# Distance from Altoona (AOO) to Kathmandu (KTM)

> 12,268 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,268 km / 7,623 mi / 6,624 nm
- **Estimated flight time**: 15h
- **Heading**: 15° (north northeast)
- **Return heading**: 347° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +9.75h (When it's 04:26 in Altoona, it's 14:11 in Kathmandu)
- **Elevation difference**: 2,887 ft (KTM is higher than AOO)

## Airports

### [Altoona/Blair County Airport (AOO)](https://www.flightduration.online/airport/aoo-altoona-altoonablair-county-airport/1ef266df-0e72-64f6-ae24-06bb2780ed98)

- City: Altoona, United States
- ICAO: KAOO
- Timezone: America/New_York
- Coordinates: 40.300000, -78.320000
- Elevation: 1,503 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 04:26 in Altoona, it's 14:11 in Kathmandu.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Altoona/Blair County Airport (AOO)](https://www.flightduration.online/airport/aoo-altoona-altoonablair-county-airport/1ef266df-0e72-64f6-ae24-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)