# Distance from Hawthorne (HTH) to Kathmandu (KTM)

> 12,238 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,238 km / 7,604 mi / 6,608 nm
- **Estimated flight time**: 15h
- **Heading**: 337° (north northwest)
- **Return heading**: 20° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +12.75h (When it's 18:46 in Hawthorne, it's 07:31 in Kathmandu)
- **Elevation difference**: 160 ft (KTM is higher than HTH)

## Airports

### [Hawthorne Industrial Airport (HTH)](https://www.flightduration.online/airport/hth-hawthorne-hawthorne-industrial-airport/1ef266df-2193-6f9e-89ee-06bb2780ed98)

- City: Hawthorne, United States
- ICAO: KHTH
- Timezone: America/Los_Angeles
- Coordinates: 38.550000, -118.630000
- Elevation: 4,230 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 18:46 in Hawthorne, it's 07:31 in Kathmandu.
With a 12.75-hour time difference, expect significant jet lag.

## Related

- [Hawthorne Industrial Airport (HTH)](https://www.flightduration.online/airport/hth-hawthorne-hawthorne-industrial-airport/1ef266df-2193-6f9e-89ee-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)