The flight distance from St Louis Regional Airport (ALN) in Alton/St Louis, United States to Kigali International Airport (KGL) in Kigali, Rwanda is 12,718 kilometers (7,903 miles / 6,867 nautical miles). The estimated flight time for this route is approximately 16h, flying east northeast at a heading of 72°.

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 Rwanda. 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 07:28 in Alton/St Louis, it's 14:28 in Kigali. With a 7-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 4,316 feet between the two airports. Kigali International Airport sits higher than St Louis Regional Airport.

The return flight from Kigali (KGL) to Alton/St Louis (ALN) follows a heading of 312° (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 St Louis Regional Airport (ALN) and Kigali International Airport (KGL) detail pages, or use our flight duration calculator to compare other routes.