The flight distance from Kuala Lumpur International Airport (KUL) in Kuala Lumpur, Malaysia to Roundup Airport (RPX) in Roundup, United States is 13,790 kilometers (8,568 miles / 7,446 nautical miles). The estimated flight time for this route is approximately 17h, flying north northeast at a heading of 25°.

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 Malaysia with United States. It is an intercontinental flight between Asia and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 20:12 in Kuala Lumpur, it's 05:12 in Roundup. With a 15-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 3,421 feet between the two airports. Roundup Airport sits higher than Kuala Lumpur International Airport.

The return flight from Roundup (RPX) to Kuala Lumpur (KUL) follows a heading of 323° (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 Kuala Lumpur International Airport (KUL) and Roundup Airport (RPX) detail pages, or use our flight duration calculator to compare other routes.