The flight distance from Halliburton Field (DUC) in Duncan, United States to San Francisco International Airport (SFO) in San Francisco, United States is 2,217 kilometers (1,377 miles / 1,197 nautical miles). The estimated flight time for this route is approximately 4h, flying west northwest at a heading of 286°.

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 03:43 in Duncan, it's 01:43 in San Francisco.

There is a significant elevation difference of 1,101 feet between the two airports. San Francisco International Airport sits lower than Halliburton Field.

The return flight from San Francisco (SFO) to Duncan (DUC) follows a heading of 92° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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