# Distance from Dembidollo (DEM) to Seattle (SEA)

> 13,394 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,394 km / 8,322 mi / 7,232 nm
- **Estimated flight time**: 17h
- **Heading**: 342° (north northwest)
- **Return heading**: 26° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Ethiopia) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -10h (When it's 19:40 in Dembidollo, it's 09:40 in Seattle)
- **Elevation difference**: 4,768 ft (SEA is lower than DEM)

## Airports

### [Dembidollo Airport (DEM)](https://www.flightduration.online/airport/dem-dembidollo-dembidollo-airport/1ef266de-e9ef-6f34-b1d0-06bb2780ed98)

- City: Dembidollo, Ethiopia
- ICAO: HADD
- Timezone: Africa/Addis_Ababa
- Coordinates: 8.550000, 34.860000
- Elevation: 5,200 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 19:40 in Dembidollo, it's 09:40 in Seattle.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Dembidollo Airport (DEM)](https://www.flightduration.online/airport/dem-dembidollo-dembidollo-airport/1ef266de-e9ef-6f34-b1d0-06bb2780ed98)
- [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)