# Distance from Seattle (SEA) to Postville (YSO)

> 4,285 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,285 km / 2,663 mi / 2,314 nm
- **Estimated flight time**: 6h
- **Heading**: 55° (northeast)
- **Return heading**: 286° (west northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Canada
- **Time difference**: +4h (When it's 15:35 in Seattle, it's 19:35 in Postville)
- **Elevation difference**: 239 ft (YSO is lower than SEA)

## Airports

### [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

### [Postville Airport (YSO)](https://www.flightduration.online/airport/yso-postville-postville-airport/1ef266de-a119-60da-af05-06bb2780ed98)

- City: Postville, Canada
- ICAO: CCD4
- Timezone: America/Halifax
- Coordinates: 54.910000, -59.790000
- Elevation: 193 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 15:35 in Seattle, it's 19:35 in Postville.
The 4-hour time difference may cause some jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Postville Airport (YSO)](https://www.flightduration.online/airport/yso-postville-postville-airport/1ef266de-a119-60da-af05-06bb2780ed98)
- [Flight duration calculator](/#calculator)