# Distance from Seoul (ICN) to Winston Salem (INT)

> 11,382 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,382 km / 7,073 mi / 6,146 nm
- **Estimated flight time**: 14h
- **Heading**: 22° (north northeast)
- **Return heading**: 339° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 02:45 in Seoul, it's 13:45 in Winston Salem)
- **Elevation difference**: 946 ft (INT 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

### [Smith Reynolds Airport (INT)](https://www.flightduration.online/airport/int-winston-salem-smith-reynolds-airport/1ef266df-2370-65f6-b03d-06bb2780ed98)

- City: Winston Salem, United States
- ICAO: KINT
- Timezone: America/New_York
- Coordinates: 36.130000, -80.220000
- Elevation: 969 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 02:45 in Seoul, it's 13:45 in Winston Salem.
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)
- [Smith Reynolds Airport (INT)](https://www.flightduration.online/airport/int-winston-salem-smith-reynolds-airport/1ef266df-2370-65f6-b03d-06bb2780ed98)
- [Flight duration calculator](/#calculator)