Cheapest flights for Boston – San Francisco (BOS – SFO)

Aviasales.ge will find you the cheapest airfare for Boston – San Francisco by comparing the ticket prices to San Francisco using 45 agencies, five booking systems, and 728 airlines. Where exactly you buy your tickets for Boston – San Francisco is up to you.

Boston – San Francisco is most popular in January and March. During this period the average ticket price is 551.

In the off-season – in January and March ticket prices drop to an average of 551.

Direct flight for from Boston to San Francisco

The easiest way to to get to your destination is a direct flight. Direct flights for from Boston to San Francisco are offered by:

  • JetBlue Airways (daily B6133)
  • Delta Air Lines (daily DL475)
  • United Airlines (daily UA1008)

Francisco is served by 1 airport: San Francisco International Airport. Direct flights for Boston – San Francisco are operated by:
  • American Airlines, Alaska Airlines, JetBlue Airways, Delta Air Lines, Frontier Airlines, Sun Country Airlines, United Airlines, Southwest Airlines from Logan International Airport to San Francisco International Airport
Flight with layover for the route from Boston to San Francisco

The lowest prices for flights with layovers are offered by Frontier Airlines with a layover in Dallas. Tickets start at 186.

A flight with a layover on the route Boston – San Francisco will allow you to make your trip more interesting. The layover could be in:

  • Phoenix (flight AA1850 American Airlines)
  • New York (flight UA1343 United Airlines)
  • Chicago (flight WN787 Southwest Airlines)

This is a great chance to get to know these cities. Layovers are usually at least six hours.

Please keep in mind that depending on the number of days remaining until your departure, ticket prices for Boston – San Francisco could change by more than 129%.

Aviasales.ge suggests buying tickets for Boston – San Francisco in advance in order to choose the conditions for your flight that best suit your preferences and budget.

General information on flight Boston – San Francisco (BOS – SFO)
4,333 km
Distance
3 ⁠hr
Current time difference
62
Number of flights per week
₾332
Lowest price
Average ticket price
06:00
Earliest flight out
19:45
Latest flight out

Ticket prices for Boston – San Francisco by month *

Month One-way Round-trip
January 2025 21.01.2025
21.01 - 13.02.2025
February 2025 10.02.2025
01.02 - 08.02.2025
March 2025 01.03.2025
15.03 - 22.03.2025

* Prices found by users over the last 48 hours (they do not represent an offer).

Cheapest flight for from Boston to San Francisco found by our users over the last 48 hours: ticket with JetBlue Airways with a departure on 28.02.2025 and a price of 165 GEL.
Fastest flight for from Boston to San Francisco: ticket with JetBlue Airways with the nearest departure on 29.01.2025 and a flight duration of 6hrs. 48min..
Airports serving Boston – San Francisco

Boston airports serving flights to San Francisco:

  • Logan International Airport (BOS)

San Francisco airports accepting flights from Boston:

  • San Francisco International Airport (SFO)