Cheap flights from Boston to San Francisco

Choose between United Airlines, American Airlines, or Alaska Airlines to find the best price

Travelers usually depart from Logan International, Boston Back Bay Station, Boston South Station, Boston - North Station, or Boston-LAZ parking lot when they travel from Boston to San Francisco. Book your trip to arrive at San Francisco International, San Francisco, CA-Salesforce Plaza, or San Francisco Train Station. The distance between Boston and San Francisco is 4347 km. The most popular airlines for this route are United Airlines, American Airlines, Alaska Airlines, JetBlue Airways, and Southwest Airlines. Boston and San Francisco have 197 direct flights per week. When you arrive at San Francisco, consider visiting Golden Gate Bridge, Big Sur, and Alcatraz.

Weekly flights

MondayTuesdayWednesdayThursdayFridaySaturdaySunday
Number of flights36332841-3524

Fly direct with

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Alaska Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, and Sundays.

JetBlue Airways on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Boston to San Francisco

NameCarrier codeIATA CodePassport needed during bookingAirport check-in closesOnline check-in available
United AirlinesUALUAYesUnknownOpens 1 days before flight
Closes 1 hours before flight
American AirlinesAALAAYesUnknownNo
Alaska AirlinesASAASYesUnknownOpens 1 days before flight
Closes 1 hours before flight
JetBlue AirwaysJBUB6YesUnknownOpens 1 days before flight
Closes 2 hours before flight
Southwest AirlinesSWAWNNoUnknownOpens 1 days before flight
Closes 1 hours before flight

Frequently asked questions

How long does it take to travel from Boston to San Francisco?

A one-way nonstop (direct) flight between Boston and San Francisco takes around 6.5 hours.

What is the flight distance between Boston and San Francisco?

The flight distance between Boston and San Francisco is 4347 km.

What airlines offer nonstop (direct) flights between Boston and San Francisco?

Several carriers operate flights between Boston and San Francisco. Airlines offering nonstop (direct) flights include Alaska Airlines, JetBlue Airways, United Airlines.

What are the most popular routes to and from Boston?

Travelers frequently search for route combinations, such as Boston and Los Angeles International, Miami International, McCarran International, Orlando International, Fort Lauderdale–Hollywood International, Hartsfield–Jackson Atlanta International, Dallas/Fort Worth International, Luis Muñoz Marín International, Baltimore–Washington International, O Hare International, McGhee Tyson.

What are the most popular routes to and from San Francisco?

Travelers frequently search for route combinations, such as San Francisco and Los Angeles International, Newark Liberty International, McCarran International, Denver International, George Bush Intercontinental, Phoenix Sky Harbor International, Ronald Reagan Washington National, O Hare International, Minneapolis–Saint Paul International, Nashville International, Portland International.

What airports are near Boston?

The main airport in Boston is Logan International. It is also served by Logan International, Bradley International, T. F. Green, Albany International, Manchester–Boston Regional, Portland International Jetport, Barnstable Municipal, Augusta State, Rutland–Southern Vermont Regional, Portsmouth International Airport at Pease.

What airports are near San Francisco?

The main airport in San Francisco is San Francisco International. It is also served by San Francisco International, Sacramento International, Oakland International, San Jose International, Monterey Regional, Stockton Metropolitan, Charles M. Schulz–Sonoma County, Merced Regional, Buchanan Field.

What buses and trains depart from Boston?

A number of bus and train companies depart from Boston, including Amtrak train.

Is it possible to combine flights, buses, and trains in one itinerary when traveling between Boston and San Francisco?

What is Virtual Interlining and how do I use it?

Which airlines fly between Boston and San Francisco?

When's the best time to travel between Boston and San Francisco?

What flights operate between Boston and San Francisco?

How many airports are there near Boston?

How many airports are there near San Francisco?

Is it possible to reach Boston by bus or train?

What time do nonstop (direct) flights between Boston and San Francisco depart?

What time do nonstop (direct) flights between Boston and San Francisco arrive?

What time do flights between Boston and San Francisco depart?

What time do flights between Boston and San Francisco arrive?

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