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Cheap flights from Chicago to Sydney
Chicago to Sydney flight comparison made easy
Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Sydney by changing tabs
Quickest
Cheapest
China Eastern
09 Nov.
ORD
07:50
Chicago O'Hare Intl airport
55h 20m
2 Stops
08:10
+3
SYD
Sydney Kingsford Smith airport
16 Nov.
SYD
00:35
Sydney Kingsford Smith airport
63h 05m
2 Stops
22:40
+1
ORD
Chicago O'Hare Intl airport
1,178 AUD
China Eastern
09 Nov.
ORD
07:50
Chicago O'Hare Intl airport
55h 20m
2 Stops
08:10
+3
SYD
Sydney Kingsford Smith airport
16 Nov.
SYD
00:35
Sydney Kingsford Smith airport
63h 05m
2 Stops
22:40
+1
ORD
Chicago O'Hare Intl airport
1,178 AUD
China Eastern
11 Nov.
ORD
07:50
Chicago O'Hare Intl airport
55h 20m
2 Stops
08:10
+3
SYD
Sydney Kingsford Smith airport
20 Nov.
SYD
00:35
Sydney Kingsford Smith airport
63h 05m
3 Stops
22:40
+1
ORD
Chicago O'Hare Intl airport
1,178 AUD
Air New Zealand
29 Oct.
ORD
12:50
Chicago O'Hare Intl airport
22h 30m
1 Stop
03:20
+2
SYD
Sydney Kingsford Smith airport
31 Oct.
SYD
02:45
Sydney Kingsford Smith airport
29h 32m
2 Stops
16:17
ORD
Chicago O'Hare Intl airport
1,486 AUD
Air New Zealand
29 Oct.
ORD
12:50
Chicago O'Hare Intl airport
22h 30m
1 Stop
03:20
+2
SYD
Sydney Kingsford Smith airport
31 Oct.
SYD
02:45
Sydney Kingsford Smith airport
29h 32m
2 Stops
16:17
ORD
Chicago O'Hare Intl airport
1,486 AUD
Delta
08 Feb.
MDW
06:59
Chicago Midway airport
27h 11m
2 Stops
03:10
+2
SYD
Sydney Kingsford Smith airport
24 Feb.
SYD
22:20
Sydney Kingsford Smith airport
25h 17m
2 Stops
06:37
+1
MDW
Chicago Midway airport
2,185 AUD
How to get the cheapest flight from Chicago to Sydney
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
What is the cheapest month to fly to Sydney?
May
The cheapest time of year to fly to Sydney from Chicago is May. The most expensive is December.
What is the cheapest day to fly to Sydney?
Saturday
The cheapest day of the week is usually Saturday. The most expensive is usually Friday.
When is the cheapest time to fly to Sydney?
in the morning
Chicago to Sydney flights are approximately 46% more expensive at midday than in the morning
What is the cheapest airline that flies to Sydney?
Spirit Airlines
Spirit Airlines, Alaska Airlines, and Fiji Airways are the most popular carriers operating from Chicago to Sydney
What is the cheapest route?
Chicago O'Hare Intl - Sydney Kingsford Smith
Fly from Chicago O'Hare Intl to Sydney Kingsford Smith for the best Chicago - Sydney flight prices
When is the cheapest time to book a flight to Sydney?
44 days before
The cheapest time to buy a flight from Chicago to Sydney is approximately 44 days before departure
60
Days before departure
0
Flight information for Chicago to Sydney
Find info about flight duration, direct flights, and airports for your flight from Chicago to Sydney
| Fastest flight time | 22h 49m | The fastest flight from Chicago to Sydney takes 22h 49m. | |
| Direct flights | None | There are no direct flights from Chicago to Sydney. Popular non-direct routes for this connection are Chicago O'Hare Intl - Sydney Kingsford Smith and Chicago Midway - Sydney Kingsford Smith. | |
| Airports in Sydney | 1 airport | There is 1 airport near Sydney: Sydney Kingsford Smith (SYD) |
Alternative routes for Chicago to Sydney
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
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Flights to Sydney from:
Flights to other cities in Australia
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*Flight prices to Sydney are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.