# Distance from Kolkata (CCU) to Lock (LOC)

> 8,003 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 8,003 km / 4,973 mi / 4,321 nm
- **Estimated flight time**: 10h
- **Heading**: 140° (southeast)
- **Return heading**: 315° (northwest)
- **Classification**: Long-haul
- **Type**: International (India) → Australia
- **Intercontinental**: Asia → Oceania
- **Time difference**: +4h (When it's 07:21 in Kolkata, it's 11:21 in Lock)
- **Elevation difference**: 334 ft (LOC 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

### [Lock Airport (LOC)](https://www.flightduration.online/airport/loc-lock-lock-airport/1ef266e0-1138-63e2-98ea-06bb2780ed98)

- City: Lock, Australia
- ICAO: YLOK
- Timezone: Australia/Adelaide
- Coordinates: -33.540000, 135.690000
- Elevation: 350 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 07:21 in Kolkata, it's 11:21 in Lock.
The 4-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)
- [Lock Airport (LOC)](https://www.flightduration.online/airport/loc-lock-lock-airport/1ef266e0-1138-63e2-98ea-06bb2780ed98)
- [Flight duration calculator](/#calculator)