# Distance from Butler (BUM) to Kolkata (CCU)

> 13,233 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,233 km / 8,222 mi / 7,145 nm
- **Estimated flight time**: 17h
- **Heading**: 357° (north)
- **Return heading**: 3° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → India
- **Intercontinental**: North America → Asia
- **Time difference**: +10.5h (When it's 18:35 in Butler, it's 05:05 in Kolkata)
- **Elevation difference**: 878 ft (CCU is lower than BUM)

## Airports

### [Butler Memorial Airport (BUM)](https://www.flightduration.online/airport/bum-butler-butler-memorial-airport/1ef266df-1198-618a-8f51-06bb2780ed98)

- City: Butler, United States
- ICAO: KBUM
- Timezone: America/Chicago
- Coordinates: 38.290000, -94.340000
- Elevation: 894 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 18:35 in Butler, it's 05:05 in Kolkata.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [Butler Memorial Airport (BUM)](https://www.flightduration.online/airport/bum-butler-butler-memorial-airport/1ef266df-1198-618a-8f51-06bb2780ed98)
- [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)