# Distance from Kolkata (CCU) to Bristol/Johnson/Kingsport (TRI)

> 13,370 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,370 km / 8,308 mi / 7,219 nm
- **Estimated flight time**: 17h
- **Heading**: 351° (north)
- **Return heading**: 10° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.5h (When it's 11:14 in Kolkata, it's 01:44 in Bristol/Johnson/Kingsport)
- **Elevation difference**: 1,503 ft (TRI 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

### [Tri-Cities Airport (TRI)](https://www.flightduration.online/airport/tri-bristoljohnsonkingsport-tri-cities-airport/1ef266df-3c1b-6a24-b9e2-06bb2780ed98)

- City: Bristol/Johnson/Kingsport, United States
- ICAO: KTRI
- Timezone: America/New_York
- Coordinates: 36.480000, -82.410000
- Elevation: 1,519 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 11:14 in Kolkata, it's 01:44 in Bristol/Johnson/Kingsport.
With a 9.5-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)
- [Tri-Cities Airport (TRI)](https://www.flightduration.online/airport/tri-bristoljohnsonkingsport-tri-cities-airport/1ef266df-3c1b-6a24-b9e2-06bb2780ed98)
- [Flight duration calculator](/#calculator)