# Distance from Chiayi City (CYI) to Seoul (ICN)

> 1,662 km · estimated flight time 3h · Medium-haul route.

## Summary

- **Distance**: 1,662 km / 1,032 mi / 897 nm
- **Estimated flight time**: 3h
- **Heading**: 19° (north northeast)
- **Return heading**: 202° (south southwest)
- **Classification**: Medium-haul
- **Type**: International (Taiwan) → South Korea
- **Time difference**: +1h (When it's 03:54 in Chiayi City, it's 04:54 in Seoul)
- **Elevation difference**: 62 ft (ICN is lower than CYI)

## Airports

### [Chiayi Airport (CYI)](https://www.flightduration.online/airport/cyi-chiayi-city-chiayi-airport/1ef266df-8ad7-6f1e-b1d3-06bb2780ed98)

- City: Chiayi City, Taiwan
- ICAO: RCKU
- Timezone: Asia/Taipei
- Coordinates: 23.460000, 120.390000
- Elevation: 85 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 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 03:54 in Chiayi City, it's 04:54 in Seoul.

## Related

- [Chiayi Airport (CYI)](https://www.flightduration.online/airport/cyi-chiayi-city-chiayi-airport/1ef266df-8ad7-6f1e-b1d3-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)