# Distance from Denver (APA) to Colombo (CMB)

> 14,794 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,794 km / 9,193 mi / 7,988 nm
- **Estimated flight time**: 18h
- **Heading**: 354° (north)
- **Return heading**: 5° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Sri Lanka
- **Intercontinental**: North America → Asia
- **Time difference**: +11.5h (When it's 20:12 in Denver, it's 07:42 in Colombo)
- **Elevation difference**: 5,855 ft (CMB is lower than APA)

## Airports

### [Centennial Airport (APA)](https://www.flightduration.online/airport/apa-denver-centennial-airport/1ef266df-0e7a-6ab6-ae1b-06bb2780ed98)

- City: Denver, United States
- ICAO: KAPA
- Timezone: America/Denver
- Coordinates: 39.570000, -104.850000
- Elevation: 5,885 ft

### [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)

- City: Colombo, Sri Lanka
- ICAO: VCBI
- Timezone: Asia/Colombo
- Coordinates: 7.180000, 79.880000
- Elevation: 30 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 20:12 in Denver, it's 07:42 in Colombo.
With a 11.5-hour time difference, expect significant jet lag.

## Related

- [Centennial Airport (APA)](https://www.flightduration.online/airport/apa-denver-centennial-airport/1ef266df-0e7a-6ab6-ae1b-06bb2780ed98)
- [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)
- [Flight duration calculator](/#calculator)