# Distance from San Francisco (SFO) to Zhangye (YZY)

> 10,444 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,444 km / 6,490 mi / 5,640 nm
- **Estimated flight time**: 13h
- **Heading**: 328° (north northwest)
- **Return heading**: 33° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → China
- **Intercontinental**: North America → Asia
- **Time difference**: +15h (When it's 00:44 in San Francisco, it's 15:44 in Zhangye)
- **Elevation difference**: 5,267 ft (YZY is higher than SFO)

## Airports

### [San Francisco International Airport (SFO)](https://www.flightduration.online/airport/sfo-san-francisco-san-francisco-international-airport/1ef266df-382a-66ea-a1cc-06bb2780ed98)

- City: San Francisco, United States
- ICAO: KSFO
- Timezone: America/Los_Angeles
- Coordinates: 37.620000, -122.380000
- Elevation: 13 ft

### [Ganzhou (YZY)](https://www.flightduration.online/airport/yzy-zhangye-ganzhou/1ef266e0-1f4b-62a4-9a11-06bb2780ed98)

- City: Zhangye, China
- ICAO: ZLZY
- Timezone: Asia/Shanghai
- Coordinates: 38.810000, 100.660000
- Elevation: 5,280 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 00:44 in San Francisco, it's 15:44 in Zhangye.
With a 15-hour time difference, expect significant jet lag.

## Related

- [San Francisco International Airport (SFO)](https://www.flightduration.online/airport/sfo-san-francisco-san-francisco-international-airport/1ef266df-382a-66ea-a1cc-06bb2780ed98)
- [Ganzhou (YZY)](https://www.flightduration.online/airport/yzy-zhangye-ganzhou/1ef266e0-1f4b-62a4-9a11-06bb2780ed98)
- [Flight duration calculator](/#calculator)