Flights Boston to San Francisco

Find cheap Boston - San Francisco flights with our free flight search engine. Compare all available fares for direct flights to San Francisco. Search and find the best fares and deals for Boston to San Francisco flights. Find your cheap flight to San Francisco (SFO) among many online travel agencies, traditional airlines as well as low cost carriers.

Jetcost is a price comparison service for flights to San Francisco airport. You can also compare hotels in San Francisco and San Francisco car rentals.

Recent flight searches Boston - San Francisco

Flight

Airline name

Price

Type

Trip dates

Search date

Provider

Boston - San Francisco JetBlue $222 One-way 28 June 26 days ago
Boston - San Francisco United Airlines $162 One-way 14 December 38 days ago
Boston - San Francisco Delta Airlines $700 Return 01 to 07 January 40 days ago
Boston - San Francisco Sun Country Airlines $363 One-way 09 July 55 days ago
Boston - San Francisco Sun Country Airlines $706 Return 09 to 16 July 55 days ago
Compare flights from Boston to San Francisco on regular or low cost flights and find the best BOS - SFO flight prices on Jetcost.
Weather forecast for San Francisco
  • Thursday 8
    Min 12 °C
    Max 14 °C
  • Friday 9
    Min 11 °C
    Max 16 °C
  • Saturday 10
    Min 10 °C
    Max 13 °C
  • Sunday 11
    Min 9 °C
    Max 13 °C
  • Monday 12
    Min 2 °C
    Max 14 °C
Climate in San Francisco
  • Cold
     
     
     
     
    Hot
  •  
    Rain (mm)
    Days of rain
  • January
    9 °C
    76.00
    14
  • February
    11 °C
    93.00
    13
  • March
    13 °C
    48.00
    10
  • April
    14 °C
    32.00
    8
  • May
    19 °C
    24.00
    4
  • June
    21 °C
    2.00
    2
  • July
    23 °C
    2.00
    2
  • August
    23 °C
    14.00
    2
  • September
    21 °C
    1.00
    1
  • October
    18 °C
    24.00
    5
  • November
    13 °C
    42.00
    8
  • December
    9 °C
    105.00
    14