# Distance from Houston (IAH) to Vientiane (VTE)

> 14,347 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,347 km / 8,915 mi / 7,747 nm
- **Estimated flight time**: 18h
- **Heading**: 338° (north northwest)
- **Return heading**: 20° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Laos
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 00:44 in Houston, it's 12:44 in Vientiane)
- **Elevation difference**: 468 ft (VTE 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

### [Wattay International Airport (VTE)](https://www.flightduration.online/airport/vte-vientiane-wattay-international-airport/1ef266df-f2a3-615c-93de-06bb2780ed98)

- City: Vientiane, Laos
- ICAO: VLVT
- Timezone: Asia/Vientiane
- Coordinates: 17.990000, 102.560000
- Elevation: 564 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 00:44 in Houston, it's 12:44 in Vientiane.
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)
- [Wattay International Airport (VTE)](https://www.flightduration.online/airport/vte-vientiane-wattay-international-airport/1ef266df-f2a3-615c-93de-06bb2780ed98)
- [Flight duration calculator](/#calculator)