The flight distance from George Bush Intcntl/Houston Airport (IAH) in Houston, United States to Uige Airport (UGO) in Uige, Angola is 12,388 kilometers (7,697 miles / 6,689 nautical miles). The estimated flight time for this route is approximately 16h, flying east at a heading of 86°.

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 Angola. 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 02:26 in Houston, it's 09:26 in Uige. 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 2,624 feet between the two airports. Uige Airport sits higher than George Bush Intcntl/Houston Airport.

The return flight from Uige (UGO) to Houston (IAH) follows a heading of 299° (west 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 George Bush Intcntl/Houston Airport (IAH) and Uige Airport (UGO) detail pages, or use our flight duration calculator to compare other routes.