# Distance from Kolkata (CCU) to Orsk (OSW)

> 4,073 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,073 km / 2,531 mi / 2,199 nm
- **Estimated flight time**: 6h
- **Heading**: 328° (north northwest)
- **Return heading**: 130° (southeast)
- **Classification**: Long-haul
- **Type**: International (India) → Russia
- **Intercontinental**: Asia → Europe
- **Time difference**: -0.5h (When it's 05:18 in Kolkata, it's 04:48 in Orsk)
- **Elevation difference**: 893 ft (OSW 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

### [Orsk Airport (OSW)](https://www.flightduration.online/airport/osw-orsk-orsk-airport/1ef266df-ec97-6538-b790-06bb2780ed98)

- City: Orsk, Russia
- ICAO: UWOR
- Timezone: Asia/Yekaterinburg
- Coordinates: 51.070000, 58.600000
- Elevation: 909 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 05:18 in Kolkata, it's 04:48 in Orsk.

## 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)
- [Orsk Airport (OSW)](https://www.flightduration.online/airport/osw-orsk-orsk-airport/1ef266df-ec97-6538-b790-06bb2780ed98)
- [Flight duration calculator](/#calculator)