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Cheap flights from Chicago to Sydney
Easily compare round-trip flights from Chicago to Sydney
Below you can see the best fares for your round-trip flight 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
30 Oct
ORD
9:50 am
Chicago O'Hare Intl airport
50h 40m
3 Stops
4:30 am
+3
SYD
Sydney Kingsford Smith airport
13 Nov
SYD
12:35 am
Sydney Kingsford Smith airport
63h 05m
3 Stops
10:40 pm
+1
ORD
Chicago O'Hare Intl airport
843 USD
China Eastern
30 Oct
ORD
9:50 am
Chicago O'Hare Intl airport
50h 40m
3 Stops
4:30 am
+3
SYD
Sydney Kingsford Smith airport
13 Nov
SYD
12:35 am
Sydney Kingsford Smith airport
63h 05m
3 Stops
10:40 pm
+1
ORD
Chicago O'Hare Intl airport
843 USD
China Eastern
06 Nov
ORD
7:50 am
Chicago O'Hare Intl airport
50h 40m
3 Stops
3:30 am
+3
SYD
Sydney Kingsford Smith airport
20 Nov
SYD
12:35 am
Sydney Kingsford Smith airport
63h 05m
3 Stops
10:40 pm
+1
ORD
Chicago O'Hare Intl airport
843 USD
American Airlines
16 Feb
ORD
9:05 am
Chicago O'Hare Intl airport
22h 00m
1 Stop
12:05 am
+2
SYD
Sydney Kingsford Smith airport
23 Feb
SYD
10:10 pm
Sydney Kingsford Smith airport
21h 17m
1 Stop
2:27 am
+1
ORD
Chicago O'Hare Intl airport
1,523 USD
Air New Zealand
27 Jan
ORD
1:00 pm
Chicago O'Hare Intl airport
22h 35m
1 Stop
4:35 am
+2
SYD
Sydney Kingsford Smith airport
11 Feb
SYD
10:50 pm
Sydney Kingsford Smith airport
24h 42m
2 Stops
6:32 am
+1
ORD
Chicago O'Hare Intl airport
1,322 USD
United Airlines
12 Feb
ORD
8:15 am
Chicago O'Hare Intl airport
23h 45m
1 Stop
1:00 am
+2
SYD
Sydney Kingsford Smith airport
19 Feb
SYD
12:00 am
Sydney Kingsford Smith airport
23h 32m
1 Stop
6:32 am
ORD
Chicago O'Hare Intl airport
1,523 USD
How to get the cheapest flight ticket 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 ticket 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. Most expensive is December
What is the cheapest day to fly to Sydney?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Friday
When is the cheapest time to fly to Sydney?
in the morning
Chicago to Sydney flights are approximately 25% more expensive in the evening than in the morning
What is the cheapest airline that flies to Sydney?
Spirit Airlines
Spirit Airlines, Alaska Airlines, and Major Airline 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?
45 days before
The cheapest time to buy a flight from Chicago to Sydney is approximately 45 days to departure
60
Days before departure
0
Flight information for Chicago to Sydney (SYD - CHI)
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
Flights from Chicago to:
Flights to other cities in Australia
Lost the lust for Australia? Check out some flights to other cities in Sydney
Round-trip flights to other destinations
Lost the lust for Sydney? Check out some flights to other destinations
*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.