# Distance from Bonthe (BTE) to Seattle (SEA)

> 10,841 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,841 km / 6,736 mi / 5,854 nm
- **Estimated flight time**: 14h
- **Heading**: 320° (northwest)
- **Return heading**: 70° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Sierra Leone) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -7h (When it's 03:46 in Bonthe, it's 20:46 in Seattle)
- **Elevation difference**: 418 ft (SEA is higher than BTE)

## Airports

### [Sherbro International Airport (BTE)](https://www.flightduration.online/airport/bte-bonthe-sherbro-international-airport/1ef266de-e7db-6ed2-aad9-06bb2780ed98)

- City: Bonthe, Sierra Leone
- ICAO: GFBN
- Timezone: Africa/Freetown
- Coordinates: 7.530000, -12.520000
- Elevation: 14 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 03:46 in Bonthe, it's 20:46 in Seattle.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Sherbro International Airport (BTE)](https://www.flightduration.online/airport/bte-bonthe-sherbro-international-airport/1ef266de-e7db-6ed2-aad9-06bb2780ed98)
- [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)