The flight distance from Grand Marais/Cook County Airport (GRM) in Grand Marais, United States to Washington Dulles International Airport (IAD) in Washington, United States is 1,436 kilometers (892 miles / 775 nautical miles). The estimated flight time for this route is approximately 3h, flying southeast at a heading of 129°.

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. Despite being a domestic route, there is a 1-hour time difference between the two cities.

Time zone information: When it's 22:29 in Grand Marais, it's 23:29 in Washington.

There is a significant elevation difference of 1,491 feet between the two airports. Washington Dulles International Airport sits lower than Grand Marais/Cook County Airport.

The return flight from Washington (IAD) to Grand Marais (GRM) follows a heading of 318° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Grand Marais/Cook County Airport (GRM) and Washington Dulles International Airport (IAD) detail pages, or use our flight duration calculator to compare other routes.