# Distance from Humacao (HUC) to Kathmandu (KTM)

> 14,046 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,046 km / 8,728 mi / 7,584 nm
- **Estimated flight time**: 18h
- **Heading**: 32° (north northeast)
- **Return heading**: 325° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +9.75h (When it's 13:55 in Humacao, it's 23:40 in Kathmandu)
- **Elevation difference**: 4,355 ft (KTM is higher than HUC)

## Airports

### [Dr Hermenegildo Ortiz Quinones Airport (HUC)](https://www.flightduration.online/airport/huc-humacao-dr-hermenegildo-ortiz-quinones-airport/1ef266df-40a6-631e-8e77-06bb2780ed98)

- City: Humacao, United States
- ICAO: KX63
- Timezone: America/Puerto_Rico
- Coordinates: 18.140000, -65.800000
- Elevation: 35 ft

### [Tribhuvan International Airport (KTM)](https://www.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

## 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 13:55 in Humacao, it's 23:40 in Kathmandu.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Dr Hermenegildo Ortiz Quinones Airport (HUC)](https://www.flightduration.online/airport/huc-humacao-dr-hermenegildo-ortiz-quinones-airport/1ef266df-40a6-631e-8e77-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)