# Distance from Kathmandu (KTM) to Isla de la Juventud (SZJ)

> 14,387 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,387 km / 8,940 mi / 7,768 nm
- **Estimated flight time**: 18h
- **Heading**: 346° (north northwest)
- **Return heading**: 13° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Cuba
- **Intercontinental**: Asia → North America
- **Time difference**: -9.75h (When it's 18:15 in Kathmandu, it's 08:30 in Isla de la Juventud)
- **Elevation difference**: 4,351 ft (SZJ is lower than KTM)

## Airports

### [Tribhuvan International Airport (KTM)](https://flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)

- City: Kathmandu, Nepal
- ICAO: VNKT
- Timezone: Asia/Kathmandu
- Coordinates: 27.700000, 85.360000
- Elevation: 4,390 ft

### [Siguanea Airport (SZJ)](https://flightduration.online/airport/szj-isla-de-la-juventud-siguanea-airport/1ef266df-6b47-688e-8870-06bb2780ed98)

- City: Isla de la Juventud, Cuba
- ICAO: MUSN
- Timezone: America/Havana
- Coordinates: 21.640000, -82.960000
- Elevation: 39 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 18:15 in Kathmandu, it's 08:30 in Isla de la Juventud.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Tribhuvan International Airport (KTM)](https://flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Siguanea Airport (SZJ)](https://flightduration.online/airport/szj-isla-de-la-juventud-siguanea-airport/1ef266df-6b47-688e-8870-06bb2780ed98)
- [Flight duration calculator](/#calculator)