Seattle / Tacoma (SEA) to Boston (BOS) flight deal in economy from $273

JetBlue AirwaysB6JetBlue Airways
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesBOS

Logan International Airport

Boston, United States
$412 USD
-34%$273 USD
Verified 18 days ago
Limited Availability
16% of dates checked are available within 10% of the lowest price

Tuesday, August 4th, 2026

6 round-trip options

Returning
Tue, Aug 11, 2026•7 Day Trip
$474 USD
Google Flights
Returning
Wed, Aug 12, 2026•8 Day Trip
$509 USD
Google Flights
Returning
Thu, Aug 13, 2026•9 Day Trip
$449 USD
Google Flights
Returning
Sat, Aug 15, 2026•11 Day Trip
$509 USD
Google Flights
Returning
Mon, Aug 17, 2026•13 Day Trip
$429 USD
Google Flights
Returning
Tue, Aug 18, 2026•14 Day Trip
$404 USD
Google Flights