# Distance from Kolkata (CCU) to East Tawas (ECA)

> 12,524 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,524 km / 7,782 mi / 6,762 nm
- **Estimated flight time**: 16h
- **Heading**: 354° (north)
- **Return heading**: 8° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.5h (When it's 07:27 in Kolkata, it's 21:57 in East Tawas)
- **Elevation difference**: 589 ft (ECA 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

### [Iosco County Airport (ECA)](https://www.flightduration.online/airport/eca-east-tawas-iosco-county-airport/1ef266df-05df-6c3a-a430-06bb2780ed98)

- City: East Tawas, United States
- ICAO: K6D9
- Timezone: America/New_York
- Coordinates: 44.310000, -83.420000
- Elevation: 605 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 07:27 in Kolkata, it's 21:57 in East Tawas.
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)
- [Iosco County Airport (ECA)](https://www.flightduration.online/airport/eca-east-tawas-iosco-county-airport/1ef266df-05df-6c3a-a430-06bb2780ed98)
- [Flight duration calculator](/#calculator)