# Distance from Moroni (HAH) to Seattle (SEA)

> 15,800 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,800 km / 9,817 mi / 8,531 nm
- **Estimated flight time**: 20h
- **Heading**: 344° (north northwest)
- **Return heading**: 23° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Comoros) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -10h (When it's 02:37 in Moroni, it's 16:37 in Seattle)
- **Elevation difference**: 339 ft (SEA is higher than HAH)

## Airports

### [Prince Said Ibrahim International Airport (HAH)](https://flightduration.online/airport/hah-moroni-prince-said-ibrahim-international-airport/1ef266de-db52-6936-bc3a-06bb2780ed98)

- City: Moroni, Comoros
- ICAO: FMCH
- Timezone: Indian/Comoro
- Coordinates: -11.530000, 43.270000
- Elevation: 93 ft

### [Seattle-Tacoma International Airport (SEA)](https://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 02:37 in Moroni, it's 16:37 in Seattle.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Prince Said Ibrahim International Airport (HAH)](https://flightduration.online/airport/hah-moroni-prince-said-ibrahim-international-airport/1ef266de-db52-6936-bc3a-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)