# Distance from St Louis (STL) to Zhongwei (ZHY)

> 11,381 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,381 km / 7,072 mi / 6,145 nm
- **Estimated flight time**: 14h
- **Heading**: 347° (north northwest)
- **Return heading**: 12° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → China
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 23:16 in St Louis, it's 12:16 in Zhongwei)
- **Elevation difference**: 7,585 ft (ZHY is higher 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

### [Zhongwei Shapotou Airport (ZHY)](https://www.flightduration.online/airport/zhy-zhongwei-zhongwei-shapotou-airport/1ef266e0-1f46-6ee8-9372-06bb2780ed98)

- City: Zhongwei, China
- ICAO: ZLZW
- Timezone: Asia/Shanghai
- Coordinates: 37.570000, 105.150000
- Elevation: 8,202 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 23:16 in St Louis, it's 12:16 in Zhongwei.
With a 13-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)
- [Zhongwei Shapotou Airport (ZHY)](https://www.flightduration.online/airport/zhy-zhongwei-zhongwei-shapotou-airport/1ef266e0-1f46-6ee8-9372-06bb2780ed98)
- [Flight duration calculator](/#calculator)