# Distance from Altay (AAT) to Kolkata (CCU)

> 2,791 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,791 km / 1,734 mi / 1,507 nm
- **Estimated flight time**: 4h
- **Heading**: 179° (south)
- **Return heading**: 359° (north)
- **Classification**: Medium-haul
- **Type**: International (China) → India
- **Time difference**: -2.5h (When it's 04:32 in Altay, it's 02:02 in Kolkata)
- **Elevation difference**: 2,444 ft (CCU is lower than AAT)

## Airports

### [Altay Air Base (AAT)](https://www.flightduration.online/airport/aat-altay-altay-air-base/1ef266e0-20ef-6916-97f2-06bb2780ed98)

- City: Altay, China
- ICAO: ZWAT
- Timezone: Asia/Shanghai
- Coordinates: 47.750000, 88.090000
- Elevation: 2,460 ft

### [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

## 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 04:32 in Altay, it's 02:02 in Kolkata.

## Related

- [Altay Air Base (AAT)](https://www.flightduration.online/airport/aat-altay-altay-air-base/1ef266e0-20ef-6916-97f2-06bb2780ed98)
- [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)
- [Flight duration calculator](/#calculator)