# Distance from Seoul (ICN) to Sioux City (SUX)

> 10,133 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,133 km / 6,296 mi / 5,471 nm
- **Estimated flight time**: 13h
- **Heading**: 30° (north northeast)
- **Return heading**: 327° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -14h (When it's 17:00 in Seoul, it's 03:00 in Sioux City)
- **Elevation difference**: 1,075 ft (SUX 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

### [Sioux Gateway/Brig General Bud Day Field (SUX)](https://www.flightduration.online/airport/sux-sioux-city-sioux-gatewaybrig-general-bud-day-field/1ef266df-39db-669c-acc5-06bb2780ed98)

- City: Sioux City, United States
- ICAO: KSUX
- Timezone: America/Chicago
- Coordinates: 42.400000, -96.380000
- Elevation: 1,098 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 17:00 in Seoul, it's 03:00 in Sioux City.
With a 14-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)
- [Sioux Gateway/Brig General Bud Day Field (SUX)](https://www.flightduration.online/airport/sux-sioux-city-sioux-gatewaybrig-general-bud-day-field/1ef266df-39db-669c-acc5-06bb2780ed98)
- [Flight duration calculator](/#calculator)