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Cheap flights from Sydney to Chicago from $890

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 13/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
09:10 - 16:41
SYD
-
ORD
22h 31m
1 stop
American Airlines Logo
15:52 - 07:05
ORD
-
SYD
24h 13m
2 stops
$1,595American Airlines
Mon, 13 Jul - Mon, 10 Aug
American Airlines Logo
09:10 - 14:18
SYD
-
ORD
20h 08m
1 stop
American Airlines Logo
15:12 - 07:05
ORD
-
SYD
24h 53m
1 stop
$1,597American Airlines
Mon, 13 Jul - Mon, 10 Aug
Multiple Airlines Logo
17:50 - 07:00
SYD
-
ORD
28h 10m
1 stop
Multiple Airlines Logo
21:14 - 11:50
ORD
-
SYD
47h 36m
2 stops
$1,628Multiple Airlines
Fri, 17 Apr - Thu, 23 Apr
American Airlines Logo
06:25 - 15:48
SYD
-
ORD
24h 23m
2 stops
American Airlines Logo
15:52 - 07:05
ORD
-
SYD
24h 13m
2 stops
$1,629American Airlines
Mon, 13 Jul - Mon, 10 Aug
American Airlines Logo
11:20 - 14:53
SYD
-
ORD
19h 33m
1 stop
American Airlines Logo
16:44 - 08:05
ORD
-
SYD
23h 21m
1 stop
$1,633American Airlines
Thu, 19 Mar - Fri, 3 Apr
American Airlines Logo
09:10 - 15:48
SYD
-
ORD
21h 38m
1 stop
American Airlines Logo
15:20 - 07:05
ORD
-
SYD
24h 45m
1 stop
$1,664American Airlines
Fri, 10 Jul - Sun, 26 Jul
American Airlines Logo
09:10 - 17:56
SYD
-
ORD
23h 46m
2 stops
American Airlines Logo
15:20 - 07:05
ORD
-
SYD
24h 45m
1 stop
$1,666American Airlines
Fri, 10 Jul - Sun, 26 Jul
American Airlines Logo
09:10 - 18:04
SYD
-
ORD
23h 54m
2 stops
American Airlines Logo
18:02 - 06:55
ORD
-
SYD
21h 53m
1 stop
$1,675American Airlines
Fri, 10 Jul - Sun, 26 Jul
Air Canada Logo
10:20 - 16:45
SYD
-
ORD
22h 25m
2 stops
Air Canada Logo
20:40 - 08:35
ORD
-
SYD
43h 55m
2 stops
$1,677Air Canada
Wed, 18 Mar - Sun, 22 Mar
Air Canada Logo
10:20 - 16:45
SYD
-
ORD
22h 25m
2 stops
Air Canada Logo
20:40 - 08:35
ORD
-
SYD
43h 55m
2 stops
$1,678Air Canada
Wed, 18 Mar - Sun, 22 Mar

Delta flights from Sydney to Chicago O'Hare Intl Airport

Our best Delta deals on Sydney to Chicago O'Hare Intl Airport flight tickets
Delta
21 Mar
SYD13:15Sydney Kingsford Smith
24h 19m
2 stops
ORD21:34Chicago O'Hare Intl
5 Apr
ORD07:20Chicago O'Hare Intl
32h 30m
2 stops
SYD06:50Sydney Kingsford Smith
$1,764
Delta
13 July
SYD09:15Sydney Kingsford Smith
24h 26m
2 stops
ORD18:41Chicago O'Hare Intl
10 Aug
ORD13:55Chicago O'Hare Intl
25h 55m
2 stops
SYD06:50Sydney Kingsford Smith
$1,774
Delta
12 June
SYD09:15Sydney Kingsford Smith
23h 15m
1 stop
ORD17:30Chicago O'Hare Intl
12 July
ORD07:15Chicago O'Hare Intl
32h 35m
2 stops
SYD06:50Sydney Kingsford Smith
$1,788

