The flight distance from Grand Marais/Cook County Airport (GRM) in Grand Marais, United States to Sir Seewoosagur Ramgoolam International Airport (MRU) in Port Louis, Mauritius is 15,836 kilometers (9,840 miles / 8,551 nautical miles). The estimated flight time for this route is approximately 20h, flying northeast at a heading of 54°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

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

Time zone information: When it's 12:27 in Grand Marais, it's 22:27 in Port Louis. With a 10-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 1,617 feet between the two airports. Sir Seewoosagur Ramgoolam International Airport sits lower than Grand Marais/Cook County Airport.

The return flight from Port Louis (MRU) to Grand Marais (GRM) follows a heading of 324° (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 Sir Seewoosagur Ramgoolam International Airport (MRU) detail pages, or use our flight duration calculator to compare other routes.