# Distance from Ardmore (AHD) to Kathmandu (KTM)

> 13,138 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 13,138 km / 8,164 mi / 7,094 nm
- **Estimated flight time**: 16h
- **Heading**: 358° (north)
- **Return heading**: 2° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +10.75h (When it's 00:37 in Ardmore, it's 11:22 in Kathmandu)
- **Elevation difference**: 3,545 ft (KTM is higher than AHD)

## Airports

### [Ardmore Downtown Executive Airport (AHD)](https://www.flightduration.online/airport/ahd-ardmore-ardmore-downtown-executive-airport/1ef266de-f8b6-64c8-b77a-06bb2780ed98)

- City: Ardmore, United States
- ICAO: K1F0
- Timezone: America/Chicago
- Coordinates: 34.100000, -97.100000
- Elevation: 845 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 00:37 in Ardmore, it's 11:22 in Kathmandu.
With a 10.75-hour time difference, expect significant jet lag.

## Related

- [Ardmore Downtown Executive Airport (AHD)](https://www.flightduration.online/airport/ahd-ardmore-ardmore-downtown-executive-airport/1ef266de-f8b6-64c8-b77a-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)