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
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Extremely Rare Availability
2% of dates checked are available within 10% of the lowest price
Friday, October 16th, 2026
5 round-trip options
Returning
Wed, Oct 21, 2026•5 Day Trip
$322 USD
Returning
Thu, Oct 22, 2026•6 Day Trip
$357 USD
Returning
Sun, Oct 25, 2026•9 Day Trip
$347 USD
Returning
Mon, Oct 26, 2026•10 Day Trip
$347 USD
Returning
Wed, Oct 28, 2026•12 Day Trip
$322 USD