International Airport in Boston, Massachusetts. It ends at Seattle-Tacoma International Airport in Seattle, Washington.The total flight duration from Boston, MA to Seattle, WA is 5 hours, 38 minutes. This is the average in-air flight time (wheels up to wheels down on the runway) based on actual flights taken over the past year, including routes like BOS to SEA. It covers the entire time on a typical commercial flight including take-off and landing.Lowest Fare for Boston to Seattle Flight ₹ 10665- 27 Apr: Today's Lowest Fare ₹ 0: Total flights from Boston to Seattle in a Week : 142 Flights : First Flight: American Airlines, departs at 05:25: Last Flight: JetBlue Airways, Alaska Airlines, departs at 20:25: Non-Stop Flights from Boston to Seattle: 9: Airport Name & codes of Boston & SeattleWashington ». Seattle. $227. Flights to Seattle, Seattle. Find flights to Seattle from $125. Fly from Massachusetts on American Airlines, Alaska Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal.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 rewards! Get great 2024 flight deals from Boston to Seattle now!Find flights to Alaska from $254. Fly from Boston on Alaska Airlines, Sun Country Air, Delta and more. Search for Alaska flights on KAYAK now to find the best deal.Average price of flights to Seattle by month. Currently, November is the cheapest month in which you can book a flight from Boston to Seattle (average of ₹ 1,146). Flying from Boston to Seattle in August is currently the most expensive (average of … 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. DAL340. A21N. Arrived / Gate Arrival. Fri 11:00AM EDT. 02:27PM PDT Fri. Boston Logan Intl (KBOS) - Seattle-Tacoma Intl (KSEA) - Flight Finder - Find and track any flight (airline or private) -- search by origin and destination.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 …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 direct flight with Delta departs from Boston …Airlines will now be required to give automatic cash refunds for canceled and delayed flights April 24, 2024 at 3:01 am Updated April 24, 2024 at 7:19 am By Fall sees many cultural festivals, such as Croatia Fest, Fremont Oktoberfest and TurkFest. Winter highlights include Winterfest, Seattle Boat Show and Wintergrass Bluegrass Festival. Book cheap flights to Seattle (SEA) with United Airlines. Enjoy all the in-flight perks on your Seattle flight, including speed Wi-Fi. 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, movies, snacks, and more.Cheap Flights from Seattle Paine Field Intl. Airport to Boston (PAE-BOS) Prices were available within the past 7 days and start at $206 for one-way flights and $439 for round trip, for the period specified. Prices and availability are …Find flights to Seattle from $135. Fly from Boston on Spirit Airlines, United Airlines, American Airlines and more. Search for Seattle flights on KAYAK now to find the best …Return flight price. Wed 01 May - Sat 04 May. from. £210. One-way flight price: from £210 Flights Departing from: Boston Flights arriving in: Seattle Airlines flying to this destinationDisclaimer for Flight Radar Data. Flight B6197 from Boston to Seattle is operated by JetBlue Airways. Scheduled time of departure from Boston Logan Intl is 17:24 EDT and scheduled time of arrival in Seattle Tacoma Intl is 20:35 PDT. The duration of the flight JetBlue Airways B6 197 is 6 hours 11 minutes.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 - …How much is the cheapest flight to Boston? Prices were available within the past 7 days and start at $40 for one-way flights and $48 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals.All flights by Alaska Airlines and Horizon Air, which is owned by Alaska, were grounded from 7:30 a.m. to 8:30 a.m. “out of an abundance of caution,” the …Cheap Flights from Boston to San Francisco (BOS-SFO) Prices were available within the past 7 days and start at $98 for one-way flights and $195 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 San Francisco with no change fee on ...all flights from Boston (BOS) to Seattle (SEA). On-Time Performance and Delay Statistics - Flightera.net. ... Route Information for Boston to Seattle BOS Boston United States-> 6 hours 18 min 4,010km 2,492mi. SEA Seattle United States. 50 Flights/Week ...Flights from Seattle to Boston. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Boston.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 one-way or return flights from Boston to Seattle with no change fee on selected flights. Earn your airline miles on top of our rewards! Get great 2024 flight deals from Boston to Seattle now!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. 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. Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Orlando nonstop $79. Miami nonstop $87. Fort Lauderdale nonstop $85. Tampa 1 stop $106. Fort Myers nonstop $87. Jacksonville 1 stop $83. Sarasota 1 stop $116.Unless our flight has been listed as "cancelled" we suggest you always check-in for the original scheduled departure time of your flight. Check the status of your United Airlines flight by searching by route or flight …1 stop. from ₹ 9,206. Seattle. ₹ 10,287 per passenger.Departing Wed, 1 May.One-way flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Boston Logan International on Wed, 1 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From ₹ 10,287, select.Cheap Flights from Boston to Shanghai (BOS-PVG) Prices were available within the past 7 days and start at $762 for one-way flights and $1,226 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 Shanghai with no change fee on selected flights.Cheap Flights from Boston to San Francisco (BOS-SFO) Prices were available within the past 7 days and start at $98 for one-way flights and $195 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 San Francisco with no change fee on ...Find airfare and ticket deals for cheap flights from Boston, MA to Seattle, WA. Search flight deals from various travel partners with one click at $91.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. On average, a flight to Seattle costs $376. 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 $364 on average, and Boston to Seattle, which costs $512 on average. See prices from: Book flights from Boston Logan to Seattle/Tacoma with Southwest Airlines ®. It’s easy to find the Logan International Airport to Seattle-Tacoma International Airport flight to make your booking and travel a breeze. Whether you’re traveling for business or pleasure, solo or with the whole family, you’ll enjoy flying Southwest ®. 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. $129 Cheap Delta flights Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at $129 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change.Flight status. Help. Contact American. Receipts and refunds. FAQs. Agency reference. Cargo , Opens another site in a new window that may not meet accessibility guidelines. Bag and optional fees. Customer service and contingency plans.Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Orlando nonstop $79. Miami nonstop $87. Fort Lauderdale nonstop $85. Tampa 1 stop $106. Fort Myers nonstop $87. Jacksonville 1 stop $83. Sarasota 1 stop $116.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. ... The best way to get from Boston to Seattle is to fly which takes 7h 24m and costs $120 - $440. Alternatively, you can train, which costs $130 - $900 and takes 2 days 21h.$129 Cheap Delta flights Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at $129 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change.BOS - Boston Logan - Signature Flight Support 240 Prescott St, Boston, MA 02128 View Airport; Charter to Boston Private Jet Charter Boston to Seattle Local Seattle Airports SEA - Seattle Tacoma International - 2400 S 170th St, SeaTac, WA 98158, USA View Airport; Charter to SeattleFeb 4, 2024 · Find the best deals on flights from Boston Logan International (BOS) to Seattle / Tacoma International (SEA). Compare prices from hundreds of major travel agents and airlines, all in one search. 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 …Check real-time flight status of B6197 from Boston to Seattle on Trip.com. Find latest flight arrivals & departures and other travel information. Book Jetblue Airways flight tickets with us! Hotels; Flights; Trains; Cars. ... Seattle (SEA) Boston (BOS) Tue, Apr 23. One way. 80% OFF. US$621 From US$121. Seattle (SEA) Boston (BOS) Wed, Apr 17 ...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 WhenBOS. Logan International Airport. Seattle / Tacoma. United States. SEA. Seattle–Tacoma International Airport. Check Prices. Flight schedule. su. mo. tu. we. th. fr. sa. Distance. …Find deals on Seattle to Boston flights. Please use the search function at the top of the page to find our best flight deals. *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to ...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.All flight schedules from Seattle Tacoma International , Washington , USA to General Edward Lawrence Logan International , Massachusetts , USA . This route is operated by 3 airline (s), and the flight time is 6 hours and 29 minutes. The distance is 2502 miles. USA.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 …Round-trip One-way. Mon 4/22. Mon 4/29. 