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Cheap Flights from Boston to San Francisco - BOS to SFO

Popular flights from Boston to San Francisco

If your flight days are flexible and you looking for a good deal, our charts on cheap flights provide some insight regarding affordable flight options for your next big adventure.

Alaska Airlines
Departure Date Return Date Lowest Price
Feb 23, 2016 Feb 29, 2016 $320
American Airlines
Departure Date Return Date Lowest Price
Feb 27, 2016 Feb 29, 2016 $344
JetBlue Airways
Departure Date Return Date Lowest Price
Feb 22, 2016 Feb 25, 2016 $296
Sun Country Airlines
Departure Date Return Date Lowest Price
Feb 29, 2016 Mar 3, 2016 $260
United Airlines
Departure Date Return Date Lowest Price
Feb 22, 2016 Feb 29, 2016 $314
Virgin America
Departure Date Return Date Lowest Price
Feb 29, 2016 Mar 3, 2016 $283

How Much Does it Cost to Fly from Boston to San Francisco (BOS to SFO)?

We have collected flight cost data from across the web for travel from Boston to San Francisco, and have found the average flight price for this trip to be $298.

When Can I Buy the Cheapest Flight from Boston to San Francisco (BOS to SFO)?

Airlines can adjust prices for plane tickets from Boston to San Francisco based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Boston to San Francisco

The chart below shows up-to-date information regarding how far in advance a flight from Boston to San Francisco should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $650 $370
7-14 days $297 $291
14-21 days $339 $278
21-30 days $344 $260
30-60 days $361 $312
60-90 days $370 $367
90+ days $361 $369

Cheapest Day To Fly from Boston to San Francisco

The chart below shows up-to-date information regarding the cheapest days to fly from Boston to San Francisco.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$260 $312 $297 $320 $278 $302 $320

Lowest Fares Chart By Month from Boston to San Francisco

The chart below shows the lowest fare by month when flying from Boston to San Francisco.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February Boston San Francisco Sun Country 2/29/16 3/3/16 1 $260
March Boston San Francisco Sun Country 3/14/16 3/17/16 1 $312
April Boston San Francisco Sun Country 4/6/16 4/10/16 1 $320
May Boston San Francisco Virgin America 5/24/16 6/1/16 0 $361
June Boston San Francisco United 6/1/16 6/4/16 0 $381
July Boston San Francisco American 7/6/16 7/19/16 1 $427
August Boston San Francisco United 8/25/16 8/30/16 1 $454
September Boston San Francisco United 9/23/16 9/28/16 1 $439

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Boston to San Francisco

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Boston to San Francisco.

Next 30 Days

SunMonTueWedThuFriSat
7 8 9 10 11 12 13
$689
14 15 16 17 18 19 20
$689 $297
21 22 23 24 25 26 27
$297 $395
28 29 1 2 3 4 5
$395 $381
6 7 8 9 10 11 12
$381 $381
13 14 15 16 17 18 19
$381

Non-Stop vs Connecting Flights from Boston to San Francisco (BOS to SFO)

Your Boston to San Francisco flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Boston to San Francisco is $325.

The average price for non-stop flights from Boston to San Francisco is $350.

The chart below shows up to date information regarding non-stop flights from Boston to San Francisco.

Nonstop Flight Details from Boston to San Francisco
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
JetBlue 3 3 3 3 3 2 3 07:00 19:24
United 7 7 7 7 7 6 7 06:00 17:57
Virgin America 3 3 3 3 3 2 3 09:00 18:59

Round Trip vs One Way Flights from Boston to San Francisco (BOS to SFO)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Boston to San Francisco. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Boston to San Francisco is $159.

The average price for round trip flights from Boston to San Francisco is $320.

