# Distance from Boulder City (BLD) to Kolkata (CCU)

> 13,053 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 13,053 km / 8,111 mi / 7,048 nm
- **Estimated flight time**: 16h
- **Heading**: 336° (north northwest)
- **Return heading**: 21° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → India
- **Intercontinental**: North America → Asia
- **Time difference**: +12.5h (When it's 10:21 in Boulder City, it's 22:51 in Kolkata)
- **Elevation difference**: 2,187 ft (CCU is lower than BLD)

## Airports

### [Boulder City Municipal Airport (BLD)](https://www.flightduration.online/airport/bld-boulder-city-boulder-city-municipal-airport/1ef266df-11c1-654e-99ef-06bb2780ed98)

- City: Boulder City, United States
- ICAO: KBVU
- Timezone: America/Los_Angeles
- Coordinates: 35.950000, -114.860000
- Elevation: 2,203 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 10:21 in Boulder City, it's 22:51 in Kolkata.
With a 12.5-hour time difference, expect significant jet lag.

## Related

- [Boulder City Municipal Airport (BLD)](https://www.flightduration.online/airport/bld-boulder-city-boulder-city-municipal-airport/1ef266df-11c1-654e-99ef-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)