United Airlines flights from Sydney to Chicago O'Hare Intl Airport

Our best United Airlines deals on Sydney to Chicago O'Hare Intl Airport flight tickets
United Airlines
20 June
SYD10:20Sydney Kingsford Smith
27h 39m
1 stop
ORD22:59Chicago O'Hare Intl
18 July
ORD21:33Chicago O'Hare Intl
42h 22m
1 stop
SYD06:55Sydney Kingsford Smith
$1,795
United Airlines
12 June
SYD10:20Sydney Kingsford Smith
25h 04m
1 stop
ORD20:24Chicago O'Hare Intl
12 July
ORD14:21Chicago O'Hare Intl
25h 39m
1 stop
SYD07:00Sydney Kingsford Smith
$1,796

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 2 March 2026.
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

Mon 13/7

09:10-16:41

1 stop22h 31m

Chicago O'Hare Intl

Mon 10/8

15:52-07:05

2 stops24h 13m

$1,595

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 13/7

09:10-14:18

1 stop20h 08m

Chicago O'Hare Intl

Mon 10/8

15:12-07:05

1 stop24h 53m

$1,597

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 17/4

17:50-07:00

1 stop28h 10m

Chicago O'Hare Intl

Thu 23/4

21:14-11:50

2 stops47h 36m

$1,628

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 13/7

06:25-15:48

2 stops24h 23m

Chicago O'Hare Intl

Mon 10/8

15:52-07:05

2 stops24h 13m

$1,629

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 19/3

11:20-14:53

1 stop19h 33m

Chicago O'Hare Intl

Fri 3/4

16:44-08:05

1 stop23h 21m

$1,633

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 10/7

09:10-15:48

1 stop21h 38m

Chicago O'Hare Intl

Sun 26/7

15:20-07:05

1 stop24h 45m

$1,664

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 10/7

09:10-17:56

2 stops23h 46m

Chicago O'Hare Intl

Sun 26/7

15:20-07:05

1 stop24h 45m

$1,666

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 10/7

09:10-18:04

2 stops23h 54m

Chicago O'Hare Intl

Sun 26/7

18:02-06:55

1 stop21h 53m

$1,675

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 18/3

10:20-16:45

2 stops22h 25m

Chicago O'Hare Intl

Sun 22/3

20:40-08:35

2 stops43h 55m

$1,677

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 18/3

10:20-16:45

2 stops22h 25m

Chicago O'Hare Intl

Sun 22/3

20:40-08:35

2 stops43h 55m

$1,678

Flights are sorted by cheapest return 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 September is, on average, the cheapest month to fly to Chicago O'Hare Intl Airport from Sydney, with most prices found around $1,231. If you are unable to visit Chicago O'Hare Intl Airport during the month of September, then departing from Sydney during the month July is also very affordable. Most momondo users find prices during this month for around $1,293.

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 $1,710 when searching weeks before you fly. 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 $1,127 on momondo.

Can stopping save me money on Sydney to Chicago O'Hare Intl Airport flights?

You could potentially save up to 17% on your flight if you consider stops on a Sydney to Chicago O'Hare Intl Airport flight.

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

As of March 2026, prices for Sydney to Chicago O'Hare Intl Airport flights are approximately 0% 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 return 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

Fastest flight time

19h 34m

Direct flights

None
The fastest flight from Sydney to Chicago O'Hare Intl Airport takes 19h 34m
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?

    There are 14845.8 km between Sydney Kingsford Smith and Chicago O'Hare Intl. Flights usually cover this in 19h 34m, depending on flying conditions and air traffic around both airports.

  • 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 refresh daily.

  • 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 licence 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 $981Free cancellationRating
7.5
1,000 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $1,065Free cancellationRating
7.1
10,764 reviews
Search Air Canada flights
American AirlinesPriceFrom $1,096Free cancellationRating
7.1
11,369 reviews
Search American Airlines flights
Air New ZealandPriceFrom $1,330Free cancellationRating
8.0
606 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,390Free cancellationRating
7.4
9,375 reviews
Search United Airlines flights
ANAPriceFrom $1,477Free cancellationRating
8.4
1,107 reviews
Search ANA flights

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Rosemont

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sydney to Chicago. momondo saves you time and could save you money on your trip.

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

Flights from Sydney to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sydney to Chicago.

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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