# Distance from Seoul (ICN) to Rock Springs (RKS)

> 9,575 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,575 km / 5,950 mi / 5,170 nm
- **Estimated flight time**: 12h
- **Heading**: 38° (northeast)
- **Return heading**: 319° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -15h (When it's 09:36 in Seoul, it's 18:36 in Rock Springs)
- **Elevation difference**: 6,742 ft (RKS is higher than ICN)

## Airports

### [Incheon International Airport (ICN)](https://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

### [Southwest Wyoming Regional Airport (RKS)](https://flightduration.online/airport/rks-rock-springs-southwest-wyoming-regional-airport/1ef266df-354f-6b00-95c6-06bb2780ed98)

- City: Rock Springs, United States
- ICAO: KRKS
- Timezone: America/Denver
- Coordinates: 41.590000, -109.070000
- Elevation: 6,765 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 09:36 in Seoul, it's 18:36 in Rock Springs.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Incheon International Airport (ICN)](https://flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Southwest Wyoming Regional Airport (RKS)](https://flightduration.online/airport/rks-rock-springs-southwest-wyoming-regional-airport/1ef266df-354f-6b00-95c6-06bb2780ed98)
- [Flight duration calculator](/#calculator)