SFO to BOS from $257 in economy

B6JetBlue Airways

Round Trip•Economy

SFO

San Francisco International Airport

San Francisco, United States

BOS

Logan International Airport

Boston, United States

$457 USD

-44%$257 USD

Verified 13 days ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$308 1$308 2$327 3$366 4$367 5$328 6$352 7$308 8$264 9$278 10$328 11$303 12$303 13$347 14$303 15$278 16$278 17$358 18$328 19$328 20$338 21$303 22$259 23$278 24$358 25$347 26$328 27$337 28$303 29$278 30$303 1$362 2$328 3$303 4$377

Rare Availability

5% of dates checked are available within 10% of the lowest price

Wednesday, September 23rd, 2026

6 round-trip options

Returning

Mon, Sep 28, 2026•5 Day Trip

$322 USD

Google Flights

Returning

Tue, Sep 29, 2026•6 Day Trip

$278 USD

Google Flights

Returning

Thu, Oct 1, 2026•8 Day Trip

$322 USD

Google Flights

Returning

Fri, Oct 2, 2026•9 Day Trip

$278 USD

Google Flights

Returning

Tue, Oct 6, 2026•13 Day Trip

$278 USD

Google Flights

Returning

Wed, Oct 7, 2026•14 Day Trip

$297 USD

Google Flights

San Francisco (SFO) to Boston (BOS) flight deal in economy from $257

San Francisco International Airport

Logan International Airport

September 2026

Wednesday, September 23rd, 2026