# Distance from Kolkata (CCU) to Seosan (HMY)

> 3,961 km · estimated flight time 6h · Medium-haul route.

## Summary

- **Distance**: 3,961 km / 2,461 mi / 2,139 nm
- **Estimated flight time**: 6h
- **Heading**: 58° (east northeast)
- **Return heading**: 258° (west southwest)
- **Classification**: Medium-haul
- **Type**: International (India) → South Korea
- **Time difference**: +3.5h (When it's 15:56 in Kolkata, it's 19:26 in Seosan)
- **Elevation difference**: 23 ft (HMY is higher than CCU)

## Airports

### [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)

- City: Kolkata, India
- ICAO: VECC
- Timezone: Asia/Kolkata
- Coordinates: 22.650000, 88.450000
- Elevation: 16 ft

### [Seosan Air Base (HMY)](https://www.flightduration.online/airport/hmy-seosan-seosan-air-base/1ef266df-8e37-6862-80fa-06bb2780ed98)

- City: Seosan, South Korea
- ICAO: RKTP
- Timezone: Asia/Seoul
- Coordinates: 36.700000, 126.490000
- Elevation: 39 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 15:56 in Kolkata, it's 19:26 in Seosan.
The 3.5-hour time difference may cause some jet lag.

## Related

- [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)
- [Seosan Air Base (HMY)](https://www.flightduration.online/airport/hmy-seosan-seosan-air-base/1ef266df-8e37-6862-80fa-06bb2780ed98)
- [Flight duration calculator](/#calculator)