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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
21 Mar
ORD
9:50 am
Chicago O'Hare Intl airport
55h 20m
2 Stops
9:10 am
+3
SYD
Sydney Kingsford Smith airport
28 Mar
SYD
12:35 am
Sydney Kingsford Smith airport
63h 05m
2 Stops
11:40 pm
+1
ORD
Chicago O'Hare Intl airport
759 USD
China Eastern
21 Mar
ORD
9:50 am
Chicago O'Hare Intl airport
55h 20m
2 Stops
9:10 am
+3
SYD
Sydney Kingsford Smith airport
28 Mar
SYD
12:35 am
Sydney Kingsford Smith airport
63h 05m
2 Stops
11:40 pm
+1
ORD
Chicago O'Hare Intl airport
759 USD
China Eastern
02 Mar
ORD
7:50 am
Chicago O'Hare Intl airport
55h 20m
2 Stops
8:10 am
+3
SYD
Sydney Kingsford Smith airport
18 Mar
SYD
12:35 am
Sydney Kingsford Smith airport
63h 05m
3 Stops
11:40 pm
+1
ORD
Chicago O'Hare Intl airport
781 USD
Air New Zealand
25 Feb
ORD
12:20 pm
Chicago O'Hare Intl airport
21h 30m
1 Stop
2:50 am
+2
SYD
Sydney Kingsford Smith airport
27 Feb
SYD
2:45 am
Sydney Kingsford Smith airport
23h 58m
2 Stops
9:43 am
ORD
Chicago O'Hare Intl airport
1,092 USD
Air New Zealand
25 Feb
ORD
12:20 pm
Chicago O'Hare Intl airport
21h 30m
1 Stop
2:50 am
+2
SYD
Sydney Kingsford Smith airport
27 Feb
SYD
2:45 am
Sydney Kingsford Smith airport
23h 58m
2 Stops
9:43 am
ORD
Chicago O'Hare Intl airport
1,092 USD
Qantas Airways
08 Apr
ORD
12:55 pm
Chicago O'Hare Intl airport
21h 10m
1 Stop
1:05 am
+2
SYD
Sydney Kingsford Smith airport
15 Apr
SYD
5:55 am
Sydney Kingsford Smith airport
24h 58m
1 Stop
3:53 pm
ORD
Chicago O'Hare Intl airport
1,108 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 28% more expensive in the evening than in the morning
What is the cheapest airline that flies to Sydney?
Alaska Airlines
Alaska Airlines, Spirit 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?
44 days before
The cheapest time to buy a flight from Chicago to Sydney is approximately 44 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 | 21h 20m | The fastest flight from Chicago to Sydney takes 21h 20m. | |
| 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
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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.