# Distance from Colombo (CMB) to Kemmerer (EMM)

> 14,464 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,464 km / 8,987 mi / 7,810 nm
- **Estimated flight time**: 18h
- **Heading**: 10° (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 15:51 in Colombo, it's 04:21 in Kemmerer)
- **Elevation difference**: 7,259 ft (EMM 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

### [Kemmerer Municipal Airport (EMM)](https://www.flightduration.online/airport/emm-kemmerer-kemmerer-municipal-airport/1ef266df-19e7-65fc-8537-06bb2780ed98)

- City: Kemmerer, United States
- ICAO: KEMM
- Timezone: America/Denver
- Coordinates: 41.820000, -110.560000
- Elevation: 7,289 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 15:51 in Colombo, it's 04:21 in Kemmerer.
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)
- [Kemmerer Municipal Airport (EMM)](https://www.flightduration.online/airport/emm-kemmerer-kemmerer-municipal-airport/1ef266df-19e7-65fc-8537-06bb2780ed98)
- [Flight duration calculator](/#calculator)