# Distance from Colombo (CMB) to Grand Forks (RDR)

> 13,874 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,874 km / 8,621 mi / 7,491 nm
- **Estimated flight time**: 17h
- **Heading**: 358° (north)
- **Return heading**: 3° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Sri Lanka) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -10.5h (When it's 11:59 in Colombo, it's 01:29 in Grand Forks)
- **Elevation difference**: 881 ft (RDR is higher than CMB)

## Airports

### [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

### [Grand Forks Afb Airport (RDR)](https://www.flightduration.online/airport/rdr-grand-forks-grand-forks-afb-airport/1ef266df-34dc-64c0-ad85-06bb2780ed98)

- City: Grand Forks, United States
- ICAO: KRDR
- Timezone: America/Chicago
- Coordinates: 48.000000, -97.400000
- Elevation: 911 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 11:59 in Colombo, it's 01:29 in Grand Forks.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)
- [Grand Forks Afb Airport (RDR)](https://www.flightduration.online/airport/rdr-grand-forks-grand-forks-afb-airport/1ef266df-34dc-64c0-ad85-06bb2780ed98)
- [Flight duration calculator](/#calculator)