The flight distance from Baltimore/Washington International Thurgood Marshall Airport (BWI) in Baltimore, United States to Grand Marais/Cook County Airport (GRM) in Grand Marais, United States is 1,462 kilometers (909 miles / 790 nautical miles). The estimated flight time for this route is approximately 3h, flying northwest at a heading of 316°.

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 23:46 in Baltimore, it's 22:46 in Grand Marais.

There is a significant elevation difference of 1,660 feet between the two airports. Grand Marais/Cook County Airport sits higher than Baltimore/Washington International Thurgood Marshall Airport.

The return flight from Grand Marais (GRM) to Baltimore (BWI) follows a heading of 126° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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