# Distance from Seoul (ICN) to Sanya (SYX)

> 2,701 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,701 km / 1,678 mi / 1,458 nm
- **Estimated flight time**: 4h
- **Heading**: 223° (southwest)
- **Return heading**: 34° (northeast)
- **Classification**: Medium-haul
- **Type**: International (South Korea) → China
- **Time difference**: -1h (When it's 14:52 in Seoul, it's 13:52 in Sanya)
- **Elevation difference**: 69 ft (SYX 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

### [Sanya Phoenix International Airport (SYX)](https://www.flightduration.online/airport/syx-sanya-sanya-phoenix-international-airport/1ef266e0-1ee7-6c9a-9914-06bb2780ed98)

- City: Sanya, China
- ICAO: ZJSY
- Timezone: Asia/Shanghai
- Coordinates: 18.300000, 109.410000
- Elevation: 92 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 14:52 in Seoul, it's 13:52 in Sanya.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Sanya Phoenix International Airport (SYX)](https://www.flightduration.online/airport/syx-sanya-sanya-phoenix-international-airport/1ef266e0-1ee7-6c9a-9914-06bb2780ed98)
- [Flight duration calculator](/#calculator)