# Distance from Chicago (ORD) to Undara Airport (UDA)

> 14,422 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,422 km / 8,961 mi / 7,787 nm
- **Estimated flight time**: 18h
- **Heading**: 282° (west northwest)
- **Return heading**: 50° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +15h (When it's 21:02 in Chicago, it's 12:02 in Undara Airport)
- **Elevation difference**: 680 ft (UDA is lower 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

### [Undara Airport (UDA)](https://flightduration.online/airport/uda-undara-airport/1ef266e0-1b44-6d5e-8d51-06bb2780ed98)

- City: Undara Airport, Australia
- ICAO: YUDA
- Timezone: Australia/Brisbane
- Coordinates: -18.200000, 144.600000
- Elevation: 0 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 21:02 in Chicago, it's 12:02 in Undara Airport.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Chicago O'Hare International Airport (ORD)](https://flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [Undara Airport (UDA)](https://flightduration.online/airport/uda-undara-airport/1ef266e0-1b44-6d5e-8d51-06bb2780ed98)
- [Flight duration calculator](/#calculator)