# Distance from Seoul (ICN) to Rayong (UTP)

> 3,739 km · estimated flight time 5h · Medium-haul route.

## Summary

- **Distance**: 3,739 km / 2,323 mi / 2,019 nm
- **Estimated flight time**: 5h
- **Heading**: 229° (southwest)
- **Return heading**: 38° (northeast)
- **Classification**: Medium-haul
- **Type**: International (South Korea) → Thailand
- **Time difference**: -2h (When it's 23:36 in Seoul, it's 21:36 in Rayong)
- **Elevation difference**: 19 ft (UTP 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

### [U-Tapao International Airport (UTP)](https://www.flightduration.online/airport/utp-rayong-u-tapao-international-airport/1ef266df-f519-6d1e-9a6a-06bb2780ed98)

- City: Rayong, Thailand
- ICAO: VTBU
- Timezone: Asia/Bangkok
- Coordinates: 12.680000, 101.000000
- Elevation: 42 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 23:36 in Seoul, it's 21:36 in Rayong.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [U-Tapao International Airport (UTP)](https://www.flightduration.online/airport/utp-rayong-u-tapao-international-airport/1ef266df-f519-6d1e-9a6a-06bb2780ed98)
- [Flight duration calculator](/#calculator)