# Distance from Altenrhein (ACH) to Kolkata (CCU)

> 7,358 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,358 km / 4,572 mi / 3,973 nm
- **Estimated flight time**: 10h
- **Heading**: 82° (east)
- **Return heading**: 314° (northwest)
- **Classification**: Long-haul
- **Type**: International (Switzerland) → India
- **Intercontinental**: Europe → Asia
- **Time difference**: +3.5h (When it's 21:23 in Altenrhein, it's 00:53 in Kolkata)
- **Elevation difference**: 1,290 ft (CCU is lower than ACH)

## Airports

### [St Gallen Altenrhein Airport (ACH)](https://www.flightduration.online/airport/ach-altenrhein-st-gallen-altenrhein-airport/1ef266df-5802-6f44-959c-06bb2780ed98)

- City: Altenrhein, Switzerland
- ICAO: LSZR
- Timezone: Europe/Zurich
- Coordinates: 47.480000, 9.560000
- Elevation: 1,306 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 21:23 in Altenrhein, it's 00:53 in Kolkata.
The 3.5-hour time difference may cause some jet lag.

## Related

- [St Gallen Altenrhein Airport (ACH)](https://www.flightduration.online/airport/ach-altenrhein-st-gallen-altenrhein-airport/1ef266df-5802-6f44-959c-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)