The flight distance from Ronald Reagan Washington Ntl Airport (DCA) in Washington, United States to Denver International Airport (DEN) in Denver, United States is 2,369 kilometers (1,472 miles / 1,279 nautical miles). The estimated flight time for this route is approximately 4h, flying west northwest at a heading of 282°.

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 17:48 in Washington, it's 15:48 in Denver.

There is a significant elevation difference of 5,420 feet between the two airports. Denver International Airport sits higher than Ronald Reagan Washington Ntl Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Denver (DEN) to Washington (DCA) follows a heading of 84° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Ronald Reagan Washington Ntl Airport (DCA) and Denver International Airport (DEN) detail pages, or use our flight duration calculator to compare other routes.