# Distance from Kolkata (CCU) to Grenchen Airport (ZHI)

> 7,522 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,522 km / 4,674 mi / 4,062 nm
- **Estimated flight time**: 10h
- **Heading**: 313° (northwest)
- **Return heading**: 80° (east)
- **Classification**: Long-haul
- **Type**: International (India) → Switzerland
- **Intercontinental**: Asia → Europe
- **Time difference**: -3.5h (When it's 04:20 in Kolkata, it's 00:50 in Grenchen Airport)
- **Elevation difference**: 1,395 ft (ZHI is higher than CCU)

## Airports

### [Netaji Subhash Chandra Bose International Airport (CCU)](https://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

### [Grenchen Airport (ZHI)](https://flightduration.online/airport/zhi-grenchen-airport/1ef266df-57d3-6d48-a5f9-06bb2780ed98)

- City: Grenchen Airport, Switzerland
- ICAO: LSZG
- Timezone: Europe/Zurich
- Coordinates: 47.180000, 7.420000
- Elevation: 1,411 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 04:20 in Kolkata, it's 00:50 in Grenchen Airport.
The 3.5-hour time difference may cause some jet lag.

## Related

- [Netaji Subhash Chandra Bose International Airport (CCU)](https://flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)
- [Grenchen Airport (ZHI)](https://flightduration.online/airport/zhi-grenchen-airport/1ef266df-57d3-6d48-a5f9-06bb2780ed98)
- [Flight duration calculator](/#calculator)