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Cheap flights from Chicago to Sydney, NS from C$ 722

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — YQY
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Chicago to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Sydney (YQY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 September 2025.

Round-trip from

C$ 722
10/10-17/10
  • 10/10-17/10
  • 3 total stops
  • 54h 04m total
  • Chicago to Sydney
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Find flight deals from Chicago to Sydney

Cheapest flights from Chicago to Sydney
Explore the most affordable flight options available from Chicago to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Fri 10/105:30 p.m.ORD - YQY
1 stop23h 21mMultiple Airlines
Fri 17/1012:00 p.m.YQY - ORD
2 stops30h 43mMultiple Airlines
Deal found 14/9C$ 722
Thu 13/113:35 p.m.ORD - YQY
1 stop4h 54mAir Canada
Thu 20/115:30 a.m.YQY - ORD
1 stop7h 48mAir Canada
Deal found 14/9C$ 960
Fri 10/108:25 p.m.ORD - YQY
2 stops17h 23mAir Canada
Fri 17/104:30 p.m.YQY - ORD
2 stops18h 39mAir Canada
Deal found 14/9C$ 1,127
Wed 8/109:55 a.m.ORD - YQY
1 stop12h 40mAir Canada
Tue 14/105:15 a.m.YQY - ORD
2 stops20h 15mAir Canada
Deal found 15/9C$ 1,992

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Chicago to Sydney that are best for you.

Fly from

Chicago

Fly to

Sydney

Route

Depart

Return

Price

ChicagoSydney

ORD - YQY

ORDYQY

Chicago O'Hare Intl

Fri 10/10

5:30 p.m.-6:51 p.m.

1 stop23h 21m

Sydney

Fri 17/10

12:00 p.m.-4:43 p.m.

2 stops30h 43m

C$ 722

ChicagoSydney

ORD - YQY

ORDYQY

Chicago O'Hare Intl

Thu 13/11

3:35 p.m.-10:29 p.m.

1 stop4h 54m

Sydney

Thu 20/11

5:30 a.m.-11:18 a.m.

1 stop7h 48m

C$ 960

ChicagoSydney

ORD - YQY

ORDYQY

Chicago O'Hare Intl

Fri 10/10

8:25 p.m.-3:48 p.m.

2 stops17h 23m

Sydney

Fri 17/10

4:30 p.m.-9:09 a.m.

2 stops18h 39m

C$ 1,127

ChicagoSydney

ORD - YQY

ORDYQY

Chicago O'Hare Intl

Wed 8/10

9:55 a.m.-12:35 a.m.

1 stop12h 40m

Sydney

Tue 14/10

5:15 a.m.-11:30 p.m.

2 stops20h 15m

C$ 1,992

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Best time to book a flight from Chicago to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Sydney
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Chicago?

    Sydney (YQY), located 11.2 km from the city centre, is the airport you fly into when you book flights from Chicago to Sydney. 0 airlines have flights to Sydney from Chicago on a regular basis. Booking flights from Chicago to Sydney should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

  • How long is the flight from Chicago to Sydney, Nova Scotia?

    Departing from Chicago to Sydney, Nova Scotia will take you 4h 54m. Airlines will cover a distance of 2260 km.

  • Can I find deals for flights from Chicago to Sydney that include hotel bookings?

    Yes. In addition to deals on Chicago to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Sydney.

  • Can I find deals for business class flights from Chicago to Sydney?

    Yes. Cheapflights offers flight deals from Chicago to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Sydney, Nova Scotia?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Sydney, Nova Scotia (average of C$ 375). Flying from Chicago to Sydney, Nova Scotia in December is currently the most expensive (average of C$ 682). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Chicago to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Chicago to Sydney?

Cheapflights helps you search for flights from Chicago to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Sydney?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chicago to Sydney.

Can Cheapflights find flights from Chicago to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Chicago to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Chicago to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Chicago today and book when prices fit your budget.

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