The flight distance from Allen Army Air Field (BIG) in Delta Junction Ft Greely, United States to San Francisco International Airport (SFO) in San Francisco, United States is 3,318 kilometers (2,061 miles / 1,791 nautical miles). The estimated flight time for this route is approximately 5h, flying southeast at a heading of 141°.

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 1-hour time difference between the two cities.

Time zone information: When it's 21:53 in Delta Junction Ft Greely, it's 22:53 in San Francisco.

There is a significant elevation difference of 1,272 feet between the two airports. San Francisco International Airport sits lower than Allen Army Air Field.

The return flight from San Francisco (SFO) to Delta Junction Ft Greely (BIG) follows a heading of 340° (north 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 Allen Army Air Field (BIG) and San Francisco International Airport (SFO) detail pages, or use our flight duration calculator to compare other routes.