# Distance from Kolkata (CCU) to Port Heiden (PTH)

> 9,197 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,197 km / 5,715 mi / 4,966 nm
- **Estimated flight time**: 12h
- **Heading**: 30° (north northeast)
- **Return heading**: 301° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13.5h (When it's 14:33 in Kolkata, it's 01:03 in Port Heiden)
- **Elevation difference**: 79 ft (PTH 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

### [Port Heiden Airport (PTH)](https://www.flightduration.online/airport/pth-port-heiden-port-heiden-airport/1ef266df-87c9-60ac-b309-06bb2780ed98)

- City: Port Heiden, United States
- ICAO: PAPH
- Timezone: America/Anchorage
- Coordinates: 56.960000, -158.630000
- Elevation: 95 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 14:33 in Kolkata, it's 01:03 in Port Heiden.
With a 13.5-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)
- [Port Heiden Airport (PTH)](https://www.flightduration.online/airport/pth-port-heiden-port-heiden-airport/1ef266df-87c9-60ac-b309-06bb2780ed98)
- [Flight duration calculator](/#calculator)