Airlines operating on route
Starting at $108
Starting at $123
Starting at $130
Starting at $134
Starting at $140
Starting at $146
Starting at $153
Helping travelers to find the best flight offers
Starting at $108
Starting at $123
Starting at $130
Starting at $134
Starting at $140
Starting at $146
Starting at $153
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from San Francisco to Boston:
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from San Francisco to Boston. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
San Francisco — Boston
07/06/2025
Departure date
Direct flight
B6434
Starting at $301
San Francisco — Boston
07/23/2025
Departure date
Direct flight
B6734
Starting at $185
San Francisco — Boston
08/06/2025
Departure date
Direct flight
B6734
Starting at $185
San Francisco — Boston
08/10/2025
Departure date
Direct flight
B6434
Starting at $183
San Francisco — Boston
07/07/2025
Departure date
Direct flight
AS356
Starting at $345
San Francisco — Boston
07/13/2025
Departure date
Direct flight
UA431
Starting at $268
San Francisco — Boston
07/17/2025
Departure date
Direct flight
AS307
Starting at $258
San Francisco — Boston
07/19/2025
Departure date
Direct flight
B6134
Starting at $199
San Francisco — Boston
07/19/2025
Departure date
Direct flight
UA1702
Starting at $263
San Francisco — Boston
08/02/2025
Departure date
Direct flight
UA796
Starting at $223
A direct flight is the most convenient and comfortable way to fly from San Francisco to Boston, despite the fact that sometimes flights with transfers can cost significantly less.
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from San Francisco to Boston
JetBlue Airways
Every day
Starting at $177
Below you will find a list of airlines operating flights on the San Francisco — Boston route and the starting prices for flights of each specific airline on it.
The cheapest flight ticket from San Francisco to Boston according to data for the last 48 hours costs $118
Often the best time to buy tickets from San Francisco to Boston is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from San Francisco to Boston can be found flying in these months: August, July.
The fastest flights from San Francisco to Boston start from 5 hours 41 minutes in the air.
The following airlines operate direct flights on the route San Francisco — Boston: JetBlue Airways, Alaska Airlines, United Airlines
The cheapest one-way flight from San Francisco to Boston departs on 09/06/2025, is operated by Alaska Airlines and costs $118
The cheapest roundtrip flight from San Francisco to Boston departs on 09/15/2025, is operated by Alaska Airlines and costs $163
Fastest flight from San Francisco to Boston takes 5h 41m
There are direct flights on this route 5 days a week: Su, Mo, Tu, We, and Sa
The distance between San Francisco and Boston is 4333km (2686 miles). The average flight duration is 5h 40m. There are 139 direct flights from San Francisco to Boston. The time difference between San Francisco and Boston is 3h . Flights from San Francisco begin at 6:05 AM. The latest flight from San Francisco departs at 11:40 PM.
We couldn't find any special offers for flights from San Francisco to Boston
