# Distance from Seattle (SEA) to Souanke (SOE)

> 13,075 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 13,075 km / 8,125 mi / 7,060 nm
- **Estimated flight time**: 16h
- **Heading**: 51° (northeast)
- **Return heading**: 328° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Congo
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 17:05 in Seattle, it's 01:05 in Souanke)
- **Elevation difference**: 1,290 ft (SOE is higher than SEA)

## Airports

### [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

### [Souanke Airport (SOE)](https://www.flightduration.online/airport/soe-souanke-souanke-airport/1ef266de-d6a0-6398-a6de-06bb2780ed98)

- City: Souanke, Congo
- ICAO: FCOS
- Timezone: Africa/Brazzaville
- Coordinates: 2.070000, 14.130000
- Elevation: 1,722 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 17:05 in Seattle, it's 01:05 in Souanke.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Souanke Airport (SOE)](https://www.flightduration.online/airport/soe-souanke-souanke-airport/1ef266de-d6a0-6398-a6de-06bb2780ed98)
- [Flight duration calculator](/#calculator)