# Distance from Houston (IAH) to Niuatoputapu (NTT)

> 9,822 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,822 km / 6,103 mi / 5,303 nm
- **Estimated flight time**: 13h
- **Heading**: 250° (west southwest)
- **Return heading**: 58° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Tonga
- **Intercontinental**: North America → Oceania
- **Time difference**: +18h (When it's 20:05 in Houston, it's 14:05 in Niuatoputapu)
- **Elevation difference**: 66 ft (NTT is lower 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

### [Kuini Lavenia Airport (NTT)](https://www.flightduration.online/airport/ntt-niuatoputapu-kuini-lavenia-airport/1ef266df-7067-6620-b19d-06bb2780ed98)

- City: Niuatoputapu, Tonga
- ICAO: NFTP
- Timezone: Pacific/Tongatapu
- Coordinates: -15.980000, -173.790000
- Elevation: 30 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 20:05 in Houston, it's 14:05 in Niuatoputapu.
With a 18-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)
- [Kuini Lavenia Airport (NTT)](https://www.flightduration.online/airport/ntt-niuatoputapu-kuini-lavenia-airport/1ef266df-7067-6620-b19d-06bb2780ed98)
- [Flight duration calculator](/#calculator)