The great-circle distance between San Francisco International Airport (SFO) and John F. Kennedy International Airport (JFK) is:
| Airport | Code | Distance | Notes |
|---|---|---|---|
| Newark | EWR | 2,560 mi | United hub; similar distance |
| LaGuardia | LGA | 2,575 mi | Perimeter rule: no nonstops >1,500 mi (except Saturday/DEN) |
The optimal path arcs north over Nevada, Utah, Wyoming, South Dakota, Minnesota, Wisconsin, Michigan, Ontario, New York – following the curvature of the Earth. Actual routes vary daily with jet stream positioning.
Distance calculated via WGS84 ellipsoid model. Actual flown distance typically 2,580–2,620 miles due to airways, weather, traffic.