# Distance from Atmautluak (ATT) to Colombo (CMB)

> 10,751 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,751 km / 6,680 mi / 5,805 nm
- **Estimated flight time**: 14h
- **Heading**: 298° (west northwest)
- **Return heading**: 26° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Sri Lanka
- **Intercontinental**: North America → Asia
- **Time difference**: +13.5h (When it's 20:13 in Atmautluak, it's 09:43 in Colombo)
- **Elevation difference**: 11 ft (CMB is higher than ATT)

## Airports

### [Atmautluak Airport (ATT)](https://www.flightduration.online/airport/att-atmautluak-atmautluak-airport/1ef266df-00d4-6d08-bb67-06bb2780ed98)

- City: Atmautluak, United States
- ICAO: K4A2
- Timezone: America/Nome
- Coordinates: 60.870000, -162.270000
- Elevation: 19 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 20:13 in Atmautluak, it's 09:43 in Colombo.
With a 13.5-hour time difference, expect significant jet lag.

## Related

- [Atmautluak Airport (ATT)](https://www.flightduration.online/airport/att-atmautluak-atmautluak-airport/1ef266df-00d4-6d08-bb67-06bb2780ed98)
- [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)