# Distance from Chicago (ORD) to Union Island (UNI)

> 4,151 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,151 km / 2,579 mi / 2,241 nm
- **Estimated flight time**: 6h
- **Heading**: 134° (southeast)
- **Return heading**: 327° (north northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Saint Vincent
- **Time difference**: +1h (When it's 16:56 in Chicago, it's 17:56 in Union Island)
- **Elevation difference**: 664 ft (UNI 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 Island International Airport (UNI)](https://www.flightduration.online/airport/uni-union-island-union-island-international-airport/1ef266df-e292-6308-afea-06bb2780ed98)

- City: Union Island, Saint Vincent
- ICAO: TVSU
- Timezone: America/St_Vincent
- Coordinates: 12.600000, -61.410000
- Elevation: 16 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 16:56 in Chicago, it's 17:56 in Union Island.

## Related

- [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [Union Island International Airport (UNI)](https://www.flightduration.online/airport/uni-union-island-union-island-international-airport/1ef266df-e292-6308-afea-06bb2780ed98)
- [Flight duration calculator](/#calculator)