Flights from Chicago to Sydney

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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
China Eastern
02 Sep.
ORD
09:50
Chicago O'Hare Intl airport
55h 30m
2 Stops
08:20
+3
SYD
Sydney Kingsford Smith airport
China Eastern
18 Sep.
SYD
22:10
Sydney Kingsford Smith airport
63h 30m
2 Stops
22:40
+2
ORD
Chicago O'Hare Intl airport
1,124 AUD
China Eastern
China Eastern
02 Sep.
ORD
09:50
Chicago O'Hare Intl airport
55h 30m
2 Stops
08:20
+3
SYD
Sydney Kingsford Smith airport
China Eastern
18 Sep.
SYD
22:10
Sydney Kingsford Smith airport
63h 30m
2 Stops
22:40
+2
ORD
Chicago O'Hare Intl airport
1,124 AUD
China Eastern
China Eastern
25 Oct.
ORD
09:50
Chicago O'Hare Intl airport
55h 25m
2 Stops
09:15
+3
SYD
Sydney Kingsford Smith airport
China Eastern
09 Nov.
SYD
00:35
Sydney Kingsford Smith airport
63h 05m
2 Stops
22:40
+1
ORD
Chicago O'Hare Intl airport
1,152 AUD
Air New Zealand
Air New Zealand
11 Dec.
ORD
13:00
Chicago O'Hare Intl airport
22h 35m
1 Stop
04:35
+2
SYD
Sydney Kingsford Smith airport
Air New Zealand
30 Dec.
SYD
22:50
Sydney Kingsford Smith airport
21h 15m
1 Stop
03:05
+1
ORD
Chicago O'Hare Intl airport
1,449 AUD
Air New Zealand
Air New Zealand
11 Dec.
ORD
13:00
Chicago O'Hare Intl airport
22h 35m
1 Stop
04:35
+2
SYD
Sydney Kingsford Smith airport
Air New Zealand
30 Dec.
SYD
22:50
Sydney Kingsford Smith airport
21h 15m
1 Stop
03:05
+1
ORD
Chicago O'Hare Intl airport
1,449 AUD
Air New Zealand
Air New Zealand
09 Dec.
ORD
13:00
Chicago O'Hare Intl airport
22h 35m
1 Stop
04:35
+2
SYD
Sydney Kingsford Smith airport
Air New Zealand
30 Dec.
SYD
20:25
Sydney Kingsford Smith airport
23h 40m
2 Stops
03:05
+1
ORD
Chicago O'Hare Intl airport
1,416 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?
Thursday
The cheapest day of the week is usually Thursday. The most expensive is usually Saturday.
WHEN IS THE CHEAPEST TIME TO FLY TO SYDNEY?
at midday
Chicago to Sydney flights are approximately 128% more expensive in the evening than at midday
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?
46 days before
The cheapest time to buy a flight from Chicago to Sydney is approximately 46 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 15m The fastest flight from Chicago to Sydney takes 22h 15m.
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)

Flights from Chicago to:

  • Sydney Kingsford Smith
  • New South Wales
  • Australia
  • South Pacific

Flights to Sydney from: