Cheap flights from Boston, MA to San Francisco, CA
Flights starting at $105. Choose between United Airlines, JetBlue Airways, or Hawaiian Airlines to find the best price.
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How much do flights to San Francisco cost?
Key info about flying to San Francisco
Great deals from Boston to San Francisco
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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 chart.
| Airline | Sun 09.02 | Mon 10.02 | Tue 11.02 | Wed 12.02 | Thu 13.02 | Fri 14.02 | Sat 15.02 |
|---|---|---|---|---|---|---|---|
| --- | --- | --- | --- | 2 | --- | 1 | |
| --- | --- | --- | --- | 1 | --- | --- | |
| --- | --- | --- | --- | --- | --- | --- | |
| --- | --- | --- | --- | --- | --- | --- | |
| Weekly flights: 4 total | Daily flights: 0.57 average | Most flights: Thursday 2 flights |
| Airline | Sun 16.02 | Mon 17.02 | Tue 18.02 | Wed 19.02 | Thu 20.02 | Fri 21.02 | Sat 22.02 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 4 | 4 | 5 | 5 | 4 | |
| 3 | 3 | 2 | 4 | 4 | 4 | 2 | |
| --- | --- | --- | --- | --- | --- | --- | |
| --- | --- | --- | --- | --- | --- | --- | |
| Weekly flights: 50 total | Daily flights: 7.14 average | Most flights: Thursday 5 flights |
| Airline | Sun 23.02 | Mon 24.02 | Tue 25.02 | Wed 26.02 | Thu 27.02 | Fri 28.02 | Sat 01.03 |
|---|---|---|---|---|---|---|---|
| 4 | 5 | 4 | 4 | 5 | 5 | 5 | |
| 3 | 2 | 4 | 4 | 4 | 4 | 2 | |
| --- | --- | --- | --- | --- | --- | --- | |
| --- | --- | --- | --- | --- | --- | --- | |
| Weekly flights: 55 total | Daily flights: 7.86 average | Most flights: Monday 5 flights |
| Airline | Sun 02.03 | Mon 03.03 | Tue 04.03 | Wed 05.03 | Thu 06.03 | Fri 07.03 | Sat 08.03 |
|---|---|---|---|---|---|---|---|
| 4 | 5 | 4 | 4 | 5 | 5 | 5 | |
| 4 | 4 | 4 | 4 | 4 | 4 | 2 | |
| --- | --- | --- | --- | --- | --- | --- | |
| --- | --- | --- | --- | --- | --- | --- | |
| Weekly flights: 58 total | Daily flights: 8.29 average | Most flights: Monday 5 flights |
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 |
| Hawaiian Airlines | HAL | HA | No |
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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