The flight distance from Halliburton Field (DUC) in Duncan, United States to St Louis Lambert International Airport (STL) in St Louis, United States is 827 kilometers (514 miles / 447 nautical miles). The estimated flight time for this route is approximately 2h, flying northeast at a heading of 53°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation.

Time zone information: When it's 05:11 in Duncan, it's 05:11 in St Louis.

The return flight from St Louis (STL) to Duncan (DUC) follows a heading of 237° (west southwest). 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 St Louis Lambert International Airport (STL) detail pages, or use our flight duration calculator to compare other routes.