# Distance from Hangzhou (HGH) to St Louis (STL)

> 11,707 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,707 km / 7,275 mi / 6,321 nm
- **Estimated flight time**: 15h
- **Heading**: 24° (north northeast)
- **Return heading**: 333° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 03:17 in Hangzhou, it's 14:17 in St Louis)
- **Elevation difference**: 594 ft (STL is higher than HGH)

## Airports

### [Hangzhou Xiaoshan International Airport (HGH)](https://www.flightduration.online/airport/hgh-hangzhou-hangzhou-xiaoshan-international-airport/1ef266e0-1ff1-6f5a-8461-06bb2780ed98)

- City: Hangzhou, China
- ICAO: ZSHC
- Timezone: Asia/Shanghai
- Coordinates: 30.230000, 120.430000
- Elevation: 23 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 03:17 in Hangzhou, it's 14:17 in St Louis.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Hangzhou Xiaoshan International Airport (HGH)](https://www.flightduration.online/airport/hgh-hangzhou-hangzhou-xiaoshan-international-airport/1ef266e0-1ff1-6f5a-8461-06bb2780ed98)
- [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)