# Distance from Colorado Springs (COS) to Kathmandu (KTM)

> 12,546 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,546 km / 7,796 mi / 6,774 nm
- **Estimated flight time**: 16h
- **Heading**: 350° (north)
- **Return heading**: 8° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +11.75h (When it's 17:57 in Colorado Springs, it's 05:42 in Kathmandu)
- **Elevation difference**: 1,797 ft (KTM is lower than COS)

## Airports

### [City Of Colorado Springs Municipal Airport (COS)](https://www.flightduration.online/airport/cos-colorado-springs-city-of-colorado-springs-municipal-airport/1ef266df-14b6-6524-8bd7-06bb2780ed98)

- City: Colorado Springs, United States
- ICAO: KCOS
- Timezone: America/Denver
- Coordinates: 38.810000, -104.700000
- Elevation: 6,187 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 17:57 in Colorado Springs, it's 05:42 in Kathmandu.
With a 11.75-hour time difference, expect significant jet lag.

## Related

- [City Of Colorado Springs Municipal Airport (COS)](https://www.flightduration.online/airport/cos-colorado-springs-city-of-colorado-springs-municipal-airport/1ef266df-14b6-6524-8bd7-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)