# Distance from Atar (ATR) to Kolkata (CCU)

> 10,245 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,245 km / 6,366 mi / 5,532 nm
- **Estimated flight time**: 13h
- **Heading**: 65° (east northeast)
- **Return heading**: 293° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Mauritania) → India
- **Intercontinental**: Africa → Asia
- **Time difference**: +5.5h (When it's 06:22 in Atar, it's 11:52 in Kolkata)
- **Elevation difference**: 718 ft (CCU is lower than ATR)

## Airports

### [Atar International Airport (ATR)](https://www.flightduration.online/airport/atr-atar-atar-international-airport/1ef266de-e957-66bc-8d77-06bb2780ed98)

- City: Atar, Mauritania
- ICAO: GQPA
- Timezone: Africa/Nouakchott
- Coordinates: 20.510000, -13.040000
- Elevation: 734 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 an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 06:22 in Atar, it's 11:52 in Kolkata.
The 5.5-hour time difference may cause some jet lag.

## Related

- [Atar International Airport (ATR)](https://www.flightduration.online/airport/atr-atar-atar-international-airport/1ef266de-e957-66bc-8d77-06bb2780ed98)
- [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)