# Distance from Ascension Island (ASI) to Chengdu (CTU)

> 13,163 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 13,163 km / 8,179 mi / 7,107 nm
- **Estimated flight time**: 16h
- **Heading**: 59° (east northeast)
- **Return heading**: 278° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (SH) → China
- **Time difference**: +8h (When it's 07:12 in Ascension Island, it's 15:12 in Chengdu)
- **Elevation difference**: 1,347 ft (CTU is higher than ASI)

## Airports

### [RAF Ascension Island (ASI)](https://www.flightduration.online/airport/asi-ascension-island-raf-ascension-island/1ef266de-d88a-637a-8b82-06bb2780ed98)

- City: Ascension Island, SH
- ICAO: FHAW
- Timezone: Atlantic/St_Helena
- Coordinates: -7.970000, -14.390000
- Elevation: 278 ft

### [Chengdu Shuangliu International Airport (CTU)](https://www.flightduration.online/airport/ctu-chengdu-chengdu-shuangliu-international-airport/1ef266e0-20d1-6f24-8403-06bb2780ed98)

- City: Chengdu, China
- ICAO: ZUUU
- Timezone: Asia/Shanghai
- Coordinates: 30.580000, 103.950000
- Elevation: 1,625 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 07:12 in Ascension Island, it's 15:12 in Chengdu.
With a 8-hour time difference, expect significant jet lag.

## Related

- [RAF Ascension Island (ASI)](https://www.flightduration.online/airport/asi-ascension-island-raf-ascension-island/1ef266de-d88a-637a-8b82-06bb2780ed98)
- [Chengdu Shuangliu International Airport (CTU)](https://www.flightduration.online/airport/ctu-chengdu-chengdu-shuangliu-international-airport/1ef266e0-20d1-6f24-8403-06bb2780ed98)
- [Flight duration calculator](/#calculator)