The flight distance from San Francisco International Airport (SFO) in San Francisco, United States to Kelly Field (SKF) in San Antonio, United States is 2,381 kilometers (1,479 miles / 1,286 nautical miles). The estimated flight time for this route is approximately 4h, flying east southeast at a heading of 106°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 2-hour time difference between the two cities.

Time zone information: When it's 00:45 in San Francisco, it's 02:45 in San Antonio.

The return flight from San Antonio (SKF) to San Francisco (SFO) follows a heading of 299° (west northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the San Francisco International Airport (SFO) and Kelly Field (SKF) detail pages, or use our flight duration calculator to compare other routes.