Seattle to Boston Flights

Seattle to Boston Flight Info

Peak season for travel

October
US$126

Cheapest return ticket price

US$507
Seattle(PAE) ⇒ Boston(BOS)

Cheapest direct flight price

US$215
Seattle(SEA) ⇒ Boston(BOS)

Frequently Asked Questions

  • When are flight tickets from Seattle (SEA) to Boston (BOS) the cheapest?

    Airlines adjust prices for flights from Seattle to Boston based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Seattle (SEA) to Boston (BOS) cost?

    According to Trip.com's data, the lowest price is around US$370.
  • How long does it take to fly from Seattle (SEA) to Boston (BOS)?

    It takes about 5 hours 25 minutes to fly from Seattle (SEA) to Boston (BOS).
  • What time does the earliest flight from Seattle to Boston depart?

    The earliest flight departs from Seattle (SEA) at 07:15 and arrives in Boston (BOS) at 15:37.
  • What time does the latest flight from Seattle to Boston depart?

    The latest flight departs from Seattle (SEA) at 21:56 and arrives in Boston (BOS) at 06:15.
  • What are the most popular airlines that fly from Seattle (SEA) to Boston (BOS)?

    Airlines with flights from Seattle (SEA) to Boston (BOS): Jet Airways, Air France, Alaska Airlines, Jetblue Airways and Delta Air Lines.
  • What's the most popular airline for non-stop flights from Seattle (SEA) to Boston (BOS)?

    Delta Air Lines operates 248 non-stop flights from Seattle (SEA) to Boston (BOS).
  • How many airports are there in Boston (BOS)?

  • What are some travel guidelines for Boston during the COVID19 pandemic?

    Entry restrictions and flight schedule changes and cancellations are frequently updated and subject to change. If you plan to travel to Boston, please obtain the most updated information from the airline you plan to book your travels with. You can also refer to COVID19 Country/Region Entry Restrictions for more information.
  • Which airlines offer free date changes for flights to this city during the COVID19 pandemic?

    There are no airlines with flights to this city that provide this service. Please use this information as a reference only and confirm with the airline prior to booking.

Seattle (SEA) to Boston (BOS) Flight Schedule

Flight info.
Departure
Arrival
RouteWeekly Schedule
Jetblue Airways

00:25

SEA

08:37

BOS

Seattle to Boston-------Search
Delta Air Lines

07:20

SEA

15:44

BOS

Seattle to BostonSMTWTFSSearch
Delta Air Lines

07:25

SEA

16:00

BOS

Seattle to Boston-------Search
Delta Air Lines

07:40

SEA

16:14

BOS

Seattle to Boston-------Search
Delta Air Lines

07:45

SEA

16:06

BOS

Seattle to Boston-------Search
Delta Air Lines

07:51

SEA

16:22

BOS

Seattle to Boston-------Search
Air France

07:55

SEA

16:20

BOS

Seattle to BostonS-T---SSearch
Jet Airways

08:00

SEA

16:24

BOS

Seattle to BostonSMTWTFSSearch
Delta Air Lines

09:59

SEA

18:25

BOS

Seattle to Boston-MTWTF-Search
Alaska Airlines

10:15

SEA

18:50

BOS

Seattle to Boston--T----Search
Delta Air Lines

10:42

SEA

19:16

BOS

Seattle to Boston-------Search
Jetblue Airways

11:16

SEA

19:44

BOS

Seattle to BostonS--WT-SSearch
El Al

11:19

SEA

19:30

BOS

Seattle to Boston--T----Search
Delta Air Lines

11:22

SEA

19:59

BOS

Seattle to BostonS------Search
Aer Lingus

11:33

SEA

19:55

BOS

Seattle to Boston----T--Search
Jetblue Airways

11:44

SEA

20:04

BOS

Seattle to Boston-M-----Search
Jetblue Airways

13:56

SEA

22:27

BOS

Seattle to BostonS------Search
Delta Air Lines

15:00

SEA

23:27

BOS

Seattle to Boston-------Search
Delta Air Lines

15:10

SEA

23:37

BOS

Seattle to Boston------SSearch
Delta Air Lines

15:15

SEA

23:44

BOS

Seattle to Boston--T--FSSearch
Alaska Airlines

15:35

SEA

23:59

BOS

Seattle to BostonSMTWTFSSearch
Korean Air

15:50

SEA

00:10

BOS

Seattle to BostonSMT--F-Search
Alaska Airlines

21:15

SEA

05:28

BOS

Seattle to BostonS------Search
Delta Air Lines

21:40

SEA

06:10

BOS

Seattle to BostonS------Search
Delta Air Lines

22:04

SEA

06:25

BOS

Seattle to BostonS-T----Search
Delta Air Lines

22:20

SEA

06:40

BOS

Seattle to BostonSMTWTFSSearch
Delta Air Lines

22:40

SEA

06:56

BOS

Seattle to Boston-------Search
Delta Air Lines

22:45

SEA

07:19

BOS

Seattle to Boston-------Search
Delta Air Lines

23:10

SEA

07:30

BOS

Seattle to Boston-------Search
Jetblue Airways

23:59

SEA

08:16

BOS

Seattle to BostonS------Search
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  • Plan Your Trip from Seattle (SEA) to Boston (BOS)

    Boston attracts thousands of visitors every year for both business and pleasure. Whether you’re taking a last-minute break or a much needed getaway, flights from Seattle to Boston on Trip.com can help you get there with ease. With Trip.com, you can browse popular airlines with flights to Boston, check the best season to visit, and preview Boston attractions before you arrive. With flight deals and exciting attractions waiting for you to explore in Boston, the best time to book flights from Seattle to Boston is now! Planning a trip from Seattle to Boston is easy when you use Trip.com to help you make travel arrangements. Whether you are flying one-way, non-stop, or round-trip, you will find just the flight you need with us. If you want to lock in a great deal for your flights, go for a round-trip flight, if you need flexibility with your itinerary, book a one-way flight to Boston. With Trip.com, you can search for available flights and hotel rooms, and then make your booking quickly and easily online and on the go. Pack your travel accessories, make a must-see bucket list, and book your flight to Boston on Trip.com today!

  • A Trip to Remember (SEA—BOS)

    Make your journey from Seattle (SEA) to Boston (BOS) a trip to remember by using Trip.com to view Boston attractions before you arrive. Once you know what to do in Boston, you can reserve and book in advance for the best travel experience possible. Planning ahead is the most effective way to ensure your whole travel experience goes smoothly. Whether you need help choosing the perfect restaurant, discovering the best places to try local flavors, or finding the most stunning views in town, Trip.com is with you every step of the way for your trip to Boston.