1 adult, Economy. Find deals. We work with more than 300 partners to bring you better travel deals. The best prices from … All flight schedules from General Edward Lawrence Logan International , Massachusetts , USA to Seattle Tacoma International , Washington , USA . This route is operated by 4 airline (s), and the flight time is 6 hours and 45 minutes. The distance is 2502 miles. USA. Flights from Seattle (SEA) to Boston (BOS) Origin airport. Seattle - Tacoma Intl. Destination airport. Logan Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, JetBlue Airways, Spirit Airlines, Sun Country Airlines, …Boston to Seattle flight time & Flights Info. Flight Time. 6 hours 21 minutes. Earliest Flight. 06:30⇒09:50. Latest Flight. 19:59⇒23:22. Direct Flight Price.Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. Find the best flights fast, track prices, and book …Users in need of a one-way flight from Boston to Washington can choose from these deals. Users can also find round-trip Boston to Washington flights by using the search form above. Wed 4/24 5:00 am BOS - SEA. 1 stop 10h 38m American Airlines. Deal found 4/17 $125.Fall sees many cultural festivals, such as Croatia Fest, Fremont Oktoberfest and TurkFest. Winter highlights include Winterfest, Seattle Boat Show and Wintergrass Bluegrass Festival. Book cheap flights to Seattle (SEA) with United Airlines. Enjoy all the in-flight perks on your Seattle flight, including speed Wi-Fi.9. Virgin Atlantic. Virgin Atlantic, Sir Richard Branson’s brainchild, has always been about breaking the mold and offering a flight experience that’s anything but ordinary. As one of the best airlines to travel to Seattle, Virgin Atlantic brings British flair, a sprinkle of fun, and a whole lot of style to the skies.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 ...
Prices were available within the past 7 days and start at $129 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. Mon, May 6 - …. Nabtrade
Cheap Flights from Boston Logan International (BOS) to Seattle / Tacoma International (SEA) from $207 | Skyscanner. Roundtrip One way Multi-city. Depart. …Flights from Seattle to Boston. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Boston.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 to ...Connect with us. Find low fares to top destinations on the official Southwest Airlines website. Book flight reservations, rental cars, and hotels on southwest.com.Check real-time flight status of B6197 from Boston to Seattle on Trip.com. Find latest flight arrivals & departures and other travel information. Book Jetblue Airways flight tickets with us! Hotels; Flights; Trains; Cars. ... Seattle (SEA) Boston (BOS) Tue, Apr 23. One way. 80% OFF. US$621 From US$121. Seattle (SEA) Boston (BOS) Wed, Apr 17 ...The two airlines most popular with KAYAK users for flights from Boston to Shanghai are Hainan Airlines and Delta. With an average price for the route of $1,254 and an overall rating of 8.1, Hainan Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $2,001 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. Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Orlando nonstop $79. Miami nonstop $87. Fort Lauderdale nonstop $85. Tampa 1 stop $106. Fort Myers nonstop $87. Jacksonville 1 stop $83. Sarasota 1 stop $116. 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 ... Important Information about Ahmedabad to Seattle Flight. Lowest Fare for Ahmedabad to Seattle Flight. ₹ 57505- 28 Jun. Today's Lowest Fare. ₹ 121200. Total flights from Ahmedabad to Seattle in a Week. 120 Flights. First Flight.Boston Logan, MA to Seattle/Tacoma, WA. departing on 10/29. one-way starting at*. $179. Book now. * Restrictions and exclusions apply. Seats and dates are limited. Select markets. 17 travel days available.AS9202 and Boston BOS to Seattle SEA Flights. Other flights departing from Boston BOS: AA1414, B6569, DL1410, B6365. Other flights arriving at Seattle SEA: DL372, UA1399, AS1307, WN799. All flights connecting Boston BOS to Seattle SEA.B789. Arrived / Gate Arrival. Sun 05:40PM EST. 08:30PM PST Sun. Boston Logan Intl (KBOS) - Seattle-Tacoma Intl (KSEA) - Flight Finder - Find and track any flight (airline or private) -- search by origin and destination.Average price of flights to Seattle by month. Currently, November is the cheapest month in which you can book a flight from Boston to Seattle (average of ₹ 1,146). Flying from Boston to Seattle in August is currently the most expensive (average of …Disclaimer for AS317 Flight Radar Data. Flight AS317 from Boston to Seattle is operated by Alaska Airlines. Scheduled time of departure from Boston Logan Intl is 19:59 EDT and scheduled time of arrival in Seattle Tacoma Intl is 23:13 PDT. The duration of the flight Alaska Airlines AS 317 is 6 hours 14 minutes..