# Distance from Betou (BTB) to Kolkata (CCU)

> 7,821 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,821 km / 4,860 mi / 4,223 nm
- **Estimated flight time**: 10h
- **Heading**: 67° (east northeast)
- **Return heading**: 265° (west)
- **Classification**: Long-haul
- **Type**: International (Congo) → India
- **Intercontinental**: Africa → Asia
- **Time difference**: +4.5h (When it's 02:06 in Betou, it's 06:36 in Kolkata)
- **Elevation difference**: 1,152 ft (CCU is lower than BTB)

## Airports

### [Betou Airport (BTB)](https://www.flightduration.online/airport/btb-betou-betou-airport/1ef266de-d6a4-6740-a27e-06bb2780ed98)

- City: Betou, Congo
- ICAO: FCOT
- Timezone: Africa/Brazzaville
- Coordinates: 3.050000, 18.500000
- Elevation: 1,168 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 long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 02:06 in Betou, it's 06:36 in Kolkata.
The 4.5-hour time difference may cause some jet lag.

## Related

- [Betou Airport (BTB)](https://www.flightduration.online/airport/btb-betou-betou-airport/1ef266de-d6a4-6740-a27e-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)