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Cheap flights from Sydney to Chicago from $589

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Chicago departing on 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Air New Zealand Logo
9:55 am - 7:30 pmSYD-ORD
26h 35m2 stops
Air New Zealand Logo
10:38 am - 10:30 amORD-SYD
30h 52m2 stops
$938Air New Zealand
Find Deal
mar., nov. 18 - mer., déc. 3
Air New Zealand Logo
11:45 am - 7:30 pmSYD-ORD
24h 45m2 stops
Air New Zealand Logo
12:45 pm - 10:30 amORD-SYD
28h 45m2 stops
$941Air New Zealand
Find Deal
mer., nov. 19 - jeu., déc. 4
Multiple Airlines Logo
5:45 pm - 5:30 pmSYD-ORD
40h 45m2 stops
Multiple Airlines Logo
6:50 am - 7:25 amORD-SYD
31h 35m1 stop
$956Multiple Airlines
Find Deal
mer., nov. 19 - jeu., déc. 4
Multiple Airlines Logo
5:45 pm - 6:25 amSYD-ORD
29h 40m1 stop
Multiple Airlines Logo
6:50 am - 7:25 amORD-SYD
31h 35m1 stop
$972Multiple Airlines
Find Deal
mer., nov. 19 - jeu., déc. 4
American Airlines Logo
11:20 am - 3:55 pmSYD-ORD
21h 35m1 stop
American Airlines Logo
1:49 pm - 9:00 amORD-SYD
26h 11m1 stop
$982American Airlines
Find Deal
lun., nov. 17 - lun., déc. 1
American Airlines Logo
11:20 am - 4:52 pmSYD-ORD
22h 32m1 stop
American Airlines Logo
5:25 pm - 9:00 amORD-SYD
22h 35m2 stops
$987American Airlines
Find Deal
lun., nov. 17 - lun., déc. 1
United Airlines Logo
11:20 am - 7:47 amSYD-ORD
36h 27m2 stops
United Airlines Logo
9:30 pm - 7:00 amORD-SYD
42h 30m1 stop
$1,042United Airlines
Find Deal
dim., mars 29 - sam., avr. 11
Qantas Airways Logo
11:20 am - 3:55 pmSYD-ORD
21h 35m1 stop
Qantas Airways Logo
11:45 am - 9:00 amORD-SYD
28h 15m1 stop
$1,048Qantas Airways
Find Deal
mar., nov. 18 - mer., déc. 3
Qantas Airways Logo
5:45 pm - 9:23 pmSYD-ORD
20h 38m1 stop
Qantas Airways Logo
11:56 am - 6:55 amORD-SYD
25h 59m1 stop
$1,076Qantas Airways
Find Deal
sam., janv. 17 - jeu., janv. 22
United Airlines Logo
11:20 am - 2:32 pmSYD-ORD
20h 12m1 stop
United Airlines Logo
7:58 pm - 6:20 amORD-SYD
41h 22m1 stop
$1,189United Airlines
Find Deal
jeu., déc. 25 - sam., janv. 24

Air New Zealand flights from Sydney to Chicago O'Hare Intl Airport

Our best Air New Zealand deals on Sydney to Chicago O'Hare Intl Airport flight tickets
Air New Zealand
Nov 18
SYD9:55 amSydney Kingsford Smith
26h 35m
2 stops
ORD7:30 pmChicago O'Hare Intl
Dec 3
ORD10:38 amChicago O'Hare Intl
30h 52m
2 stops
SYD10:30 amSydney Kingsford Smith
$938
Find similar
Air New Zealand
Nov 19
SYD11:45 amSydney Kingsford Smith
24h 45m
2 stops
ORD7:30 pmChicago O'Hare Intl
Dec 4
ORD12:45 pmChicago O'Hare Intl
28h 45m
2 stops
SYD10:30 amSydney Kingsford Smith
$941
Find similar
Air New Zealand
Jan 20
SYD11:45 amSydney Kingsford Smith
25h 40m
2 stops
ORD8:25 pmChicago O'Hare Intl
Jan 25
ORD3:53 pmChicago O'Hare Intl
23h 52m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,025
Find similar

