# Distance from Prague (PRG) to St Marys (STQ)

> 6,787 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,787 km / 4,217 mi / 3,665 nm
- **Estimated flight time**: 9h
- **Heading**: 301° (west northwest)
- **Return heading**: 47° (northeast)
- **Classification**: Long-haul
- **Type**: International (Czech Republic) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -6h (When it's 23:06 in Prague, it's 17:06 in St Marys)
- **Elevation difference**: 687 ft (STQ is higher than PRG)

## Airports

### [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

### [St Marys Municipal Airport (STQ)](https://flightduration.online/airport/stq-st-marys-st-marys-municipal-airport/1ef266df-31a7-60e8-a173-06bb2780ed98)

- City: St Marys, United States
- ICAO: KOYM
- Timezone: America/New_York
- Coordinates: 41.410000, -78.500000
- Elevation: 1,934 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 23:06 in Prague, it's 17:06 in St Marys.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Václav Havel Airport (PRG)](https://flightduration.online/airport/prg-prague-vaclav-havel-airport/1ef266df-52bc-60da-a00a-06bb2780ed98)
- [St Marys Municipal Airport (STQ)](https://flightduration.online/airport/stq-st-marys-st-marys-municipal-airport/1ef266df-31a7-60e8-a173-06bb2780ed98)
- [Flight duration calculator](/#calculator)