Find out what a flight from Chicago O'Hare to Sydney might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Chicago and Sydney.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Are there alternative airports near Chicago and Sydney?

The two cities are about 9235 mi apart. Looking beyond the main airport might reveal better options.

• Airports in Chicago: There are 3 airports in Chicago - Midway, O'Hare, Rockford.
• Airports in Sydney: Only Sydney - Kingsford Smith is active at the moment.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If Sydney has more than one airport, you can pick the most convenient for your destination.

Refine your flight search from Chicago O'Hare to Sydney

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from Expedia, eDreams, and top carriers.

Other popular destinations

Also looking at Australia? These cities are trending: Adelaide, Brisbane, Melbourne, Perth, Sydney.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.