The flight distance from Ronald Reagan Washington Ntl Airport (DCA) in Washington, United States to Helena Regional Airport (HLN) in Helena, United States is 2,954 kilometers (1,836 miles / 1,595 nautical miles). The estimated flight time for this route is approximately 4h, flying west northwest at a heading of 298°.

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 01:19 in Washington, it's 23:19 in Helena.

There is a significant elevation difference of 3,863 feet between the two airports. Helena Regional Airport sits higher than Ronald Reagan Washington Ntl Airport.

The return flight from Helena (HLN) to Washington (DCA) follows a heading of 94° (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 Helena Regional Airport (HLN) detail pages, or use our flight duration calculator to compare other routes.