# Distance from Dunhuang (DNH) to St Louis (STL)

> 11,225 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,225 km / 6,975 mi / 6,061 nm
- **Estimated flight time**: 14h
- **Heading**: 4° (north)
- **Return heading**: 356° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 23:57 in Dunhuang, it's 10:57 in St Louis)
- **Elevation difference**: 617 ft (STL is higher than DNH)

## Airports

### [Dunhuang Airport (DNH)](https://www.flightduration.online/airport/dnh-dunhuang-dunhuang-airport/1ef266e0-1f03-6e36-978a-06bb2780ed98)

- City: Dunhuang, China
- ICAO: ZLDH
- Timezone: Asia/Shanghai
- Coordinates: 40.160000, 94.810000
- Elevation: 0 ft

### [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

## 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 23:57 in Dunhuang, it's 10:57 in St Louis.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Dunhuang Airport (DNH)](https://www.flightduration.online/airport/dnh-dunhuang-dunhuang-airport/1ef266e0-1f03-6e36-978a-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)