# Distance from Haiphong (HPH) to Seoul (ICN)

> 2,653 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,653 km / 1,649 mi / 1,433 nm
- **Estimated flight time**: 4h
- **Heading**: 41° (northeast)
- **Return heading**: 231° (southwest)
- **Classification**: Medium-haul
- **Type**: International (Vietnam) → South Korea
- **Time difference**: +2h (When it's 05:21 in Haiphong, it's 07:21 in Seoul)
- **Elevation difference**: 17 ft (ICN is higher than HPH)

## Airports

### [Cat Bi International Airport (HPH)](https://www.flightduration.online/airport/hph-haiphong-cat-bi-international-airport/1ef266df-f5ff-699a-88e2-06bb2780ed98)

- City: Haiphong, Vietnam
- ICAO: VVCI
- Timezone: Asia/Ho_Chi_Minh
- Coordinates: 20.820000, 106.720000
- Elevation: 6 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 05:21 in Haiphong, it's 07:21 in Seoul.

## Related

- [Cat Bi International Airport (HPH)](https://www.flightduration.online/airport/hph-haiphong-cat-bi-international-airport/1ef266df-f5ff-699a-88e2-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)