# Distance from Changhai (CNI) to Seoul (ICN)

> 386 km · estimated flight time 1h · Regional route.

## Summary

- **Distance**: 386 km / 240 mi / 208 nm
- **Estimated flight time**: 1h
- **Heading**: 120° (east southeast)
- **Return heading**: 302° (west northwest)
- **Classification**: Regional
- **Type**: International (China) → South Korea
- **Time difference**: +1h (When it's 19:00 in Changhai, it's 20:00 in Seoul)
- **Elevation difference**: 57 ft (ICN is lower than CNI)

## Airports

### [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)

- City: Changhai, China
- ICAO: ZYCH
- Timezone: Asia/Shanghai
- Coordinates: 39.270000, 122.670000
- Elevation: 80 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 short regional route, typically operated by turboprop or small regional jet aircraft. Flight time is minimal and passengers can expect a quick, efficient journey.

Time-zone information: When it's 19:00 in Changhai, it's 20:00 in Seoul.

## Related

- [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)