# Distance from Chicago (ORD) to Union (USC)

> 977 km · estimated flight time 2h · Short-haul route.

## Summary

- **Distance**: 977 km / 607 mi / 528 nm
- **Estimated flight time**: 2h
- **Heading**: 144° (southeast)
- **Return heading**: 328° (north northwest)
- **Classification**: Short-haul
- **Type**: Domestic (United States)
- **Time difference**: +1h (When it's 02:30 in Chicago, it's 03:30 in Union)
- **Elevation difference**: 70 ft (USC is lower than ORD)

## Airports

### [Chicago O'Hare International Airport (ORD)](https://www.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

### [Union County, Troy Shelton Field (USC)](https://www.flightduration.online/airport/usc-union-union-county-troy-shelton-field/1ef266de-fd5e-6642-bb09-06bb2780ed98)

- City: Union, United States
- ICAO: K35A
- Timezone: America/New_York
- Coordinates: 34.690000, -81.640000
- Elevation: 610 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 02:30 in Chicago, it's 03:30 in Union.

## Related

- [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [Union County, Troy Shelton Field (USC)](https://www.flightduration.online/airport/usc-union-union-county-troy-shelton-field/1ef266de-fd5e-6642-bb09-06bb2780ed98)
- [Flight duration calculator](/#calculator)