# Distance from St Louis (STL) to Tuy Hoa (TBB)

> 13,902 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,902 km / 8,638 mi / 7,507 nm
- **Estimated flight time**: 17h
- **Heading**: 336° (north northwest)
- **Return heading**: 19° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Vietnam
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 08:31 in St Louis, it's 20:31 in Tuy Hoa)
- **Elevation difference**: 597 ft (TBB 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

### [Dong Tac Airport (TBB)](https://www.flightduration.online/airport/tbb-tuy-hoa-dong-tac-airport/1ef266df-f65d-65b8-87ab-06bb2780ed98)

- City: Tuy Hoa, Vietnam
- ICAO: VVTH
- Timezone: Asia/Ho_Chi_Minh
- Coordinates: 13.050000, 109.330000
- Elevation: 20 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 08:31 in St Louis, it's 20:31 in Tuy Hoa.
With a 12-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)
- [Dong Tac Airport (TBB)](https://www.flightduration.online/airport/tbb-tuy-hoa-dong-tac-airport/1ef266df-f65d-65b8-87ab-06bb2780ed98)
- [Flight duration calculator](/#calculator)