# Distance from Chicago (ORD) to St Marys (STQ)

> 783 km · estimated flight time 2h · Short-haul route.

## Summary

- **Distance**: 783 km / 487 mi / 423 nm
- **Estimated flight time**: 2h
- **Heading**: 91° (east)
- **Return heading**: 278° (west)
- **Classification**: Short-haul
- **Type**: Domestic (United States)
- **Time difference**: +1h (When it's 11:21 in Chicago, it's 12:21 in St Marys)
- **Elevation difference**: 1,254 ft (STQ is higher than ORD)

## Airports

### [Chicago O'Hare International Airport (ORD)](https://flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)

- City: Chicago, United States
- ICAO: KORD
- Timezone: America/Chicago
- Coordinates: 41.980000, -87.910000
- Elevation: 680 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 short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

Time-zone information: When it's 11:21 in Chicago, it's 12:21 in St Marys.

## Related

- [Chicago O'Hare International Airport (ORD)](https://flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [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)