# Distance from Chicago (ORD) to Orenburg (REN)

> 9,005 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,005 km / 5,595 mi / 4,862 nm
- **Estimated flight time**: 12h
- **Heading**: 22° (north northeast)
- **Return heading**: 333° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Russia
- **Intercontinental**: North America → Europe
- **Time difference**: +10h (When it's 06:46 in Chicago, it's 16:46 in Orenburg)
- **Elevation difference**: 293 ft (REN 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

### [Orenburg Central Airport (REN)](https://www.flightduration.online/airport/ren-orenburg-orenburg-central-airport/1ef266df-ec93-6668-a9bb-06bb2780ed98)

- City: Orenburg, Russia
- ICAO: UWOO
- Timezone: Asia/Yekaterinburg
- Coordinates: 51.800000, 55.460000
- Elevation: 387 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 06:46 in Chicago, it's 16:46 in Orenburg.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [Orenburg Central Airport (REN)](https://www.flightduration.online/airport/ren-orenburg-orenburg-central-airport/1ef266df-ec93-6668-a9bb-06bb2780ed98)
- [Flight duration calculator](/#calculator)