CA $1,006 Cheap Flights from Chicago (ORD) to Sydney (SYD)

View CA $1,006 flight on Wed, Sep. 3, 2025Opens in a new window

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Cheap flights from Chicago (ORD) to Sydney (SYD)

Prices were available within the past 7 days and start at CA $1,006 for one-way flights and CA $1,855 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Wed., Sep. 3 - Wed., Sep. 10
ORD
Chicago
SYD
Sydney
CA $1,855 Roundtrip, found 2 hours ago
CA $1,855
Roundtrip
found 2 hours ago
Select Air New Zealand flight, departing Wed., Sep. 3 from Chicago to Sydney, returning Wed., Sep. 10, priced at CA $1,855 found 2 hours ago
Air New Zealand
Wed., Sep. 3 - Wed., Sep. 10
ORD
Chicago
SYD
Sydney
CA $1,924 Roundtrip, found 2 hours ago
CA $1,924
Roundtrip
found 2 hours ago
Select Air New Zealand flight, departing Wed., Sep. 3 from Chicago to Sydney, returning Wed., Sep. 10, priced at CA $1,924 found 2 hours ago
American Airlines
Wed., Dec. 3 - Tue., Jan. 13
ORD
Chicago
SYD
Sydney
CA $1,956 Roundtrip, just found
CA $1,956
Roundtrip
just found
Select American Airlines flight, departing Wed., Dec. 3 from Chicago to Sydney, returning Tue., Jan. 13, priced at CA $1,956 just found
Qantas Airways
Wed., Dec. 3 - Tue., Jan. 13
ORD
Chicago
SYD
Sydney
CA $1,982 Roundtrip, just found
CA $1,982
Roundtrip
just found
Select Qantas Airways flight, departing Wed., Dec. 3 from Chicago to Sydney, returning Tue., Jan. 13, priced at CA $1,982 just found
United
Wed., Dec. 3 - Tue., Jan. 13
ORD
Chicago
SYD
Sydney
CA $2,003 Roundtrip, just found
CA $2,003
Roundtrip
just found
Select United flight, departing Wed., Dec. 3 from Chicago to Sydney, returning Tue., Jan. 13, priced at CA $2,003 just found
Delta
Wed., Dec. 3 - Tue., Jan. 13
ORD
Chicago
SYD
Sydney
CA $2,016 Roundtrip, just found
CA $2,016
Roundtrip
just found
Select Delta flight, departing Wed., Dec. 3 from Chicago to Sydney, returning Tue., Jan. 13, priced at CA $2,016 just found
Turkish Airlines
Wed., Sep. 3 - Wed., Sep. 10
ORD
Chicago
SYD
Sydney
CA $2,065 Roundtrip, found 2 hours ago
CA $2,065
Roundtrip
found 2 hours ago
Select Turkish Airlines flight, departing Wed., Sep. 3 from Chicago to Sydney, returning Wed., Sep. 10, priced at CA $2,065 found 2 hours ago
Cathay Pacific
Wed., Dec. 3 - Tue., Jan. 13
ORD
Chicago
SYD
Sydney
CA $2,070 Roundtrip, just found
CA $2,070
Roundtrip
just found
Select Cathay Pacific flight, departing Wed., Dec. 3 from Chicago to Sydney, returning Tue., Jan. 13, priced at CA $2,070 just found
Air Canada
Wed., Dec. 3 - Tue., Jan. 13
ORD
Chicago
SYD
Sydney
CA $2,120 Roundtrip, just found
CA $2,120
Roundtrip
just found
Select Air Canada flight, departing Wed., Dec. 3 from Chicago to Sydney, returning Tue., Jan. 13, priced at CA $2,120 just found
All Nippon Airways
Thu., Aug. 7 - Mon., Sep. 8
ORD
Chicago
SYD
Sydney
CA $2,153 Roundtrip, found 22 hours ago
CA $2,153
Roundtrip
found 22 hours ago
Select All Nippon Airways flight, departing Thu., Aug. 7 from Chicago to Sydney, returning Mon., Sep. 8, priced at CA $2,153 found 22 hours ago

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 CA $1,855. 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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