How much is a flight from Chicago Rockford to Sydney?

There’s no fixed price — fares between Chicago and Sydney can vary a lot by day or time.

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Planning flights between Chicago and Sydney? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Chicago: 3 airports are listed in Chicago - Midway, O'Hare, Rockford.
• Airports in Sydney: Only Sydney - Kingsford Smith is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Explore flights from Chicago Rockford to Sydney your way

On Jetcost, you can filter by round-trip or one-way, time of day, airline, number of stops, and even by agency like eDreams or Expedia. Options include Ryanair, British Airways, Easyjet, and more.

Other popular destinations

Also interested in Australia? Check out: Adelaide, Brisbane, Melbourne, Perth, Sydney.

If you’re flexible with dates, try checking the days before and after to see if prices vary. Some routes are offered by multiple agencies — comparing fares can really pay off.