The flight distance from South Big Horn County Airport (GEY) in Greybull, United States to Sir Seewoosagur Ramgoolam International Airport (MRU) in Port Louis, Mauritius is 17,032 kilometers (10,583 miles / 9,197 nautical miles). The estimated flight time for this route is approximately 21h, flying north northeast at a heading of 31°.

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 06:59 in Greybull, it's 17:59 in Port Louis. With a 11-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 3,756 feet between the two airports. Sir Seewoosagur Ramgoolam International Airport sits lower than South Big Horn County Airport.

The return flight from Port Louis (MRU) to Greybull (GEY) follows a heading of 337° (north 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 South Big Horn County Airport (GEY) and Sir Seewoosagur Ramgoolam International Airport (MRU) detail pages, or use our flight duration calculator to compare other routes.