# Distance from Seoul (ICN) to Thakhek (THK)

> 3,074 km · estimated flight time 5h · Medium-haul route.

## Summary

- **Distance**: 3,074 km / 1,910 mi / 1,660 nm
- **Estimated flight time**: 5h
- **Heading**: 229° (southwest)
- **Return heading**: 39° (northeast)
- **Classification**: Medium-haul
- **Type**: International (South Korea) → Laos
- **Time difference**: -2h (When it's 10:06 in Seoul, it's 08:06 in Thakhek)
- **Elevation difference**: 426 ft (THK 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

### [Thakhek Airport (THK)](https://www.flightduration.online/airport/thk-thakhek-thakhek-airport/1ef266df-f29f-6052-be01-06bb2780ed98)

- City: Thakhek, Laos
- ICAO: VLTK
- Timezone: Asia/Bangkok
- Coordinates: 17.400000, 104.800000
- Elevation: 449 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 10:06 in Seoul, it's 08:06 in Thakhek.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Thakhek Airport (THK)](https://www.flightduration.online/airport/thk-thakhek-thakhek-airport/1ef266df-f29f-6052-be01-06bb2780ed98)
- [Flight duration calculator](/#calculator)