# Distance from Kolkata (CCU) to Fort Lewis/Tacoma (GRF)

> 11,660 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,660 km / 7,245 mi / 6,296 nm
- **Estimated flight time**: 15h
- **Heading**: 21° (north northeast)
- **Return heading**: 331° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12.5h (When it's 03:20 in Kolkata, it's 14:50 in Fort Lewis/Tacoma)
- **Elevation difference**: 285 ft (GRF 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

### [Gray Army Air Field (Joint Base Lewis-Mcchord) Airport (GRF)](https://www.flightduration.online/airport/grf-fort-lewistacoma-gray-army-air-field-joint-base-lewis-mcchord-airport/1ef266df-1ee7-6f16-b615-06bb2780ed98)

- City: Fort Lewis/Tacoma, United States
- ICAO: KGRF
- Timezone: America/Los_Angeles
- Coordinates: 47.080000, -122.580000
- Elevation: 301 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 03:20 in Kolkata, it's 14:50 in Fort Lewis/Tacoma.
With a 12.5-hour time difference, expect significant 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)
- [Gray Army Air Field (Joint Base Lewis-Mcchord) Airport (GRF)](https://www.flightduration.online/airport/grf-fort-lewistacoma-gray-army-air-field-joint-base-lewis-mcchord-airport/1ef266df-1ee7-6f16-b615-06bb2780ed98)
- [Flight duration calculator](/#calculator)