Boston to San Francisco Distance
4,334 km · 2,693 miles · 5 h 55 min flight
The distance from Boston to San Francisco is 4,334 km (2,693 miles) in a straight line. A direct flight takes about 5 h 55 min. San Francisco is 3 hours behind Boston.
Boston
Massachusetts
San Francisco
California
- Kilometres
- 4,334
- great-circle distance
- Miles
- 2,693
- 2,340 nautical miles
- Flight time
- 5 h 55 min
- non-stop, estimated
- Time difference
- −3 hours
- San Francisco vs Boston
Direction and halfway point
| Direction from Boston | West (281°) |
|---|---|
| Direction back from San Francisco | East-northeast (67°) |
| Halfway point | 43.02° N, 97.67° W |
| Boston coordinates | 42.36° N, 71.06° W |
| San Francisco coordinates | 37.77° N, 122.42° W |
Plan your trip
More distances from Boston
- Boston → New York City306 km
- Boston → Los Angeles4,170 km
- Boston → Chicago1,368 km
- Boston → Houston2,580 km
- Boston → Phoenix3,694 km
- Boston → Philadelphia435 km
- Boston → Seattle4,000 km
- Boston → Miami2,024 km
- Boston → Washington634 km
- Boston → Las Vegas3,813 km
- Boston → Dallas2,493 km
- Boston → Atlanta1,506 km
- Boston → Denver2,841 km
- Boston → Orlando1,795 km
Frequently asked questions
How far is San Francisco from Boston?
4,334 kilometres or 2,693 miles (2,340 nautical miles), measured along the shortest path over the Earth’s surface.
How long is the flight from Boston to San Francisco?
About 5 h 55 min for a non-stop flight, estimated at 800 km/h plus 30 minutes for take-off and landing. Flights with stops take longer.
What is the time difference between Boston and San Francisco?
San Francisco is 3 hours behind Boston right now.
In which direction is San Francisco from Boston?
San Francisco lies to the west of Boston (initial bearing 281°).
Distances are calculated on a sphere (radius 6,371 km) from city-centre coordinates (GeoNames, CC BY 4.0). Flight times are estimates; road distances are longer.