# Distance from Atoifi (ATD) to Seattle (SEA)

> 9,750 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,750 km / 6,059 mi / 5,265 nm
- **Estimated flight time**: 12h
- **Heading**: 41° (northeast)
- **Return heading**: 254° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Solomon Islands) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -18h (When it's 23:53 in Atoifi, it's 05:53 in Seattle)
- **Elevation difference**: 432 ft (SEA is higher than ATD)

## Airports

### [Uru Harbour Airport (ATD)](https://www.flightduration.online/airport/atd-atoifi-uru-harbour-airport/1ef266de-983b-649a-a1f9-06bb2780ed98)

- City: Atoifi, Solomon Islands
- ICAO: AGAT
- Timezone: Pacific/Guadalcanal
- Coordinates: -8.870000, 161.010000
- Elevation: 0 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 23:53 in Atoifi, it's 05:53 in Seattle.
With a 18-hour time difference, expect significant jet lag.

## Related

- [Uru Harbour Airport (ATD)](https://www.flightduration.online/airport/atd-atoifi-uru-harbour-airport/1ef266de-983b-649a-a1f9-06bb2780ed98)
- [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)