# Distance from Houston (IAH) to Oudomsay (ODY)

> 14,084 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,084 km / 8,752 mi / 7,605 nm
- **Estimated flight time**: 18h
- **Heading**: 340° (north northwest)
- **Return heading**: 19° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Laos
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 17:00 in Houston, it's 05:00 in Oudomsay)
- **Elevation difference**: 1,708 ft (ODY is higher than IAH)

## Airports

### [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)

- City: Houston, United States
- ICAO: KIAH
- Timezone: America/Chicago
- Coordinates: 29.980000, -95.340000
- Elevation: 96 ft

### [Oudomsay Airport (ODY)](https://www.flightduration.online/airport/ody-oudomsay-oudomsay-airport/1ef266df-f283-605a-9789-06bb2780ed98)

- City: Oudomsay, Laos
- ICAO: VLOS
- Timezone: Asia/Vientiane
- Coordinates: 20.680000, 101.990000
- Elevation: 1,804 ft

## Route notes

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.

Time-zone information: When it's 17:00 in Houston, it's 05:00 in Oudomsay.
With a 12-hour time difference, expect significant jet lag.

## Related

- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Oudomsay Airport (ODY)](https://www.flightduration.online/airport/ody-oudomsay-oudomsay-airport/1ef266df-f283-605a-9789-06bb2780ed98)
- [Flight duration calculator](/#calculator)