Cheap flights from Chicago to Sydney

Round-trip
Economy
Chicago (CHI)
Sydney (SYD)
Mon 10/19
Mon 10/26
Any month
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Flight information for Chicago to Sydney
(CHI to SYD)

Find info about flight duration, direct flights, and airports for your flight from Chicago to Sydney
Best Price Found $1,115 The best flight deal from Chicago to Sydney found on momondo in the last 72 hours is $1,115
Fastest flight time 21h 10m The fastest flight from Chicago to Sydney takes 21h 10m.
Direct flights None There are no direct flights from Chicago to Sydney. Popular non-direct routes for this connection are Chicago Midway - Sydney Kingsford Smith and Chicago O'Hare Intl - Sydney Kingsford Smith.
Airports in Sydney 1 airport There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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 31% 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 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?
42 days before
The cheapest time to buy a flight from Chicago to Sydney is approximately 42 days to departure
60
Days before departure
0

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
Cheapest
Best
Quickest
Multiple Airlines
Feb 9
ORD
Chicago O'Hare Intl
30h 10m
2 stops
SYD
Sydney Kingsford Smith
Feb 25
SYD
Sydney Kingsford Smith
26h 59m
2 stops
ORD
Chicago O'Hare Intl
Major Airline
Nov 11
ORD
Chicago O'Hare Intl
21h 50m
1 stop
SYD
Sydney Kingsford Smith
Nov 26
SYD
Sydney Kingsford Smith
21h 35m
2 stops
ORD
Chicago O'Hare Intl
Multiple Airlines
Dec 6
ORD
Chicago O'Hare Intl
39h 30m
2 stops
SYD
Sydney Kingsford Smith
Feb 15
SYD
Sydney Kingsford Smith
42h 15m
2 stops
ORD
Chicago O'Hare Intl

Find the cheapest one-way flights from Chicago to Sydney

If you're looking for one-way flights from Chicago to Sydney, view some of our deals below.
Cheapest
Best
Quickest
Multiple Airlines
Nov 1
ORD
Chicago O'Hare Intl
58h 17m
3 stops
SYD
Sydney Kingsford Smith
Etihad Airways
Nov 6
ORD
Chicago O'Hare Intl
44h 15m
2 stops
SYD
Sydney Kingsford Smith
Air New Zealand
Nov 23
ORD
Chicago O'Hare Intl
42h 55m
1 stop
SYD
Sydney Kingsford Smith

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