The flight distance from Grand Marais/Cook County Airport (GRM) in Grand Marais, United States to London Heathrow Airport (LHR) in London, United Kingdom is 6,062 kilometers (3,767 miles / 3,273 nautical miles). The estimated flight time for this route is approximately 8h, flying northeast at a heading of 50°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting United States with United Kingdom. It is an intercontinental flight between North America and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 09:49 in Grand Marais, it's 15:49 in London. With a 6-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 1,720 feet between the two airports. London Heathrow Airport sits lower than Grand Marais/Cook County Airport.

The return flight from London (LHR) to Grand Marais (GRM) follows a heading of 304° (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 London Heathrow Airport (LHR) detail pages, or use our flight duration calculator to compare other routes.