Cheap flights from Chicago to Sydney from $647

1 adult
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0 bags
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Tue 10/3
Tue 10/10

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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

$647

Fastest flight time

20h 15m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Chicago in the past 72 hours is $647. The best round-trip flight deal from Chicago to Sydney found on momondo in the last 72 hours is $1,497.
The fastest flight from Chicago to Sydney takes 20h 15m
There are no direct flights from Chicago to Sydney. Popular non-direct routes for this connection are Chicago O'Hare Intl Airport - Sydney Kingsford Smith Airport and Chicago Midway Airport - Sydney Kingsford Smith 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 from Chicago to Sydney?

May. The cheapest time of year to fly to Sydney from Chicago is May. Most expensive is January

What is the cheapest day to depart Chicago for Sydney?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Sunday

When is the cheapest time to fly from Chicago to Sydney?

In the afternoon. Chicago to Sydney flights are approximately 23% more expensive at noon than in the afternoon

What is the cheapest airline that flies to Sydney from Chicago?

Delta. ANA, Air Canada, and American Airlines are the most popular carriers operating from Chicago to Sydney

What is the cheapest Chicago to Sydney flight 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

How far in advance should you book Chicago to Sydney flights?

52 days before. The cheapest time to buy a flight from Chicago to Sydney is approximately 52 days to departure

Can stopping save me money on Chicago to Sydney flights?

You could potentially save up to 9% on your flight if you consider stops on a Chicago to Sydney flight.

If you are looking to fly from Chicago to Sydney, you are most likely going to fly from Chicago O'Hare Intl Airport to Sydney Kingsford Smith Airport, the most popular airports on that route. When booking your trip to Sydney, it is helpful to have an alternative airport to fly out of. The nearest airport to Chicago O'Hare Intl Airport is Chicago Midway Airport which is located in Chicago. The cheapest route from Chicago to Sydney is ORD ā€” SYD with an average price of $1,156 RT during the month of September.

Chicago O'Hare Intl Airport (ORD) to Sydney Kingsford Smith Airport (SYD)$1,156
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Chicago Midway Airport (MDW) to Sydney Kingsford Smith Airport (SYD)$1,828
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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 six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Sydney by changing tabs
Multiple Airlines
Dec 5
ORD3:10 amChicago O'Hare Intl
29h 25m
1 stop
SYD12:35 amSydney Kingsford Smith
Dec 12
SYD6:20 amSydney Kingsford Smith
51h 08m
1 stop
ORD9:28 amChicago O'Hare Intl
Qantas Airways
Mar 24
ORD1:05 pmChicago O'Hare Intl
35h 30m
2 stops
SYD3:35 pmSydney Kingsford Smith
Apr 1
SYD1:15 pmSydney Kingsford Smith
37h 05m
1 stop
ORD2:20 amChicago O'Hare Intl
Japan Airlines
Mar 4
ORD5:20 amChicago O'Hare Intl
27h 00m
1 stop
SYD12:20 amSydney Kingsford Smith
Mar 12
SYD5:15 amSydney Kingsford Smith
39h 20m
1 stop
ORD8:35 pmChicago O'Hare Intl
Air New Zealand
Nov 26
ORD1:55 pmChicago O'Hare Intl
22h 30m
1 stop
SYD4:25 amSydney Kingsford Smith
Dec 3
SYD8:45 amSydney Kingsford Smith
19h 20m
1 stop
ORD4:05 amChicago O'Hare Intl
Cathay Pacific
Mar 7
ORD9:40 amChicago O'Hare Intl
37h 10m
1 stop
SYD2:50 pmSydney Kingsford Smith
Mar 15
SYD6:20 pmSydney Kingsford Smith
31h 40m
1 stop
ORD2:00 amChicago O'Hare Intl
Undisclosed Carrier
Mar 5
ORD2:35 pmChicago O'Hare Intl
20h 30m
1 stop
SYD3:05 amSydney Kingsford Smith
Mar 16
SYD3:15 pmSydney Kingsford Smith
37h 50m
1 stop
ORD5:05 amChicago 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 provided by Fiji Airways and Qantas Airways
Multiple Airlines
Nov 5
ORD1:15 amChicago O'Hare Intl
40h 20m
2 stops
SYD8:35 amSydney Kingsford Smith
Qantas Airways
Mar 12
ORD9:20 amChicago O'Hare Intl
25h 15m
1 stop
SYD1:35 amSydney Kingsford Smith
Fiji Airways
Mar 7
ORD12:05 pmChicago O'Hare Intl
26h 55m
2 stops
SYD7:00 amSydney Kingsford Smith

