# Distance from Bongor (OGR) to Seattle (SEA)

> 12,357 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,357 km / 7,678 mi / 6,672 nm
- **Estimated flight time**: 16h
- **Heading**: 331° (north northwest)
- **Return heading**: 45° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Chad) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -8h (When it's 19:54 in Bongor, it's 11:54 in Seattle)
- **Elevation difference**: 644 ft (SEA is lower than OGR)

## Airports

### [Bongor Airport (OGR)](https://www.flightduration.online/airport/ogr-bongor-bongor-airport/1ef266de-de2e-6dee-bb66-06bb2780ed98)

- City: Bongor, Chad
- ICAO: FTTB
- Timezone: Africa/Ndjamena
- Coordinates: 10.290000, 15.380000
- Elevation: 1,076 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 19:54 in Bongor, it's 11:54 in Seattle.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Bongor Airport (OGR)](https://www.flightduration.online/airport/ogr-bongor-bongor-airport/1ef266de-de2e-6dee-bb66-06bb2780ed98)
- [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)