The flight distance from George Bush Intcntl/Houston Airport (IAH) in Houston, United States to Siargao Airport (IAO) in Del Carmen, Philippines is 13,757 kilometers (8,548 miles / 7,428 nautical miles). The estimated flight time for this route is approximately 17h, flying northwest at a heading of 309°.

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 Philippines. 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 08:01 in Houston, it's 22:01 in Del Carmen. With a 14-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 Del Carmen (IAO) to Houston (IAH) follows a heading of 43° (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 George Bush Intcntl/Houston Airport (IAH) and Siargao Airport (IAO) detail pages, or use our flight duration calculator to compare other routes.