# Distance from Belfast (BFS) to Seattle (SEA)

> 7,183 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 7,183 km / 4,463 mi / 3,879 nm
- **Estimated flight time**: 9h
- **Heading**: 318° (northwest)
- **Return heading**: 35° (northeast)
- **Classification**: Long-haul
- **Type**: International (United Kingdom) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 02:22 in Belfast, it's 18:22 in Seattle)
- **Elevation difference**: 164 ft (SEA is higher than BFS)

## Airports

### [Belfast International Airport (BFS)](https://flightduration.online/airport/bfs-belfast-belfast-international-airport/1ef266de-c2a7-61c0-a37a-06bb2780ed98)

- City: Belfast, United Kingdom
- ICAO: EGAA
- Timezone: Europe/London
- Coordinates: 54.660000, -6.220000
- Elevation: 268 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 a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 02:22 in Belfast, it's 18:22 in Seattle.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Belfast International Airport (BFS)](https://flightduration.online/airport/bfs-belfast-belfast-international-airport/1ef266de-c2a7-61c0-a37a-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)