May 7, 2024. today. Home. Flights. To United States. Boston to Seattle. Lowest fares from Boston to Seattle. From. location_on. compare_arrows. To. …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.DL953 Flight Status Delta Air Lines: Boston to Seattle (DAL953) Delta Air Lines DL 953. Landed On Time. Boston. Boston Logan International Airport (BOS) All BOS Departures > ... DL 953 Flight Status & Schedule Delta Air Lines Boston to Seattle. Date From To Departure Arrival Status; Mar 06: BOS: SEA: 18:39 : 21:07 : Landed. …Adventure stretches out in all directions in Big Sky Country—see where your wanderlust leads when you book your flight into Bozeman Yellowstone International Airport. Find flights to Bozeman. Southwest flies to over 100 destinations! Explore flights across our network. Visit Seattle/Tacoma Plan your trip Why Southwest ® Rapid Rewards ®.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.Adventure stretches out in all directions in Big Sky Country—see where your wanderlust leads when you book your flight into Bozeman Yellowstone International Airport. Find flights to Bozeman. Southwest flies to over 100 destinations! Explore flights across our network. Visit Seattle/Tacoma Plan your trip Why Southwest ® Rapid Rewards ®.Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to Shanghai. Find the best flights fast, track prices, and book with confidence.Disclaimer for AS459 Flight Radar Data. Flight AS459 from Boston to Seattle is operated by Alaska Airlines. Scheduled time of departure from Boston Logan Intl is 07:00 EDT and scheduled time of arrival in Seattle Tacoma Intl is 10:15 PDT. The duration of the flight Alaska Airlines AS 459 is 6 hours 15 minutes. 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 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 ...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. Apr 26, 2020 · $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. 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. Tue, Apr 30 - …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.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 ...New England traded a 2024 International Roster Spot and up to $75,000 in General Allocation Money (GAM) in exchange for the 29-year-old Arreaga, who had …Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. 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 £85 one-way. Flex your dates to find the best BOS-SEA ticket prices. 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 ...Find best cheap flight deals from Boston to Seattle today! Compare & reserve one-way or return flight tickets from Boston to Seattle on Trip.com. Browse direct and non-stop flight airfares to Seattle on different airlines.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. 08/15/24 - 08/23/24. from. $ 568*. Viewed: 15 hours ago. From. Boston (BOS) To. Seattle (SEA) Roundtrip. 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 …The average flight time from Boston to Seattle is 5 hours and 50 minutes. The flight distance is 4005 km / 2489 miles and the average flight speed is 688 km/h / 428 mph. How many QR2033 flights are operated per week? 4 flights per week. The flight QR2033 is operated on Thursday, Friday, Saturday and Sunday.Options include a mid-size jet, like the popular Hawker 750, starting at $35,750 up to a heavier and larger jet, like the Global Express XRS, at $68,380. Visit Our Pricing Page. Super-Mid Jet. Est. Price $43,383 - $47,950. Flight Duration 5.80 hrs. Fuel Stop 1. Heavy Jet. Est. Price $61,822 - $68,330. Flight Duration 5.40 hrs. Atlanta, GA - Hartsfield-Jackson Atlanta Intl Airport is the most popular connection for one stop flights between Boston, MA and Seattle; In-Flight information. The average flying time for a direct flight from Boston, MA to Seattle is 6 hours 24 minutes; Most direct flights leave around 7:00 EDT; Korean Air flight #25 is today's earliest flight ... 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 …AS349 and Boston BOS to Seattle SEA Flights. Flight AS349 is code-shared by 3 airlines using the flight numbers AA9369, JL6357, TN2336. Other flights departing from Boston BOS: B6167, DL5670, AA2600, DL627. Other flights arriving at Seattle SEA: UA1986, AS2400, AS2185, AS9441. All flights connecting Boston BOS to Seattle SEA.DL9759 and Boston BOS to Seattle SEA Flights. Other flights departing from Boston BOS: AS311, DL58, OG112, WN1181. Other flights arriving at Seattle SEA: AS379, AS2003, AS385, AC8810. All flights connecting Boston BOS to Seattle SEA.08/15/24 - 08/23/24. from. $ 568*. Viewed: 15 hours ago. From. Boston (BOS) To. Seattle (SEA) Roundtrip.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 WhenCheap 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 ...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.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.Find and book cheap flights from Logan Intl. Airport to Seattle - Tacoma Intl. Airport with Expedia. Compare prices, dates, airlines and deals for one-way or roundtrip flights from …Flights from Boston to Seattle. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to Seattle. Find the best flights fast,...Seattle. £201 per passenger.Departing Sun, 28 Apr, returning Sun, 12 May.Return flight with United.Outbound indirect flight with United, departs from Boston Logan …Mar 29, 2024 · Flights from Boston, MA to Seattle, WA cover the 2480 miles (4000 km) long trip taking on average 6 h 23 min with our travel partners like Alaska Airlines, JetBlue Airways or United. While the average ticket price for this route costs around $250 (€218), you can find the cheapest plane ticket for as low as $165 (€143). Use Google Flights to find cheap departing flights to Seattle and to track prices for specific travel dates for your next getaway. 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. 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 ... Find cheap flights from Seattle to Massachusetts from. $135. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30. 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. 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. Airfares from $101 One Way, $245 Round Trip from Seattle to Boston. Prices starting at $245 for return flights and $101 for one-way flights to Boston were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. 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 £85 one-way. Flex your dates to find the best BOS-SEA ticket prices. 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.B6197 and Boston BOS to Seattle SEA Flights. Flight B6197 is code-shared by 3 airlines using the flight numbers EI5268, HA2111, TP4393. Other flights departing from Boston BOS: DL638, DL5725, DL498, DL5698. Other flights arriving at Seattle SEA: AA3398, F91815, AS64, WN1980. All flights connecting Boston BOS to …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. 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. Apr 17, 2024 · Cheap USA to Seattle flights in April & May 2024. Check out some of the best flight deals from USA to Seattle in 2024. Check back in a little while for more flight options. Sat 5/4 11:45 am DEN - SEA. Nonstop 3h 00m Frontier. Tue 5/7 9:35 pm SEA - DEN. Nonstop 2h 50m Frontier. Deal found 4/16 $69. Washington ». 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. 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.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.AS459 and Boston BOS to Seattle SEA Flights. Flight AS459 is code-shared by 5 airlines using the flight numbers AA9302, DE5235, JL6357, KE6222, TN2335. Other flights departing from Boston BOS: AA1467, AA1509, DL5843, WN3047. Other flights arriving at Seattle SEA: DL143, AS767, DL697, DL3953.Washington ». 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.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. Atlanta, GA - Hartsfield-Jackson Atlanta Intl Airport is the most popular connection for one stop flights between Boston, MA and Seattle; In-Flight information. The average flying time for a direct flight from Boston, MA to Seattle is 6 hours 24 minutes; Most direct flights leave around 7:00 EDT; Korean Air flight #25 is today's earliest flight ... 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!United flights from Boston to Seattle from. $ 271. * 1 Passenger, Economy. Home. United flights. Flights to United States. Boston - Seattle. Featured daily fares …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. 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 cheapest prices found with in the last 7 days for return flights were $53 and $39 for one-way flights to Seattle for the period specified. Prices and availability are subject to change. Additional terms apply. Wed, May 15 - Wed, May 22. PHX.Disclaimer for AS459 Flight Radar Data. Flight AS459 from Boston to Seattle is operated by Alaska Airlines. Scheduled time of departure from Boston Logan Intl is 07:00 EDT and scheduled time of arrival in Seattle Tacoma Intl is 10:15 PDT. The duration of the flight Alaska Airlines AS 459 is 6 hours 15 minutes.One-way flights to Boston. Take a look at some of the best available flights travelling to Boston at this time. Book a round-trip flight to Boston instead by using the search form above. mar. 27/8 1:50 p.m. ORD - BOS. Nonstop 2h 28m Delta. Deal found 22/4 C$ 88.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.Washington ». Seattle ». First Class. $261. Seattle. Search and compare first class flight deals to Seattle. Fly from San Francisco from $327, from Ontario from $387, from Los Angeles from $454. Book your first class tickets to Seattle.Washington ». Seattle ». First Class. $261. Seattle. Search and compare first class flight deals to Seattle. Fly from San Francisco from $327, from Ontario from $387, from Los Angeles from $454. Book your first class tickets to Seattle. 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. 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. 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. 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.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. 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. The two airlines most popular with KAYAK users for flights from Boston to San Diego are Alaska Airlines and Delta. With an average price for the route of $334 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. Based on KAYAK searches from the last 72 hours, if you fly from Ontario, you should have a good chance of getting the best deal to Seattle as it was the cheapest place to fly from.Prices were found for as low as $34 one-way and $68 for a round-trip flight. Also in the last 72 hours, the most popular connection to Seattle was from Portland and the …Washington ». Seattle ». First Class. $261. Seattle. Search and compare first class flight deals to Seattle. Fly from San Francisco from $327, from Ontario from $387, from Los Angeles from $454. Book your first class tickets to Seattle.Cheap Flights from Boston Logan International (BOS) to Seattle / Tacoma International (SEA) from $207 | Skyscanner. Roundtrip One way Multi-city. Depart. …Airlines. Virgin Atlantic to Seattle. British Airways to Seattle. KLM to Seattle. Find flights to Seattle SEA from £285. Fly from the United Kingdom on Virgin Atlantic, British Airways & more. London from £285; Edinburgh from £314; Manchester from £329 | KAYAK.The two airlines most popular with KAYAK users for flights from Seattle to Boston are Alaska Airlines and Delta. With an average price for the route of C$ 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. Atlanta, GA - Hartsfield-Jackson Atlanta Intl Airport is the most popular connection for one stop flights between Boston, MA and Seattle; In-Flight information. The average flying time for a direct flight from Boston, MA to Seattle is 6 hours 24 minutes; Most direct flights leave around 7:00 EDT; Korean Air flight #25 is today's earliest flight ...
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 .... Eat to perform
Plan your Delta flight from Boston to Seattle by taking into account the cheapest months to travel. The average price of a one-way Delta flight from Boston to Seattle is currently $137 while a round-trip flight costs $269. Price data was last updated on April 7, 2024.Plan your Delta flight from Boston to Seattle by taking into account the cheapest months to travel. The average price of a one-way Delta flight from Boston to Seattle is currently $137 while a round-trip flight costs $269. Price data was last updated on April 7, 2024.1 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.May 7, 2024. today. Home. Flights. To United States. Boston to Seattle. Lowest fares from Boston to Seattle. From. location_on. compare_arrows. To. …Compare cheap flights and find tickets from Boston (BOS) to Seattle (SEA). Book directly with no added fees. Skyscanner. Help; English (UK) EN Australia $ AUD AUD ($) Flights. Hotels. Car Hire. Cheap Flights from Boston to Seattle ... Add nearby airports. Depart. Return. Cabin Class & Travellers 1 adult, Economy. Direct flights only. Search ...Select Spirit Airlines flight, departing Sat, Sep 14 from Seattle to Boston, returning Wed, Sep 18, priced at $256 found 6 hours ago Best Logan Intl. Flight and Hotel Packages Logan Intl. flight + hotel packages - economy flightsJetBlue 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. Tue, 24 Sep SEA - BOS with Spirit Airlines. 1 stop. from £206. Seattle. £235 per passenger.Departing Thu, 2 May, returning Mon, 6 May.Return flight with Delta.Outbound direct flight with Delta departs from Boston Logan International on Thu, 2 May, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle ... Book the lowest fares on Seattle flights today! Find low-fare American Airlines flights to Seattle. Enjoy our travel experience and great prices. Book the lowest fares on Seattle flights today! ... Boston (BOS) to. Seattle (SEA) 05/06/24 - 05/13/24. from. $251* Updated: 5 hours ago. Round trip. I. Economy. See Latest Fare. Columbus (CMH) to ...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 ...She was the No. 1 overall pick by Seattle in the 2002 WNBA draft and played 19 seasons. She retired after the 2022 season as the league's all-time assists leader …There are 5 airlines that fly nonstop from Boston to London Heathrow Airport. They are: American Airlines, British Airways, Delta, JetBlue and Virgin Atlantic. The cheapest price of all airlines flying this route was found with Virgin Atlantic at $386 for a one-way flight.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 ByDAL340. 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.Find cheap flights to Seattle from $43. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30. Search. Direct flights only. Search hundreds of travel sites at once …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 …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. 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. 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 ...HU730 and Boston BOS to Seattle SEA Flights. This is a multi leg flight of Hainan Airlines HU730. Next leg is Seattle to Beijing. Other flights departing from Boston BOS: UA729, WN4615, AA1664, UA205. Other flights arriving at Seattle SEA: AS305, DL887, AA2368, DL1359. All flights connecting Boston BOS to Seattle SEA..