# Distance from Longyearbyen (LYR) to Seattle (SEA)

> 5,753 km · estimated flight time 8h · Long-haul route.

## Summary

- **Distance**: 5,753 km / 3,575 mi / 3,106 nm
- **Estimated flight time**: 8h
- **Heading**: 325° (northwest)
- **Return heading**: 10° (north)
- **Classification**: Long-haul
- **Type**: International (Norway) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -9h (When it's 21:49 in Longyearbyen, it's 12:49 in Seattle)
- **Elevation difference**: 344 ft (SEA is higher than LYR)

## Airports

### [Svalbard Airport Longyear (LYR)](https://www.flightduration.online/airport/lyr-longyearbyen-svalbard-airport-longyear/1ef266de-c98b-68ce-8e00-06bb2780ed98)

- City: Longyearbyen, Norway
- ICAO: ENSB
- Timezone: Arctic/Longyearbyen
- Coordinates: 78.250000, 15.470000
- Elevation: 88 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 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 21:49 in Longyearbyen, it's 12:49 in Seattle.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Svalbard Airport Longyear (LYR)](https://www.flightduration.online/airport/lyr-longyearbyen-svalbard-airport-longyear/1ef266de-c98b-68ce-8e00-06bb2780ed98)
- [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)