The flight distance from Denver International Airport (DEN) in Denver, United States to St Marys Municipal Airport (STQ) in St Marys, United States is 2,207 kilometers (1,371 miles / 1,191 nautical miles). The estimated flight time for this route is approximately 4h, flying east northeast at a heading of 77°.

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 04:51 in Denver, it's 06:51 in St Marys.

There is a significant elevation difference of 3,500 feet between the two airports. St Marys Municipal 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 St Marys (STQ) to Denver (DEN) follows a heading of 274° (west). 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 St Marys Municipal Airport (STQ) detail pages, or use our flight duration calculator to compare other routes.