San Francisco (SFO) to Boston (BOS) cheap flight deal from $148 USD in economy class – flightdeals.net

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American Airlines

AAAmerican Airlines

One Way•Economy

San Francisco International Airport

San Francisco, United States

Logan International Airport

Boston, United States

$205 USD

-28%$148 USD

Verified Sep 21, 2025 at 5:51 PM

October 2025

Mon

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29$249 30$249 1$249 2$249 3$249 4$249 5$229 6$189 7$189 8$189 9$269 10$247 11$189 12$169 13$182 14$150 15$150 16$329 17$200 18$150 19$219 20$169 21$150 22$150 23$182 24$150 25$150 26$169 27$150 28$150 29$150 30$150 31$150 1 2

Good Availability

40% of dates checked are available within 10% of the lowest price

Tuesday, October 21st, 2025

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