The flight distance from Hua Hin Airport (HHQ) in Hua Hin, Thailand to George Bush Intcntl/Houston Airport (IAH) in Houston, United States is 15,001 kilometers (9,321 miles / 8,100 nautical miles). The estimated flight time for this route is approximately 19h, flying north northeast at a heading of 19°.

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 Thailand 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 22:06 in Hua Hin, it's 09:06 in Houston. With a 13-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Houston (IAH) to Hua Hin (HHQ) follows a heading of 339° (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 Hua Hin Airport (HHQ) and George Bush Intcntl/Houston Airport (IAH) detail pages, or use our flight duration calculator to compare other routes.