# Distance from Seoul (ICN) to Sukhothai Airport (THS)

> 3,438 km · estimated flight time 5h · Medium-haul route.

## Summary

- **Distance**: 3,438 km / 2,136 mi / 1,856 nm
- **Estimated flight time**: 5h
- **Heading**: 236° (west southwest)
- **Return heading**: 44° (northeast)
- **Classification**: Medium-haul
- **Type**: International (South Korea) → Thailand
- **Time difference**: -2h (When it's 09:25 in Seoul, it's 07:25 in Sukhothai Airport)
- **Elevation difference**: 156 ft (THS 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

### [Sukhothai Airport (THS)](https://flightduration.online/airport/ths-sukhothai-airport/1ef266df-f568-6f2c-9e77-06bb2780ed98)

- City: Sukhothai Airport, Thailand
- ICAO: VTPO
- Timezone: Asia/Bangkok
- Coordinates: 17.240000, 99.820000
- Elevation: 179 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 09:25 in Seoul, it's 07:25 in Sukhothai Airport.

## Related

- [Incheon International Airport (ICN)](https://flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Sukhothai Airport (THS)](https://flightduration.online/airport/ths-sukhothai-airport/1ef266df-f568-6f2c-9e77-06bb2780ed98)
- [Flight duration calculator](/#calculator)