Flights from Boston to Seattle (BOS to SEA)

Find cheap Boston, United States to Seattle, United States flights with our free search service. Compare all available fares for direct or connection flights to Seattle.

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Best price to flight from Boston to Seattle (One Way)

What is the distance between Boston and Seattle?

The average distance from Boston to Seattle is 4071 kilometers (equals to 2529 miles or 2198 nautical miles). Your flight will departure from Boston Logan International Airport, United States and arrive on Seattle Tacoma International Airport, United States.

How long is the flight from Boston to Seattle?

The average flight time between Boston to Seattle is 5 hours and 18 minutes.

How much is the fare for flight between Boston and Seattle?

The average price for one-way airfare from Boston to Seattle is 227 USD (none-taxes) for economy class.

Cheap flights from Boston to Seattle

Tue 27/Feb - Wed 28/Feb
1 days Flights from Boston to Seattle on Spirit Airlines 27/02/2018
$182
Tue 27/Feb - Wed 28/Feb
1 days Flights from Boston to Seattle on Alaska Airlines 27/02/2018
$212
Wed 28/Feb - Mon 05/Mar
5 days Flights from Boston to Seattle on jetBlue 28/02/2018
$231
Wed 28/Feb - Wed 07/Mar
7 days Flights from Boston to Seattle on Spirit Airlines 28/02/2018
$129
Fri 30/Mar - Tue 03/Apr
4 days Flights from Boston to Seattle on Alaska Airlines 30/03/2018
$202
Tue 06/Mar - Tue 20/Mar
14 days Flights from Boston to Seattle on Spirit Airlines 06/03/2018
$178
Sat 24/Mar - Tue 27/Mar
3 days Flights from Boston to Seattle on Alaska Airlines 24/03/2018
$202
Sun 25/Mar - Fri 08/Jun
75 days Flights from Boston to Seattle on jetBlue 25/03/2018
$323
Sat 03/Mar - Tue 01/May
59 days Flights from Boston to Seattle on Alaska Airlines 03/03/2018
$341
Fri 02/Mar - Mon 24/Sep
206 days Flights from Boston to Seattle on jetBlue 02/03/2018
$405
Mon 05/Mar - Fri 13/Jul
130 days Flights from Boston to Seattle on United 05/03/2018
$491
Fri 02/Mar - Mon 24/Sep
206 days Flights from Boston to Seattle on United 02/03/2018
$306
Mon 21/May - Fri 13/Jul
53 days Flights from Boston to Seattle on jetBlue 21/05/2018
$391
Wed 30/May - Tue 05/Jun
6 days Flights from Boston to Seattle on United 30/05/2018
$278
Thu 31/May - Sun 10/Jun
10 days Flights from Boston to Seattle on Alaska Airlines 31/05/2018
$249
Wed 23/May - Mon 20/Aug
89 days Flights from Boston to Seattle on United 23/05/2018
$428
Thu 10/May - Tue 15/May
5 days Flights from Boston to Seattle on Alaska Airlines 10/05/2018
$202
Mon 21/May - Fri 13/Jul
53 days Flights from Boston to Seattle on jetBlue 21/05/2018
$368
Tue 01/May - Sat 05/May
4 days Flights from Boston to Seattle on United 01/05/2018
$212
Wed 23/May - Mon 17/Sep
117 days Flights from Boston to Seattle on jetBlue 23/05/2018
$370
Wed 23/May - Mon 17/Sep
117 days Flights from Boston to Seattle on United 23/05/2018
$344
Thu 26/Apr - Mon 03/Sep
130 days Flights from Boston to Seattle on Alaska Airlines 26/04/2018
$361
Fri 20/Apr - Tue 24/Apr
4 days Flights from Boston to Seattle on United 20/04/2018
$225
Tue 24/Apr - Tue 08/May
14 days Flights from Boston to Seattle on Alaska Airlines 24/04/2018
$202
Thu 26/Apr - Mon 03/Sep
130 days Flights from Boston to Seattle on jetBlue 26/04/2018
$439
Tue 03/Apr - Sun 08/Apr
5 days Flights from Boston to Seattle on Alaska Airlines 03/04/2018
$200
Thu 13/Sep - Mon 17/Sep
4 days Flights from Boston to Seattle on jetBlue 13/09/2018
$306
Fri 28/Sep - Mon 01/Oct
3 days Flights from Boston to Seattle on Alaska Airlines 28/09/2018
$248
Thu 20/Sep - Tue 02/Oct
12 days Flights from Boston to Seattle on United 20/09/2018
$229
Wed 12/Sep - Wed 19/Sep
7 days Flights from Boston to Seattle on United 12/09/2018
$228
Sat 22/Sep - Mon 21/Jan
121 days Flights from Boston to Seattle on United 22/09/2018
$247
Tue 23/Oct - Sun 28/Oct
5 days Flights from Boston to Seattle on Alaska Airlines 23/10/2018
$204
Wed 10/Oct - Wed 17/Oct
7 days Flights from Boston to Seattle on United 10/10/2018
$234
Thu 07/Jun - Mon 11/Jun
4 days Flights from Boston to Seattle on Alaska Airlines 07/06/2018
$202
Tue 26/Jun - Mon 02/Jul
6 days Flights from Boston to Seattle on jetBlue 26/06/2018
$296
Sat 02/Jun - Wed 05/Dec
186 days Flights from Boston to Seattle on Spirit Airlines 02/06/2018
$293
Sat 02/Jun - Wed 05/Dec
186 days Flights from Boston to Seattle on Alaska Airlines 02/06/2018
$297
Thu 21/Jun - Thu 05/Jul
14 days Flights from Boston to Seattle on United 21/06/2018
$331
Wed 06/Jun - Tue 12/Jun
6 days Flights from Boston to Seattle on United 06/06/2018
$232
Tue 14/Aug - Mon 20/Aug
6 days Flights from Boston to Seattle on jetBlue 14/08/2018
$215
Sat 25/Aug - Sat 08/Sep
14 days Flights from Boston to Seattle on United 25/08/2018
$262
Tue 21/Aug - Tue 04/Sep
14 days Flights from Boston to Seattle on jetBlue 21/08/2018
$246
Thu 23/Aug - Mon 27/Aug
4 days Flights from Boston to Seattle on United 23/08/2018
$279
Wed 18/Jul - Sun 02/Sep
46 days Flights from Boston to Seattle on jetBlue 18/07/2018
$323
Tue 17/Jul - Mon 23/Jul
6 days Flights from Boston to Seattle on jetBlue 17/07/2018
$214
Thu 26/Jul - Wed 01/Aug
6 days Flights from Boston to Seattle on Alaska Airlines 26/07/2018
$347
Tue 17/Jul - Tue 24/Jul
7 days Flights from Boston to Seattle on Alaska Airlines 17/07/2018
$320
Tue 24/Jul - Thu 02/Aug
9 days Flights from Boston to Seattle on jetBlue 24/07/2018
$244
Sun 18/Nov - Fri 23/Nov
5 days Flights from Boston to Seattle on Alaska Airlines 18/11/2018
$463
Thu 15/Nov - Sun 18/Nov
3 days Flights from Boston to Seattle on United 15/11/2018
$297
Sat 22/Dec - Sat 29/Dec
7 days Flights from Boston to Seattle on Alaska Airlines 22/12/2018
$815
Sat 08/Dec - Thu 27/Dec
19 days Flights from Boston to Seattle on United 08/12/2018
$393