# Distance from Kathmandu (KTM) to Winchester (WGO)

> 12,388 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,388 km / 7,698 mi / 6,689 nm
- **Estimated flight time**: 16h
- **Heading**: 346° (north northwest)
- **Return heading**: 16° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.75h (When it's 16:03 in Kathmandu, it's 06:18 in Winchester)
- **Elevation difference**: 3,664 ft (WGO is lower than KTM)

## Airports

### [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

### [Winchester Regional Airport (WGO)](https://www.flightduration.online/airport/wgo-winchester-winchester-regional-airport/1ef266df-3084-67ba-bcb6-06bb2780ed98)

- City: Winchester, United States
- ICAO: KOKV
- Timezone: America/New_York
- Coordinates: 39.140000, -78.140000
- Elevation: 726 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 16:03 in Kathmandu, it's 06:18 in Winchester.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Winchester Regional Airport (WGO)](https://www.flightduration.online/airport/wgo-winchester-winchester-regional-airport/1ef266df-3084-67ba-bcb6-06bb2780ed98)
- [Flight duration calculator](/#calculator)