Search last-minute flights to Sydney from Chicago

Find and compare round-trip flight prices for your last-minute flight from Chicago to Sydney
Air New Zealand
Oct 8
ORD2:35 pmChicago O'Hare Intl
21h 25m
1 stop
SYD3:00 amSydney Kingsford Smith
Oct 18
SYD7:55 amSydney Kingsford Smith
21h 20m
1 stop
ORD5:15 amChicago O'Hare Intl
Multiple Airlines
Oct 6
ORD10:01 amChicago O'Hare Intl
26h 44m
2 stops
SYD3:45 amSydney Kingsford Smith
Oct 13
SYD7:55 amSydney Kingsford Smith
27h 03m
2 stops
ORD10:58 amChicago O'Hare Intl
United Airlines
Oct 8
ORD2:10 pmChicago O'Hare Intl
21h 45m
1 stop
SYD2:55 amSydney Kingsford Smith
Oct 16
SYD7:25 amSydney Kingsford Smith
24h 18m
1 stop
ORD7:43 amChicago O'Hare Intl
American Airlines
Oct 8
ORD9:32 amChicago O'Hare Intl
26h 33m
2 stops
SYD3:05 amSydney Kingsford Smith
Oct 18
SYD6:20 amSydney Kingsford Smith
19h 52m
1 stop
ORD2:12 amChicago O'Hare Intl
Delta
Oct 8
ORD8:15 amChicago O'Hare Intl
27h 20m
2 stops
SYD2:35 amSydney Kingsford Smith
Oct 17
SYD6:25 amSydney Kingsford Smith
29h 33m
2 stops
ORD11:58 amChicago O'Hare Intl
Air New Zealand
Oct 7
ORD4:12 pmChicago O'Hare Intl
43h 48m
1 stop
SYD3:00 amSydney Kingsford Smith
Oct 14
SYD2:25 pmSydney Kingsford Smith
38h 50m
2 stops
ORD5:15 amChicago O'Hare Intl

Best airlines flying from Chicago to Sydney

Compare and see reviews for airlines that fly from Chicago to Sydney with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $389Free CancellationRating
7.2
2,716 reviews
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American AirlinesPriceFrom $400Free CancellationRating
7.1
2,890 reviews
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DeltaPriceFrom $764Free CancellationRating
7.8
1,565 reviews
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Fiji AirwaysPriceFrom $789Free CancellationRating
6.9
37 reviews
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Air CanadaPriceFrom $1,061Free CancellationRating
7.3
569 reviews
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ANAPriceFrom $1,223Free CancellationRating
8.4
116 reviews
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British AirwaysPriceFrom $1,391Free CancellationRating
6.4
2,315 reviews
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Qantas AirwaysPriceFrom $1,469Free CancellationRating
7.3
132 reviews
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Air New ZealandPriceFrom $1,494Free CancellationRating
7.7
149 reviews
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Air New Zealand flights from Chicago to Sydney

Our best Air New Zealand deals on Chicago to Sydney flight tickets
Air New Zealand
Nov 26
ORD1:55 pmChicago O'Hare Intl
22h 30m
1 stop
SYD4:25 amSydney Kingsford Smith
Dec 3
SYD8:45 amSydney Kingsford Smith
19h 20m
1 stop
ORD4:05 amChicago O'Hare Intl
Air New Zealand
Feb 7
ORD1:55 pmChicago O'Hare Intl
33h 50m
1 stop
SYD3:45 pmSydney Kingsford Smith
Feb 14
SYD4:55 amSydney Kingsford Smith
23h 10m
1 stop
ORD4:05 amChicago O'Hare Intl
Air New Zealand
Jan 24
ORD1:55 pmChicago O'Hare Intl
22h 30m
1 stop
SYD4:25 amSydney Kingsford Smith
Feb 24
SYD2:15 pmSydney Kingsford Smith
37h 50m
1 stop
ORD4:05 amChicago O'Hare Intl

United Airlines flights from Chicago to Sydney

Our best United Airlines deals on Chicago to Sydney flight tickets
United Airlines
Feb 5
ORD12:50 pmChicago O'Hare Intl
22h 15m
2 stops
SYD3:05 amSydney Kingsford Smith
Feb 20
SYD6:50 amSydney Kingsford Smith
22h 18m
1 stop
ORD5:08 amChicago O'Hare Intl
United Airlines
Oct 8
ORD2:10 pmChicago O'Hare Intl
21h 45m
1 stop
SYD2:55 amSydney Kingsford Smith
Oct 16
SYD7:25 amSydney Kingsford Smith
24h 18m
1 stop
ORD7:43 amChicago O'Hare Intl
United Airlines
Oct 7
ORD4:12 pmChicago O'Hare Intl
43h 48m
1 stop
SYD3:00 amSydney Kingsford Smith
Oct 20
SYD6:30 amSydney Kingsford Smith
24h 29m
2 stops
ORD6:59 amChicago O'Hare Intl

  • How far is Chicago to Sydney Kingsford Smith by plane?

    There are 9237.5 mi between Chicago and Sydney Kingsford Smith. By plane, this route typically takes 20h 20m.

  • When did momondo last update prices for flights from Chicago to Sydney Kingsford Smith Airport?

    Prices for flights from Chicago to Sydney Kingsford Smith Airport were last updated today.

  • How many operators does momondo search for flights from Chicago to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Chicago to Sydney Kingsford Smith Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


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
St. Louis to Sydney Flights
Fastest flight time21h 20m
Cheapest price$1,350

Similar Chicago to Sydney flights

Flexible with your destination? Broaden your search and find flights similar to your Chicago to Sydney route

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Sydney?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Sydney for you.

Can I find flights from Chicago to Sydney with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sydney from Chicago with this policy.

How can momondo help me find flights from Chicago to Sydney?

Once you have performed a search for Chicago to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

Iā€™m not ready to book a flight from Chicago to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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