# Distance from Kathmandu (KTM) to Oshkosh (OKS)

> 12,291 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,291 km / 7,637 mi / 6,636 nm
- **Estimated flight time**: 15h
- **Heading**: 6° (north)
- **Return heading**: 353° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -11.75h (When it's 14:08 in Kathmandu, it's 02:23 in Oshkosh)
- **Elevation difference**: 996 ft (OKS 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

### [Garden County/King Rhiley Field (OKS)](https://www.flightduration.online/airport/oks-oshkosh-garden-countyking-rhiley-field/1ef266df-3080-65d4-8409-06bb2780ed98)

- City: Oshkosh, United States
- ICAO: KOKS
- Timezone: America/Denver
- Coordinates: 41.400000, -102.360000
- Elevation: 3,394 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 14:08 in Kathmandu, it's 02:23 in Oshkosh.
With a 11.75-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)
- [Garden County/King Rhiley Field (OKS)](https://www.flightduration.online/airport/oks-oshkosh-garden-countyking-rhiley-field/1ef266df-3080-65d4-8409-06bb2780ed98)
- [Flight duration calculator](/#calculator)