The flight distance from Ronald Reagan Washington Ntl Airport (DCA) in Washington, United States to Mammoth Yosemite Airport (MMH) in Mammoth Lakes, United States is 3,621 kilometers (2,250 miles / 1,955 nautical miles). The estimated flight time for this route is approximately 5h, flying west at a heading of 281°.

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 3-hour time difference between the two cities.

Time zone information: When it's 12:29 in Washington, it's 09:29 in Mammoth Lakes. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 7,121 feet between the two airports. Mammoth Yosemite 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 Mammoth Lakes (MMH) to Washington (DCA) follows a heading of 75° (east northeast). 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 Mammoth Yosemite Airport (MMH) detail pages, or use our flight duration calculator to compare other routes.