# Distance from Kolkata (CCU) to Ulanhot (HLH)

> 3,990 km · estimated flight time 6h · Medium-haul route.

## Summary

- **Distance**: 3,990 km / 2,479 mi / 2,154 nm
- **Estimated flight time**: 6h
- **Heading**: 41° (northeast)
- **Return heading**: 241° (west southwest)
- **Classification**: Medium-haul
- **Type**: International (India) → China
- **Time difference**: +2.5h (When it's 11:20 in Kolkata, it's 13:50 in Ulanhot)
- **Elevation difference**: 16 ft (HLH is lower 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

### [Ulanhot Airport (HLH)](https://www.flightduration.online/airport/hlh-ulanhot-ulanhot-airport/1ef266e0-1e51-6c54-a1c9-06bb2780ed98)

- City: Ulanhot, China
- ICAO: ZBUL
- Timezone: Asia/Shanghai
- Coordinates: 46.200000, 122.010000
- Elevation: 0 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 11:20 in Kolkata, it's 13:50 in Ulanhot.

## 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)
- [Ulanhot Airport (HLH)](https://www.flightduration.online/airport/hlh-ulanhot-ulanhot-airport/1ef266e0-1e51-6c54-a1c9-06bb2780ed98)
- [Flight duration calculator](/#calculator)