The flight distance from Henri Coanda International Airport (OTP) in Bucharest, Romania to Southwest Wyoming Regional Airport (RKS) in Rock Springs, United States is 9,446 kilometers (5,870 miles / 5,101 nautical miles). The estimated flight time for this route is approximately 12h, flying north northwest at a heading of 328°.

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

Time zone information: When it's 04:23 in Bucharest, it's 19:23 in Rock Springs. With a 9-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 6,451 feet between the two airports. Southwest Wyoming Regional Airport sits higher than Henri Coanda International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Rock Springs (RKS) to Bucharest (OTP) follows a heading of 30° (north northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Henri Coanda International Airport (OTP) and Southwest Wyoming Regional Airport (RKS) detail pages, or use our flight duration calculator to compare other routes.