# Distance from Kolkata (CCU) to Lethem (LTM)

> 15,514 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,514 km / 9,640 mi / 8,377 nm
- **Estimated flight time**: 19h
- **Heading**: 306° (northwest)
- **Return heading**: 48° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → Guyana
- **Intercontinental**: Asia → South America
- **Time difference**: -9.5h (When it's 18:59 in Kolkata, it's 09:29 in Lethem)
- **Elevation difference**: 335 ft (LTM 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

### [Lethem Airport (LTM)](https://www.flightduration.online/airport/ltm-lethem-lethem-airport/1ef266df-dde8-6a96-b2e4-06bb2780ed98)

- City: Lethem, Guyana
- ICAO: SYLT
- Timezone: America/Guyana
- Coordinates: 3.370000, -59.790000
- Elevation: 351 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 18:59 in Kolkata, it's 09:29 in Lethem.
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)
- [Lethem Airport (LTM)](https://www.flightduration.online/airport/ltm-lethem-lethem-airport/1ef266df-dde8-6a96-b2e4-06bb2780ed98)
- [Flight duration calculator](/#calculator)