# Distance from Delta Junction Ft Greely (BIG) to Colombo (CMB)

> 11,238 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,238 km / 6,983 mi / 6,068 nm
- **Estimated flight time**: 14h
- **Heading**: 314° (northwest)
- **Return heading**: 19° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Sri Lanka
- **Intercontinental**: North America → Asia
- **Time difference**: +13.5h (When it's 05:39 in Delta Junction Ft Greely, it's 19:09 in Colombo)
- **Elevation difference**: 1,255 ft (CMB is lower than BIG)

## Airports

### [Allen Army Air Field (BIG)](https://www.flightduration.online/airport/big-delta-junction-ft-greely-allen-army-air-field/1ef266df-85c4-609a-b5b4-06bb2780ed98)

- City: Delta Junction Ft Greely, United States
- ICAO: PABI
- Timezone: America/Anchorage
- Coordinates: 64.000000, -145.720000
- Elevation: 1,285 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 05:39 in Delta Junction Ft Greely, it's 19:09 in Colombo.
With a 13.5-hour time difference, expect significant jet lag.

## Related

- [Allen Army Air Field (BIG)](https://www.flightduration.online/airport/big-delta-junction-ft-greely-allen-army-air-field/1ef266df-85c4-609a-b5b4-06bb2780ed98)
- [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)