# Distance from Kathmandu (KTM) to Nogales (OLS)

> 13,221 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,221 km / 8,215 mi / 7,139 nm
- **Estimated flight time**: 17h
- **Heading**: 16° (north northeast)
- **Return heading**: 344° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12.75h (When it's 01:10 in Kathmandu, it's 12:25 in Nogales)
- **Elevation difference**: 435 ft (OLS is lower than KTM)

## Airports

### [Tribhuvan International Airport (KTM)](https://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

### [Nogales International Airport (OLS)](https://flightduration.online/airport/ols-nogales-nogales-international-airport/1ef266df-30a0-69f6-9887-06bb2780ed98)

- City: Nogales, United States
- ICAO: KOLS
- Timezone: America/Phoenix
- Coordinates: 31.420000, -110.850000
- Elevation: 3,955 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 01:10 in Kathmandu, it's 12:25 in Nogales.
With a 12.75-hour time difference, expect significant jet lag.

## Related

- [Tribhuvan International Airport (KTM)](https://flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Nogales International Airport (OLS)](https://flightduration.online/airport/ols-nogales-nogales-international-airport/1ef266df-30a0-69f6-9887-06bb2780ed98)
- [Flight duration calculator](/#calculator)