The flight distance from Denver International Airport (DEN) in Denver, United States to Helena Regional Airport (HLN) in Helena, United States is 955 kilometers (594 miles / 516 nautical miles). The estimated flight time for this route is approximately 2h, flying northwest at a heading of 324°.

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 17:40 in Denver, it's 17:40 in Helena.

There is a significant elevation difference of 1,557 feet between the two airports. Helena Regional 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 Helena (HLN) to Denver (DEN) follows a heading of 139° (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 Helena Regional Airport (HLN) detail pages, or use our flight duration calculator to compare other routes.