Qantas Airways flights from Sydney to Chicago O'Hare Intl Airport

Our best Qantas Airways deals on Sydney to Chicago O'Hare Intl Airport flight tickets
Qantas Airways
Nov 18
SYD11:20 amSydney Kingsford Smith
21h 35m
1 stop
ORD3:55 pmChicago O'Hare Intl
Dec 3
ORD11:45 amChicago O'Hare Intl
28h 15m
1 stop
SYD9:00 amSydney Kingsford Smith
$1,048
Find similar
Qantas Airways
Jan 17
SYD5:45 pmSydney Kingsford Smith
20h 38m
1 stop
ORD9:23 pmChicago O'Hare Intl
Jan 22
ORD11:56 amChicago O'Hare Intl
25h 59m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,076
Find similar
Qantas Airways
Jan 23
SYD11:20 amSydney Kingsford Smith
20h 37m
1 stop
ORD2:57 pmChicago O'Hare Intl
Feb 22
ORD2:00 pmChicago O'Hare Intl
26h 00m
1 stop
SYD9:00 amSydney Kingsford Smith
$1,325
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sydney to Chicago O'Hare Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated octobre 30, 2025.
Use the filters below to find and compare flights from Sydney to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

mar. 11/18

9:55 am-7:30 pm

2 stops26h 35m

Chicago O'Hare Intl

mer. 12/3

10:38 am-10:30 am

2 stops30h 52m

$938

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

mer. 11/19

11:45 am-7:30 pm

2 stops24h 45m

Chicago O'Hare Intl

jeu. 12/4

12:45 pm-10:30 am

2 stops28h 45m

$941

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

mer. 11/19

5:45 pm-5:30 pm

2 stops40h 45m

Chicago O'Hare Intl

jeu. 12/4

6:50 am-7:25 am

1 stop31h 35m

$956

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

mer. 11/19

5:45 pm-6:25 am

1 stop29h 40m

Chicago O'Hare Intl

jeu. 12/4

6:50 am-7:25 am

1 stop31h 35m

$972

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

lun. 11/17

11:20 am-3:55 pm

1 stop21h 35m

Chicago O'Hare Intl

lun. 12/1

1:49 pm-9:00 am

1 stop26h 11m

$982

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

lun. 11/17

11:20 am-4:52 pm

1 stop22h 32m

Chicago O'Hare Intl

lun. 12/1

5:25 pm-9:00 am

2 stops22h 35m

$987

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

dim. 3/29

11:20 am-7:47 am

2 stops36h 27m

Chicago O'Hare Intl

sam. 4/11

9:30 pm-7:00 am

1 stop42h 30m

$1,042

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

mar. 11/18

11:20 am-3:55 pm

1 stop21h 35m

Chicago O'Hare Intl

mer. 12/3

11:45 am-9:00 am

1 stop28h 15m

$1,048

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

sam. 1/17

5:45 pm-9:23 pm

1 stop20h 38m

Chicago O'Hare Intl

jeu. 1/22

11:56 am-6:55 am

1 stop25h 59m

$1,076

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

jeu. 12/25

11:20 am-2:32 pm

1 stop20h 12m

Chicago O'Hare Intl

sam. 1/24

7:58 pm-6:20 am

1 stop41h 22m

$1,189

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Sydney to Chicago O'Hare Intl Airport

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 Chicago O'Hare Intl Airport?

The month of May is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Sydney averaging around $744.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Monday when prices can be found for as low as $886. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Sydney because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,619.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Sydney in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,274 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $1,432. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $973 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Sydney for as low as $776 on momondo.

How have Sydney to Chicago O'Hare Intl Airport flight prices changed over time?

As of October 2025, prices for Sydney to Chicago O'Hare Intl Airport flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sydney to Chicago O'Hare Intl Airport (SYD to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Chicago O'Hare Intl Airport

Direct flights

None
There are no direct flights from Sydney to Chicago O'Hare Intl Airport. There are no popular flight routes from Sydney to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is Sydney Kingsford Smith to Chicago O'Hare Intl by plane?

    A flight from Sydney Kingsford Smith to Chicago O'Hare Intl will travel around 9224.8 mi. 19h 45m is a normal flight duration for this route.

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

    Prices for flights from Sydney Kingsford Smith Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Chicago O'Hare Intl 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 Sydney Kingsford Smith Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sydney to Chicago O'Hare Intl Airport?

Best airlines flying from Sydney to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Sydney to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $631Free CancellationRating
7.5
925 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $884Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
South Haven
Schaumburg
Rockford
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Orland Park
Racine
Hammond
Tinley Park
Janesville
Aurora
Elgin
Benton Harbor

Why use momondo?

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

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 Sydney to Chicago for you.

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

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

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

Once all potential Sydney to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Sydney to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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