How much is a flight from Boston to San Francisco?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Boston and San Francisco.

Pick a travel date to see today’s available fares.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Boston - San Francisco route.

Are there multiple airports in Boston and San Francisco?

If your departure or arrival city has more than one airport, it's worth comparing all of them for timing and pricing.

• Airports in Boston: Only Boston - Logan operates in this city.
• Airports in San Francisco: San Francisco is the only airport currently running.

If you're traveling with a group or bulky luggage, look into parking or transport options. Alternative airports may offer faster transfers or better rates.

Filter and compare flights from Boston to San Francisco

Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.

Other popular destinations

Want more ideas for your trip to United States? Check these: Atlanta, Los Angeles, Miami, New York City, Orlando.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.