Boston (BOS) to San Francisco (SFO) flight deal in economy from $245
BOSLogan International Airport
Boston, United States
SFOSan Francisco International Airport
San Francisco, United States
$409 USD
-40%$245 USD
Verified 15 days agoOctober 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Extremely Rare Availability
2% of dates checked are available within 10% of the lowest price
Monday, October 12th, 2026
5 round-trip options
Returning
Sat, Oct 17, 2026•5 Day Trip
$482 USD
Returning
Sun, Oct 18, 2026•6 Day Trip
$507 USD
Returning
Wed, Oct 21, 2026•9 Day Trip
$482 USD
Returning
Thu, Oct 22, 2026•10 Day Trip
$517 USD
Returning
Sat, Oct 24, 2026•12 Day Trip
$482 USD