More Cheap Flights

FlightsAirlineLowest Price
New York to San Francisco Alaska, United, American, US Airways, Sun Country, Hawaiian, JetBlue, Frontier, Virgin America, AirTran $238
Newark to San Francisco Alaska, United, Delta, American, US Airways, JetBlue, Virgin America $276
Hartford to San Francisco United, Delta, American, US Airways, AirTran $386
Providence to San Francisco United, Delta, US Airways, AirTran $313
Albany to San Francisco United, Delta, US Airways $391
Burlington to San Francisco United, Delta, US Airways, JetBlue $418
Portland to San Francisco United, Delta, US Airways, JetBlue, AirTran $358
Manchester to San Francisco United, Delta, US Airways, AirTran $313
Bangor to San Francisco Delta, US Airways $470
Westchester County to San Francisco United, Delta, US Airways, American $299
Long Island MacArthur to San Francisco United, US Airways, AirTran $594
Newburgh to San Francisco Delta, US Airways Check Dates
New York to Los Angeles Alaska, United, American, US Airways, Sun Country, Spirit, Hawaiian, JetBlue, Frontier, Virgin America, AirTran $237
New York to Oakland US Airways, American, Spirit, JetBlue, AirTran $277
New Haven to San Francisco United, US Airways $360
Martha's Vineyard to San Francisco Delta, US Airways, JetBlue Check Dates
Nantucket to San Francisco Delta, US Airways, JetBlue Check Dates
Boston to Oakland Alaska, Delta, American, US Airways, Spirit, JetBlue, AirTran $311
New York to Las Vegas United, American, US Airways, Sun Country, Spirit, JetBlue, Frontier, Virgin America, AirTran $233
Newark to Oakland Alaska, Delta, American, US Airways, JetBlue $323
New York to San Jose Alaska, United, American, US Airways, JetBlue, Virgin America, AirTran $267
New York to Chicago Alaska, United, American, US Airways, Spirit, JetBlue, AirTran $73
New York to Sacramento United, US Airways, American, JetBlue, AirTran $270
Boston to San Jose Alaska, Delta, United, American, US Airways, JetBlue, Virgin America, AirTran $278
Providence to Oakland Delta, US Airways $392
Hartford to Oakland Delta, US Airways, American $435
New York to London Virgin Atlantic, Turkish, Swiss, LOT, Norwegian Shuttle, Aeroflot, Delta, Iberia, Air Europa, Icelandair, Royal Air Maroc, US Airways, Transaero, KLM, Austrian, Alitalia, Brussels, Finnair, British Airways, Kuwait, Air Canada, United, American, Air Berlin, Air France, Lufthansa, Air India, Aer Lingus $632
Manchester to Oakland Delta, US Airways $428
Albany to Oakland Delta, US Airways Check Dates
Burlington to Oakland Delta, US Airways, JetBlue $483

Airlines Flying from Boston to San Francisco (BOS to SFO)

Below are the different airlines that fly from Boston to San Francisco with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Boston to San Francisco.

Boston to San Francisco
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American LAX X X X X X X X
Alaska SEA X X X X X X
JetBlue - X X X X X X X
JetBlue JFK X X X X X X X
Delta MSP X X X X X X X
Sun Country MSP X
United - X X X X X X X
United EWR X X X X X X X
Virgin America - X X X X X X X
Virgin America LAX X X X X X
Southwest STL X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Boston and San Francisco, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Boston to San Francisco Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Boston to San Francisco?
Answer: The average Boston to San Francisco flight time is 6 hours and 44 minutes.
Question: How many miles are there between Boston and San Francisco?
Answer: The distance from Boston to San Francisco is 2697 miles.
Question: How common are direct flights from Boston to San Francisco?
Answer: There are 88 direct flights from Boston to San Francisco.
Question: What is the most popular airline for non-stop flights from Boston to San Francisco?
Answer: United Airlines provides 54% of the non-stop flights between Boston and San Francisco.
Question: What are the most popular connecting cities when flying from Boston to San Francisco?
Answer: New York, NY
Boston (BOS) To San Francisco (SFO) Flights: Cheap Flights From Boston To San Francisco | FareCompare.