# Distance from Chumphon Airport (CJM) to Seoul (ICN)

> 4,021 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,021 km / 2,499 mi / 2,171 nm
- **Estimated flight time**: 6h
- **Heading**: 38° (northeast)
- **Return heading**: 229° (southwest)
- **Classification**: Long-haul
- **Type**: International (Thailand) → South Korea
- **Time difference**: +2h (When it's 05:09 in Chumphon Airport, it's 07:09 in Seoul)
- **Elevation difference**: 5 ft (ICN is higher than CJM)

## Airports

### [Chumphon Airport (CJM)](https://www.flightduration.online/airport/cjm-chumphon-airport/1ef266df-f58e-6344-a9d1-06bb2780ed98)

- City: Chumphon Airport, Thailand
- ICAO: VTSE
- Timezone: Asia/Bangkok
- Coordinates: 10.710000, 99.360000
- Elevation: 18 ft

### [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

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 05:09 in Chumphon Airport, it's 07:09 in Seoul.

## Related

- [Chumphon Airport (CJM)](https://www.flightduration.online/airport/cjm-chumphon-airport/1ef266df-f58e-6344-a9d1-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)