Boston to Seattle (& vice versa) for only $127 roundtrip

Missed the deal?

Become a Secret Flying member to receive alerts to your inbox the moment we publish a flight deal.

You'll never miss a Secret Flying deal again.

Cheap flights from Boston to Seattle for only $127 roundtrip with American Airlines.

Also works in reverse.

DEPART:
Boston, USA

ARRIVE:
Seattle, USA

RETURN:
Boston, USA

DATES:
Availability from January to March 2026

Example dates:

Boston – Seattle
22nd-29th Jan
23rd-30th Jan
7th-14th Feb
17th-24th Feb
3rd-10th Mar
10th-17th Mar

Seattle – Boston
22nd-29th Jan
23rd-30th Jan
24th-31st Jan
29th Jan – 5th Feb
30th Jan – 6th Feb
3rd-10th Mar
10th-17th Mar

and more…

STOPS:
Dallas/Philadelphia

AIRLINES:
American Airlines