Cheap flights from Chicago to Sydney from $0
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Discover deals on Chicago to Sydney flights
Typical range $0–$0•Cheapest found $0
Checking latest prices...Find cheap flights from Chicago to Sydney
Best
2 stops
8 Feb
DEP
09:00
ORD
2×
19:45
SYD
--
8 Feb
DEPARTURE
09:00 - 19:45
--
ORD
2 stops
SYD
2 stops
8 Feb
DEP
08:00
ORD
2×
19:45
SYD
--
8 Feb
DEPARTURE
08:00 - 19:45
--
ORD
2 stops
SYD
American Airlines flights from Chicago to Sydney
Our best American Airlines deals on Chicago to Sydney tickets
Best
1 stop
8 Feb
DEP
08:50
ORD
1×
09:00
SYD
--
8 Feb
DEPARTURE
08:50 - 09:00
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ORD
1 stop
SYD
1 stop
8 Feb
DEP
10:01
ORD
1×
09:00
SYD
--
8 Feb
DEPARTURE
10:01 - 09:00
--
ORD
1 stop
SYD
Qantas flights from Chicago to Sydney
Our best Qantas deals on Chicago to Sydney tickets
Best
1 stop
8 Feb
DEP
18:40
ORD
1×
09:00
SYD
21h 20m
8 Feb
DEPARTURE
18:40 - 09:00
21h 20m
ORD
1 stop
SYD
1 stop
8 Feb
DEP
15:23
ORD
1×
06:55
SYD
22h 32m
8 Feb
DEPARTURE
15:23 - 06:55
22h 32m
ORD
1 stop
SYD
Air New Zealand flights from Chicago to Sydney
Our best Air New Zealand deals on Chicago to Sydney tickets
Best
2 stops
8 Feb
DEP
15:53
ORD
2×
10:30
SYD
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8 Feb
DEPARTURE
15:53 - 10:30
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ORD
2 stops
SYD
2 stops
8 Feb
DEP
07:10
ORD
2×
08:45
SYD
--
8 Feb
DEPARTURE
07:10 - 08:45
--
ORD
2 stops
SYD
Hawaiian Airlines flights from Chicago to Sydney
Our best Hawaiian Airlines deals on Chicago to Sydney tickets
Best
2 stops
8 Feb
DEP
09:00
ORD
2×
19:45
SYD
--
8 Feb
DEPARTURE
09:00 - 19:45
--
ORD
2 stops
SYD
2 stops
8 Feb
DEP
08:00
ORD
2×
19:45
SYD
--
8 Feb
DEPARTURE
08:00 - 19:45
--
ORD
2 stops
SYD
What's the cheapest day of the week to fly from Chicago to Sydney?
If your flying dates are flexible, you should consider flying to Sydney on a Sat, as we generally find the cheapest rates on that day. On the other hand, Mon is the most expensive day to fly.
What is the cheapest month to fly from Chicago to Sydney?
The cheapest month for flights from Chicago to Sydney is Sep, where tickets cost $1226 on average. The most expensive months are Jul.
JanFebMarAprMayJunJulAugSepOctNovDec
$1770$1498$1226
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Everything you should know
Cheapest one-way flight
$1336
Typical prices: $1336–$2672
When to book
3 weeks
in advance to save around 25%
Good to know
💰
Save money
Compare prices across airlines to find the best deal. Prices can vary significantly.
📅
Be flexible
Flying midweek or in off-peak seasons can save you up to 30% on airfare.
⏰
Book early
Booking 3+ weeks in advance typically offers the best prices.
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Frequently asked questions
The cheapest flight from Chicago to Sydney currently costs AUD $1336. Prices typically range from $1336 to $1336. Prices change frequently, so we recommend booking early and being flexible with your travel dates.