# Distance from Cancun (CUN) to Colombo (RML)

> 16,597 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,597 km / 10,313 mi / 8,962 nm
- **Estimated flight time**: 21h
- **Heading**: 26° (north northeast)
- **Return heading**: 335° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Mexico) → Sri Lanka
- **Intercontinental**: North America → Asia
- **Time difference**: +10.5h (When it's 07:18 in Cancun, it's 17:48 in Colombo)
- **Elevation difference**: 0 ft (RML is equal than CUN)

## Airports

### [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

### [Colombo Int Arpt Ratmalana Airport (RML)](https://www.flightduration.online/airport/rml-colombo-colombo-int-arpt-ratmalana-airport/1ef266df-ef68-603c-ba57-06bb2780ed98)

- City: Colombo, Sri Lanka
- ICAO: VCCC
- Timezone: Asia/Colombo
- Coordinates: 6.820000, 79.890000
- 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 07:18 in Cancun, it's 17:48 in Colombo.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)
- [Colombo Int Arpt Ratmalana Airport (RML)](https://www.flightduration.online/airport/rml-colombo-colombo-int-arpt-ratmalana-airport/1ef266df-ef68-603c-ba57-06bb2780ed98)
- [Flight duration calculator](/#calculator)