# Distance from Seoul (ICN) to Postville (YSO)

> 9,726 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,726 km / 6,043 mi / 5,251 nm
- **Estimated flight time**: 12h
- **Heading**: 4° (north)
- **Return heading**: 355° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 22:52 in Seoul, it's 10:52 in Postville)
- **Elevation difference**: 170 ft (YSO is higher than ICN)

## Airports

### [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)

- City: Seoul, South Korea
- ICAO: RKSI
- Timezone: Asia/Seoul
- Coordinates: 37.470000, 126.450000
- Elevation: 23 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 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 22:52 in Seoul, it's 10:52 in Postville.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Postville Airport (YSO)](https://www.flightduration.online/airport/yso-postville-postville-airport/1ef266de-a119-60da-af05-06bb2780ed98)
- [Flight duration calculator](/#calculator)