# Distance from Carrizo Springs (CZT) to Kathmandu (KTM)

> 13,739 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,739 km / 8,537 mi / 7,419 nm
- **Estimated flight time**: 17h
- **Heading**: 354° (north)
- **Return heading**: 5° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +10.75h (When it's 08:03 in Carrizo Springs, it's 18:48 in Kathmandu)
- **Elevation difference**: 3,792 ft (KTM is higher than CZT)

## Airports

### [Dimmit County Airport (CZT)](https://www.flightduration.online/airport/czt-carrizo-springs-dimmit-county-airport/1ef266df-15d8-6cae-b96c-06bb2780ed98)

- City: Carrizo Springs, United States
- ICAO: KCZT
- Timezone: America/Chicago
- Coordinates: 28.520000, -99.820000
- Elevation: 598 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 08:03 in Carrizo Springs, it's 18:48 in Kathmandu.
With a 10.75-hour time difference, expect significant jet lag.

## Related

- [Dimmit County Airport (CZT)](https://www.flightduration.online/airport/czt-carrizo-springs-dimmit-county-airport/1ef266df-15d8-6cae-b96c-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)