# Distance from Walla Walla (ALW) to Kolkata (CCU)

> 11,910 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,910 km / 7,401 mi / 6,431 nm
- **Estimated flight time**: 15h
- **Heading**: 334° (north northwest)
- **Return heading**: 19° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → India
- **Intercontinental**: North America → Asia
- **Time difference**: +12.5h (When it's 12:13 in Walla Walla, it's 00:43 in Kolkata)
- **Elevation difference**: 1,178 ft (CCU is lower than ALW)

## Airports

### [Walla Walla Regional Airport (ALW)](https://www.flightduration.online/airport/alw-walla-walla-walla-walla-regional-airport/1ef266df-0e22-6050-8e95-06bb2780ed98)

- City: Walla Walla, United States
- ICAO: KALW
- Timezone: America/Los_Angeles
- Coordinates: 46.090000, -118.280000
- Elevation: 1,194 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 an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 12:13 in Walla Walla, it's 00:43 in Kolkata.
With a 12.5-hour time difference, expect significant jet lag.

## Related

- [Walla Walla Regional Airport (ALW)](https://www.flightduration.online/airport/alw-walla-walla-walla-walla-regional-airport/1ef266df-0e22-6050-8e95-06bb2780ed98)
- [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)