# Distance from Kolkata (CCU) to Tehran (THR)

> 3,858 km · estimated flight time 6h · Medium-haul route.

## Summary

- **Distance**: 3,858 km / 2,397 mi / 2,083 nm
- **Estimated flight time**: 6h
- **Heading**: 301° (west northwest)
- **Return heading**: 102° (east southeast)
- **Classification**: Medium-haul
- **Type**: International (India) → Iran
- **Time difference**: -2h (When it's 14:35 in Kolkata, it's 12:35 in Tehran)
- **Elevation difference**: 3,946 ft (THR 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

### [Mehrabad International Airport (THR)](https://www.flightduration.online/airport/thr-tehran-mehrabad-international-airport/1ef266df-7d9a-64b4-a7a7-06bb2780ed98)

- City: Tehran, Iran
- ICAO: OIII
- Timezone: Asia/Tehran
- Coordinates: 35.690000, 51.310000
- Elevation: 3,962 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 14:35 in Kolkata, it's 12:35 in Tehran.

## 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)
- [Mehrabad International Airport (THR)](https://www.flightduration.online/airport/thr-tehran-mehrabad-international-airport/1ef266df-7d9a-64b4-a7a7-06bb2780ed98)
- [Flight duration calculator](/#calculator)