₩1,197,400 Cheap Flights from Chicago (ORD) to Sydney (SYD)

View ₩1,197,400 flight on Sat, Aug 30, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Sydney Airport (SYD)

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Cheap Flights from Chicago to Sydney (ORD-SYD)

Prices were available within the past 7 days and start at ₩1,197,400 for one-way flights and ₩1,332,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Aug 30 - Fri, Sep 12
ORD
Chicago
SYD
Sydney
₩1,332,700 Roundtrip, found 1 day ago
₩1,332,700
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Aug 30 from Chicago to Sydney, returning Fri, Sep 12, priced at ₩1,332,700 found 1 day ago
Air Canada
Sat, Aug 30 - Fri, Sep 12
ORD
Chicago
SYD
Sydney
₩1,341,900 Roundtrip, found 1 day ago
₩1,341,900
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Aug 30 from Chicago to Sydney, returning Fri, Sep 12, priced at ₩1,341,900 found 1 day ago
Air Canada
Sat, Aug 30 - Fri, Sep 12
ORD
Chicago
SYD
Sydney
₩1,471,600 Roundtrip, found 1 day ago
₩1,471,600
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Aug 30 from Chicago to Sydney, returning Fri, Sep 12, priced at ₩1,471,600 found 1 day ago
Air Canada
Sat, Aug 30 - Fri, Sep 12
ORD
Chicago
SYD
Sydney
₩1,480,800 Roundtrip, found 1 day ago
₩1,480,800
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Aug 30 from Chicago to Sydney, returning Fri, Sep 12, priced at ₩1,480,800 found 1 day ago
Air Canada
Sat, Aug 30 - Fri, Sep 12
ORD
Chicago
SYD
Sydney
₩1,490,000 Roundtrip, found 1 day ago
₩1,490,000
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Aug 30 from Chicago to Sydney, returning Fri, Sep 12, priced at ₩1,490,000 found 1 day ago
Air Canada
Sat, Aug 30 - Fri, Sep 12
ORD
Chicago
SYD
Sydney
₩1,619,700 Roundtrip, found 1 day ago
₩1,619,700
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Aug 30 from Chicago to Sydney, returning Fri, Sep 12, priced at ₩1,619,700 found 1 day ago
United
Thu, Sep 25 - Thu, Oct 9
ORD
Chicago
SYD
Sydney
₩2,161,400 Roundtrip, found 4 days ago
₩2,161,400
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 25 from Chicago to Sydney, returning Thu, Oct 9, priced at ₩2,161,400 found 4 days ago
American Airlines
Thu, Sep 25 - Thu, Oct 9
ORD
Chicago
SYD
Sydney
₩2,193,100 Roundtrip, found 4 days ago
₩2,193,100
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Sep 25 from Chicago to Sydney, returning Thu, Oct 9, priced at ₩2,193,100 found 4 days ago
Qantas Airways
Thu, Sep 25 - Thu, Oct 9
ORD
Chicago
SYD
Sydney
₩2,211,200 Roundtrip, found 4 days ago
₩2,211,200
Roundtrip
found 4 days ago
Select Qantas Airways flight, departing Thu, Sep 25 from Chicago to Sydney, returning Thu, Oct 9, priced at ₩2,211,200 found 4 days ago
Cathay Pacific
Sat, Aug 30 - Fri, Sep 12
ORD
Chicago
SYD
Sydney
₩2,269,500 Roundtrip, found 1 day ago
₩2,269,500
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Sat, Aug 30 from Chicago to Sydney, returning Fri, Sep 12, priced at ₩2,269,500 found 1 day ago

Find the cheapest month to fly from Chicago (ORD) to Sydney (SYD)

May is typically the cheapest month to fly

From ₩1,082,154 - ₩2,205,132 per traveler.

Graph displaying average flight prices per month

Flights from Chicago (ORD) to Sydney (SYD)
Origin airport
O'Hare Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Emirates, Etihad Airways, Japan Airlines, Qantas Airways, Qatar Airways, United
Roundtrip price
₩1,332,700
Distance
14775 km

Chicago to Sydney Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Chicago to Sydney will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Sydney.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ORD to SYD flights that won’t make your bank account wince. Ready to temporarily leave behind Chicago for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SYD with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from O'Hare Intl. Airport (ORD) to Sydney Airport?
Round-trip tickets between O'Hare Intl. Airport (ORD) and Kingsford Smith Intl. Airport (SYD) start from ₩1,332,700. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ORD to SYD?
Most flights can be canceled online, but every air carrier has a different set of terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from ORD to Sydney Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Intl. Airport (ORD) to SYD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from O'Hare Intl. Airport (ORD) to SYD?
You'll have 14,900 kilometers to cover on the long-haul Chicago to Sydney route. Dress in comfy clothes and consider taking some noise-canceling headphones and a sleep mask.
Which airlines fly direct from O'Hare Intl. Airport (ORD) to SYD?
Direct flights aren't available, so you'll have to make at least one stop between O'Hare Intl. Airport (ORD) and Mascot Airport. Use the layover time to stretch your legs and enjoy some personal space.
Are ORD to Sydney Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from O'Hare Airport to Kingsford Smith Intl. Airport (SYD) can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out entirely! If you'd rather play it safe and start planning your trip early on, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines list their prices that far in advance. Our suggestion? Check back often as updates are made regularly.

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