# Distance from Seoul (ICN) to Oscoda (OSC)

> 10,425 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,425 km / 6,478 mi / 5,629 nm
- **Estimated flight time**: 13h
- **Heading**: 21° (north northeast)
- **Return heading**: 337° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 21:38 in Seoul, it's 08:38 in Oscoda)
- **Elevation difference**: 610 ft (OSC 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

### [Oscoda/Wurtsmith Airport (OSC)](https://www.flightduration.online/airport/osc-oscoda-oscodawurtsmith-airport/1ef266df-313f-674a-a172-06bb2780ed98)

- City: Oscoda, United States
- ICAO: KOSC
- Timezone: America/Detroit
- Coordinates: 44.450000, -83.390000
- Elevation: 633 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 21:38 in Seoul, it's 08:38 in Oscoda.
With a 13-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)
- [Oscoda/Wurtsmith Airport (OSC)](https://www.flightduration.online/airport/osc-oscoda-oscodawurtsmith-airport/1ef266df-313f-674a-a172-06bb2780ed98)
- [Flight duration calculator](/#calculator)