The flight distance from Denver International Airport (DEN) in Denver, United States to Great Falls International Airport (GTF) in Great Falls, United States is 1,003 kilometers (623 miles / 542 nautical miles). The estimated flight time for this route is approximately 2h, flying north northwest at a heading of 330°.

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 05:32 in Denver, it's 05:32 in Great Falls.

There is a significant elevation difference of 1,754 feet between the two airports. Great Falls International Airport sits lower than Denver International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Great Falls (GTF) to Denver (DEN) follows a heading of 145° (southeast). 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 Great Falls International Airport (GTF) detail pages, or use our flight duration calculator to compare other routes.