Cheap flights from Boston, MA to San Francisco, CA
Flights starting at $87. Choose between United Airlines, JetBlue Airways, or Alaska Airlines to find the best price.
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The distance between Boston and San Francisco is 4347 km. The most popular airlines for this route are United Airlines, JetBlue Airways, Alaska Airlines, Frontier Airlines, and Sun Country Airlines. Boston and San Francisco have 84 direct flights per week. When you arrive at San Francisco, consider visiting Alcatraz, Big Sur, and Golden Gate Bridge.
Weekly direct flights
Discover the top airlines offering direct flights from Boston to San Francisco in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 17.11 - Sat 23.11
| Airline | Sun 17.11 | Mon 18.11 | Tue 19.11 | Wed 20.11 | Thu 21.11 | Fri 22.11 | Sat 23.11 |
|---|---|---|---|---|---|---|---|
| 4 | 5 | 5 | 5 | 3 | 3 | 4 | |
| 4 | --- | 4 | 4 | 5 | 4 | 1 | |
| 1 | 1 | 1 | 1 | 1 | --- | 1 |
Weekly direct flights for Sun 24.11 - Sat 30.11
| Airline | Sun 24.11 | Mon 25.11 | Tue 26.11 | Wed 27.11 | Thu 28.11 | Fri 29.11 | Sat 30.11 |
|---|---|---|---|---|---|---|---|
| 4 | 5 | 3 | 4 | 4 | 1 | --- | |
| 5 | --- | 5 | 5 | 3 | 2 | --- | |
| 1 | 1 | --- | 1 | --- | --- | --- |
Weekly direct flights for Sun 01.12 - Sat 07.12
| Airline | Sun 01.12 | Mon 02.12 | Tue 03.12 | Wed 04.12 | Thu 05.12 | Fri 06.12 | Sat 07.12 |
|---|---|---|---|---|---|---|---|
| --- | --- | 1 | 5 | 5 | 5 | 5 | |
| --- | --- | --- | 2 | 4 | 4 | 2 | |
| --- | --- | --- | 1 | 1 | 1 | --- |
Weekly direct flights for Sun 08.12 - Sat 14.12
| Airline | Sun 08.12 | Mon 09.12 | Tue 10.12 | Wed 11.12 | Thu 12.12 | Fri 13.12 | Sat 14.12 |
|---|---|---|---|---|---|---|---|
| 2 | 5 | 5 | 5 | 5 | 5 | 5 | |
| 1 | 4 | 4 | 4 | 4 | 4 | --- | |
| 1 | 1 | 1 | 1 | 1 | 1 | --- |
Check-in for a flight from Boston to San Francisco
| Name | Carrier code | IATA Code | Passport needed during booking | |
|---|---|---|---|---|
| United Airlines | UAL | UA | Yes | |
| JetBlue Airways | JBU | B6 | No | |
| Alaska Airlines | ASA | AS | No | |
| Frontier Airlines | FFT | F9 | No | |
| Sun Country Airlines | SCX | SY | Yes |
Online check-in is not available for these airlines.
Weather in San Francisco
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 14°C | 7°C |
| February | 15°C | 8°C |
| March | 15°C | 8°C |
| April | 17°C | 9°C |
| May | 19°C | 10°C |
| June | 21°C | 12°C |
| July | 22°C | 13°C |
| August | 22°C | 14°C |
| September | 23°C | 14°C |
| October | 21°C | 13°C |
| November | 17°C | 10°C |
| December | 13°C | 8°C |
14 day forecast
Frequently asked questions
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