# Distance from Colombo (CMB) to Portland (TTD)

> 13,746 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,746 km / 8,541 mi / 7,422 nm
- **Estimated flight time**: 17h
- **Heading**: 19° (north northeast)
- **Return heading**: 333° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Sri Lanka) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12.5h (When it's 16:20 in Colombo, it's 03:50 in Portland)
- **Elevation difference**: 9 ft (TTD 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

### [Portland-Troutdale Airport (TTD)](https://www.flightduration.online/airport/ttd-portland-portland-troutdale-airport/1ef266df-3c42-64c6-9e3a-06bb2780ed98)

- City: Portland, United States
- ICAO: KTTD
- Timezone: America/Los_Angeles
- Coordinates: 45.550000, -122.400000
- Elevation: 39 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 16:20 in Colombo, it's 03:50 in Portland.
With a 12.5-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)
- [Portland-Troutdale Airport (TTD)](https://www.flightduration.online/airport/ttd-portland-portland-troutdale-airport/1ef266df-3c42-64c6-9e3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)