# Distance from Ouani (AJN) to Seattle (SEA)

> 15,897 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,897 km / 9,878 mi / 8,584 nm
- **Estimated flight time**: 20h
- **Heading**: 345° (north northwest)
- **Return heading**: 22° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Comoros) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -10h (When it's 06:14 in Ouani, it's 20:14 in Seattle)
- **Elevation difference**: 370 ft (SEA is higher than AJN)

## Airports

### [Ouani Airport (AJN)](https://www.flightduration.online/airport/ajn-ouani-ouani-airport/1ef266de-db5e-66d2-b6e8-06bb2780ed98)

- City: Ouani, Comoros
- ICAO: FMCV
- Timezone: Indian/Comoro
- Coordinates: -12.130000, 44.430000
- Elevation: 62 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 06:14 in Ouani, it's 20:14 in Seattle.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Ouani Airport (AJN)](https://www.flightduration.online/airport/ajn-ouani-ouani-airport/1ef266de-db5e-66d2-b6e8-06bb2780ed98)
- [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)