# Distance from Chengdu (CTU) to Helena/West Helena (HEE)

> 12,609 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,609 km / 7,835 mi / 6,808 nm
- **Estimated flight time**: 16h
- **Heading**: 13° (north northeast)
- **Return heading**: 346° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 12:34 in Chengdu, it's 23:34 in Helena/West Helena)
- **Elevation difference**: 1,383 ft (HEE is lower than CTU)

## Airports

### [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

### [Thompson-Robbins Airport (HEE)](https://www.flightduration.online/airport/hee-helenawest-helena-thompson-robbins-airport/1ef266df-2056-6d2a-a7a3-06bb2780ed98)

- City: Helena/West Helena, United States
- ICAO: KHEE
- Timezone: America/Chicago
- Coordinates: 34.580000, -90.680000
- Elevation: 242 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 12:34 in Chengdu, it's 23:34 in Helena/West Helena.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Chengdu Shuangliu International Airport (CTU)](https://www.flightduration.online/airport/ctu-chengdu-chengdu-shuangliu-international-airport/1ef266e0-20d1-6f24-8403-06bb2780ed98)
- [Thompson-Robbins Airport (HEE)](https://www.flightduration.online/airport/hee-helenawest-helena-thompson-robbins-airport/1ef266df-2056-6d2a-a7a3-06bb2780ed98)
- [Flight duration calculator](/#calculator)