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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 April. During this period the average ticket price is 974.

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:

  • American Airlines (daily AA7459)
  • JetBlue Airways (daily B6133)
  • United Airlines (daily UA1187)
  • Delta Air Lines (5 days per week, flight DL475)
  • Alaska Airlines (3 days per week, flight AS357)

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

An alternative option for Boston – San Francisco (round-trip) would be a flight with a layover. Prices start at 314.

The lowest prices for flights with layovers are offered by American Airlines with a layover in Phoenix. Tickets start at 479.

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:

  • New York (flight B6617 JetBlue Airways)
  • Atlanta (flight DL376 Delta Air Lines)
  • Houston (flight UA2060 United 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)
6 ⁠hr 46 ⁠min
Average flight duration
4,333 km
Distance
3 ⁠hr
Current time difference
87
Number of flights per week
₾331
Lowest price
Average ticket price
06:00
Earliest flight out
20:35
Latest flight out

Ticket prices for Boston – San Francisco by month *

Month One-way Round-trip
April 2025 05.04.2025
09.04 - 23.04.2025

* 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 American Airlines with a departure on 05.04.2025 and a price of 479 GEL.
Fastest flight for from Boston to San Francisco: ticket with JetBlue Airways with the nearest departure on 22.04.2025 and a flight duration of 6hrs. 36min..
Airlines flying from Boston to San Francisco
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)