# Distance from Colombo (CMB) to Oaktown (OTN)

> 14,734 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,734 km / 9,155 mi / 7,955 nm
- **Estimated flight time**: 18h
- **Heading**: 347° (north northwest)
- **Return heading**: 17° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Sri Lanka) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.5h (When it's 21:58 in Colombo, it's 12:28 in Oaktown)
- **Elevation difference**: 396 ft (OTN 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

### [Ed-Air Airport (OTN)](https://www.flightduration.online/airport/otn-oaktown-ed-air-airport/1ef266df-2233-658a-915f-06bb2780ed98)

- City: Oaktown, United States
- ICAO: KI20
- Timezone: America/Indiana/Vincennes
- Coordinates: 38.850000, -87.500000
- Elevation: 426 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 21:58 in Colombo, it's 12:28 in Oaktown.
With a 9.5-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)
- [Ed-Air Airport (OTN)](https://www.flightduration.online/airport/otn-oaktown-ed-air-airport/1ef266df-2233-658a-915f-06bb2780ed98)
- [Flight duration calculator](/#calculator)