# Distance from Kolkata (CCU) to Impfondo (ION)

> 7,928 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,928 km / 4,926 mi / 4,281 nm
- **Estimated flight time**: 10h
- **Heading**: 264° (west)
- **Return heading**: 67° (east northeast)
- **Classification**: Long-haul
- **Type**: International (India) → Congo
- **Intercontinental**: Asia → Africa
- **Time difference**: -4.5h (When it's 20:40 in Kolkata, it's 16:10 in Impfondo)
- **Elevation difference**: 1,083 ft (ION 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

### [Impfondo Airport (ION)](https://www.flightduration.online/airport/ion-impfondo-impfondo-airport/1ef266de-d690-615a-a20b-06bb2780ed98)

- City: Impfondo, Congo
- ICAO: FCOI
- Timezone: Africa/Brazzaville
- Coordinates: 1.620000, 18.070000
- Elevation: 1,099 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 20:40 in Kolkata, it's 16:10 in Impfondo.
The 4.5-hour time difference may cause some jet lag.

## 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)
- [Impfondo Airport (ION)](https://www.flightduration.online/airport/ion-impfondo-impfondo-airport/1ef266de-d690-615a-a20b-06bb2780ed98)
- [Flight duration calculator](/#calculator)