# Distance from Seoul (ICN) to Yancheng (YNZ)

> 722 km · estimated flight time 2h · Short-haul route.

## Summary

- **Distance**: 722 km / 449 mi / 390 nm
- **Estimated flight time**: 2h
- **Heading**: 233° (southwest)
- **Return heading**: 50° (northeast)
- **Classification**: Short-haul
- **Type**: International (South Korea) → China
- **Time difference**: -1h (When it's 11:03 in Seoul, it's 10:03 in Yancheng)
- **Elevation difference**: 23 ft (YNZ is lower 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

### [Yancheng Airport (YNZ)](https://www.flightduration.online/airport/ynz-yancheng-yancheng-airport/1ef266e0-2073-6320-951f-06bb2780ed98)

- City: Yancheng, China
- ICAO: ZSYN
- Timezone: Asia/Shanghai
- Coordinates: 33.430000, 120.200000
- Elevation: 0 ft

## Route notes

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

Time-zone information: When it's 11:03 in Seoul, it's 10:03 in Yancheng.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Yancheng Airport (YNZ)](https://www.flightduration.online/airport/ynz-yancheng-yancheng-airport/1ef266e0-2073-6320-951f-06bb2780ed98)
- [Flight duration calculator](/#calculator)