# Distance from Kolkata (CCU) to Udon Thani (UTH)

> 1,607 km · estimated flight time 3h · Medium-haul route.

## Summary

- **Distance**: 1,607 km / 999 mi / 868 nm
- **Estimated flight time**: 3h
- **Heading**: 109° (east southeast)
- **Return heading**: 294° (west northwest)
- **Classification**: Medium-haul
- **Type**: International (India) → Thailand
- **Time difference**: +1.5h (When it's 14:22 in Kolkata, it's 15:52 in Udon Thani)
- **Elevation difference**: 563 ft (UTH 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

### [Udon Thani Airport (UTH)](https://www.flightduration.online/airport/uth-udon-thani-udon-thani-airport/1ef266df-f5bc-63ac-928e-06bb2780ed98)

- City: Udon Thani, Thailand
- ICAO: VTUD
- Timezone: Asia/Bangkok
- Coordinates: 17.390000, 102.790000
- Elevation: 579 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 14:22 in Kolkata, it's 15:52 in Udon Thani.

## 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)
- [Udon Thani Airport (UTH)](https://www.flightduration.online/airport/uth-udon-thani-udon-thani-airport/1ef266df-f5bc-63ac-928e-06bb2780ed98)
- [Flight duration calculator](/#calculator)