# Distance from Kathmandu (KTM) to Chicago/Waukegan (UGN)

> 12,187 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,187 km / 7,573 mi / 6,581 nm
- **Estimated flight time**: 15h
- **Heading**: 355° (north)
- **Return heading**: 6° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -10.75h (When it's 08:34 in Kathmandu, it's 21:49 in Chicago/Waukegan)
- **Elevation difference**: 3,662 ft (UGN 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

### [Waukegan Ntl Airport (UGN)](https://www.flightduration.online/airport/ugn-chicagowaukegan-waukegan-ntl-airport/1ef266df-3dd6-60c6-8671-06bb2780ed98)

- City: Chicago/Waukegan, United States
- ICAO: KUGN
- Timezone: America/Chicago
- Coordinates: 42.420000, -87.870000
- Elevation: 728 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 08:34 in Kathmandu, it's 21:49 in Chicago/Waukegan.
With a 10.75-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)
- [Waukegan Ntl Airport (UGN)](https://www.flightduration.online/airport/ugn-chicagowaukegan-waukegan-ntl-airport/1ef266df-3dd6-60c6-8671-06bb2780ed98)
- [Flight duration calculator](/#calculator)