The flight distance from Patuxent River Nas (Trapnell Field) Airport (NHK) in Patuxent River, United States to King Khaled International Airport (RUH) in Riyadh, Saudi Arabia is 10,820 kilometers (6,723 miles / 5,842 nautical miles). The estimated flight time for this route is approximately 14h, flying northeast at a heading of 50°.

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

Time zone information: When it's 16:22 in Patuxent River, it's 00:22 in Riyadh. With a 8-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 2,010 feet between the two airports. King Khaled International Airport sits higher than Patuxent River Nas (Trapnell Field) Airport.

The return flight from Riyadh (RUH) to Patuxent River (NHK) follows a heading of 318° (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 Patuxent River Nas (Trapnell Field) Airport (NHK) and King Khaled International Airport (RUH) detail pages, or use our flight duration calculator to compare other routes.