# Distance from Colombo (CMB) to Green River (RVR)

> 14,780 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,780 km / 9,184 mi / 7,980 nm
- **Estimated flight time**: 18h
- **Heading**: 11° (north)
- **Return heading**: 346° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Sri Lanka) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -11.5h (When it's 15:36 in Colombo, it's 04:06 in Green River)
- **Elevation difference**: 4,204 ft (RVR 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

### [Green River Municipal Airport (RVR)](https://www.flightduration.online/airport/rvr-green-river-green-river-municipal-airport/1ef266df-3cf5-672e-8215-06bb2780ed98)

- City: Green River, United States
- ICAO: KU34
- Timezone: America/Denver
- Coordinates: 38.960000, -110.230000
- Elevation: 4,234 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 15:36 in Colombo, it's 04:06 in Green River.
With a 11.5-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)
- [Green River Municipal Airport (RVR)](https://www.flightduration.online/airport/rvr-green-river-green-river-municipal-airport/1ef266df-3cf5-672e-8215-06bb2780ed98)
- [Flight duration calculator](/#calculator)