# Distance from Changhai (CNI) to Cancun (CUN)

> 12,639 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,639 km / 7,853 mi / 6,824 nm
- **Estimated flight time**: 16h
- **Heading**: 30° (north northeast)
- **Return heading**: 335° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → Mexico
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 08:55 in Changhai, it's 19:55 in Cancun)
- **Elevation difference**: 58 ft (CUN is lower than CNI)

## Airports

### [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)

- City: Changhai, China
- ICAO: ZYCH
- Timezone: Asia/Shanghai
- Coordinates: 39.270000, 122.670000
- Elevation: 80 ft

### [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)

- City: Cancun, Mexico
- ICAO: MMUN
- Timezone: America/Cancun
- Coordinates: 21.040000, -86.880000
- Elevation: 22 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 08:55 in Changhai, it's 19:55 in Cancun.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)
- [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)
- [Flight duration calculator](/#calculator)