# Distance from Xingyi (ACX) to Seattle (SEA)

> 10,666 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,666 km / 6,628 mi / 5,759 nm
- **Estimated flight time**: 14h
- **Heading**: 30° (north northeast)
- **Return heading**: 318° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -15h (When it's 11:57 in Xingyi, it's 20:57 in Seattle)
- **Elevation difference**: 3,718 ft (SEA is lower than ACX)

## Airports

### [Xingyi Airport (ACX)](https://www.flightduration.online/airport/acx-xingyi-xingyi-airport/1ef266e0-20e2-6f5e-b211-06bb2780ed98)

- City: Xingyi, China
- ICAO: ZUYI
- Timezone: Asia/Shanghai
- Coordinates: 25.090000, 104.960000
- Elevation: 4,150 ft

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 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 11:57 in Xingyi, it's 20:57 in Seattle.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Xingyi Airport (ACX)](https://www.flightduration.online/airport/acx-xingyi-xingyi-airport/1ef266e0-20e2-6f5e-b211-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)