# Distance from Galcaio (GLK) to Seattle (SEA)

> 13,901 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,901 km / 8,638 mi / 7,506 nm
- **Estimated flight time**: 17h
- **Heading**: 352° (north)
- **Return heading**: 12° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Somalia) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -10h (When it's 04:46 in Galcaio, it's 18:46 in Seattle)
- **Elevation difference**: 543 ft (SEA is lower than GLK)

## Airports

### [Galcaio Airport (GLK)](https://www.flightduration.online/airport/glk-galcaio-galcaio-airport/1ef266de-eabf-6cfc-a6a8-06bb2780ed98)

- City: Galcaio, Somalia
- ICAO: HCMR
- Timezone: Africa/Mogadishu
- Coordinates: 6.780000, 47.450000
- Elevation: 975 ft

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 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 04:46 in Galcaio, it's 18:46 in Seattle.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Galcaio Airport (GLK)](https://www.flightduration.online/airport/glk-galcaio-galcaio-airport/1ef266de-eabf-6cfc-a6a8-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)