# Distance from Herlong (AHC) to Prague (PRG)

> 9,026 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,026 km / 5,609 mi / 4,874 nm
- **Estimated flight time**: 12h
- **Heading**: 28° (north northeast)
- **Return heading**: 327° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Czech Republic
- **Intercontinental**: North America → Europe
- **Time difference**: +9h (When it's 10:00 in Herlong, it's 19:00 in Prague)
- **Elevation difference**: 2,765 ft (PRG is lower than AHC)

## Airports

### [Amedee Army Air Field (AHC)](https://flightduration.online/airport/ahc-herlong-amedee-army-air-field/1ef266df-0da9-6f56-8358-06bb2780ed98)

- City: Herlong, United States
- ICAO: KAHC
- Timezone: America/Los_Angeles
- Coordinates: 40.270000, -120.150000
- Elevation: 4,012 ft

### [Václav Havel Airport (PRG)](https://flightduration.online/airport/prg-prague-vaclav-havel-airport/1ef266df-52bc-60da-a00a-06bb2780ed98)

- City: Prague, Czech Republic
- ICAO: LKPR
- Timezone: Europe/Prague
- Coordinates: 50.100000, 14.260000
- Elevation: 1,247 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 10:00 in Herlong, it's 19:00 in Prague.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Amedee Army Air Field (AHC)](https://flightduration.online/airport/ahc-herlong-amedee-army-air-field/1ef266df-0da9-6f56-8358-06bb2780ed98)
- [Václav Havel Airport (PRG)](https://flightduration.online/airport/prg-prague-vaclav-havel-airport/1ef266df-52bc-60da-a00a-06bb2780ed98)
- [Flight duration calculator](/#calculator)