The flight distance from Denver International Airport (DEN) in Denver, United States to Smith Field (SLG) in Siloam Springs, United States is 980 kilometers (609 miles / 529 nautical miles). The estimated flight time for this route is approximately 2h, flying east southeast at a heading of 111°.

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. Despite being a domestic route, there is a 1-hour time difference between the two cities.

Time zone information: When it's 04:43 in Denver, it's 05:43 in Siloam Springs.

There is a significant elevation difference of 4,242 feet between the two airports. Smith Field sits lower than Denver International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Siloam Springs (SLG) to Denver (DEN) follows a heading of 298° (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 Denver International Airport (DEN) and Smith Field (SLG) detail pages, or use our flight duration calculator to compare other routes.