Cheap flights from Boston to Seattle for only $158 roundtrip with United Airlines.

Also works in reverse.

 

DEPART:
Boston, USA

 

ARRIVE:
Seattle, USA

 

RETURN:
Boston, USA

 

DATES:
Availability from February to March 2022

Example dates:

 

Boston – Seattle
5th-8th Feb
5th-9th Feb
5th-12th Feb
8th-12th Feb
8th-15th Feb
9th-12th Feb
9th-16th Feb
12th-15th Feb
12th-16th Feb
15th-22nd Feb
23rd Feb – 2nd Mar
1st-8th Mar
2nd-9th Mar

 

Seattle – Boston
5th-8th Feb
5th-9th Feb
5th-12th Feb
8th-12th Feb
8th-15th Feb
9th-12th Feb
9th-16th Feb
12th-15th Feb
12th-16th Feb
15th-22nd Feb
23rd Feb – 2nd Mar
1st-8th Mar
2nd-9th Mar

and more…

 

STOPS:
Denver

 

AIRLINES:
United Airlines

 

 

GO TO DEAL