# Distance from St Louis (STL) to Nuku'alofa (TBU)

> 11,035 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,035 km / 6,857 mi / 5,959 nm
- **Estimated flight time**: 14h
- **Heading**: 250° (west southwest)
- **Return heading**: 52° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Tonga
- **Intercontinental**: North America → Oceania
- **Time difference**: +18h (When it's 20:33 in St Louis, it's 14:33 in Nuku'alofa)
- **Elevation difference**: 491 ft (TBU is lower than STL)

## Airports

### [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)

- City: St Louis, United States
- ICAO: KSTL
- Timezone: America/Chicago
- Coordinates: 38.750000, -90.370000
- Elevation: 617 ft

### [Fua'amotu International Airport (TBU)](https://www.flightduration.online/airport/tbu-nukualofa-fuaamotu-international-airport/1ef266df-705a-6d44-bad4-06bb2780ed98)

- City: Nuku'alofa, Tonga
- ICAO: NFTF
- Timezone: Pacific/Tongatapu
- Coordinates: -21.240000, -175.150000
- Elevation: 126 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 20:33 in St Louis, it's 14:33 in Nuku'alofa.
With a 18-hour time difference, expect significant jet lag.

## Related

- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Fua'amotu International Airport (TBU)](https://www.flightduration.online/airport/tbu-nukualofa-fuaamotu-international-airport/1ef266df-705a-6d44-bad4-06bb2780ed98)
- [Flight duration calculator](/#calculator)