IAH to MEX: Distance and Flight Time
The distance from George Bush Intercontinental Airport (IAH) to Mexico City Benito Juárez International Airport (MEX) is 1,232 km (765 mi). A typical nonstop flight covers it in about 2h, heading south. The distance is the same in either direction (MEX to IAH).
How far is it from Houston to Mexico City?
The great-circle distance between George Bush Intercontinental Airport (IAH) and Mexico City Benito Juárez International Airport (MEX) is 1,232 km (765 mi, 665 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from IAH to MEX?
A nonstop flight typically takes about 2h. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. MEX is roughly south of IAH.
How is the IAH to MEX route written in code?
The pair is written IAH-MEX in IATA codes and KIAH-MMMX in ICAO codes, the form used on a flight plan. George Bush Intercontinental Airport is IAH (KIAH), Mexico City Benito Juárez International Airport is MEX (MMMX).
| IAH | MEX | |
|---|---|---|
| Airport | George Bush Intercontinental Airport | Mexico City Benito Juárez International Airport |
| ICAO code | KIAH | MMMX |
| Country | United States | Mexico |
| Elevation | 97 ft | 7,316 ft |
| Rank by connections | #49 | #50 |
KIAH starts with K, the ICAO prefix for the contiguous United States; MMMX starts with M, the prefix for Central America and the Caribbean. How ICAO prefixes are laid out.
MEX sits 7,219 ft (2,200 m) higher than IAH, which is a real difference in air density on takeoff.
Airlines flying IAH to MEX
4 airlines appear on this route in the open route dataset, 4 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| AM | AeroMéxico | AMX | Aeromexico | Active |
| CA | Air China | CCA | Air China | Active |
| DL | Delta Air Lines | DAL | Delta | Active |
| UA | United Airlines | UAL | United | Active |
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Houston from Mexico City?
George Bush Intercontinental Airport (IAH) and Mexico City Benito Juárez International Airport (MEX) are 1,232 km (765 mi, 665 nautical miles) apart in a straight line.
How long is the flight from IAH to MEX?
A typical nonstop flight between IAH and MEX takes about 2h. Actual times vary with aircraft type, winds and routing.
What direction is MEX from IAH?
Mexico City Benito Juárez International Airport (MEX) lies roughly south of George Bush Intercontinental Airport (IAH).
Which airlines fly IAH to MEX?
4 airlines appear on the IAH-MEX route in the open dataset, including AeroMéxico, Air China, Delta Air Lines.
Related routes
Other routes from Houston (IAH):
Other routes from Mexico City (MEX):
IAH airport code · MEX airport code · Busiest airports worldwide