Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Sydney to Chicago from $793

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 22/5. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Sydney to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:15 - 05:50
SYD
-
ORD
31h 35m
2 stops
Multiple Airlines Logo
08:30 - 11:50
ORD
-
SYD
36h 20m
3 stops
$1,495Multiple Airlines
Mon, 4 May - Fri, 8 May
Multiple Airlines Logo
13:15 - 05:59
SYD
-
ORD
31h 44m
2 stops
Multiple Airlines Logo
07:15 - 11:50
ORD
-
SYD
37h 35m
2 stops
$1,523Multiple Airlines
Sat, 9 May - Sun, 31 May
ANA Logo
11:45 - 04:45
SYD
-
ORD
32h 00m
2 stops
ANA Logo
17:45 - 19:10
ORD
-
SYD
34h 25m
1 stop
$1,593ANA
Tue, 8 Sep - Fri, 11 Sep
Multiple Airlines Logo
17:50 - 06:04
SYD
-
ORD
27h 14m
1 stop
Multiple Airlines Logo
21:13 - 07:30
ORD
-
SYD
43h 17m
1 stop
$1,674Multiple Airlines
Wed, 3 Jun - Tue, 23 Jun
ANA Logo
11:45 - 04:45
SYD
-
ORD
32h 00m
2 stops
ANA Logo
17:45 - 09:25
ORD
-
SYD
24h 40m
1 stop
$1,676ANA
Wed, 2 Sep - Fri, 11 Sep
Multiple Airlines Logo
17:50 - 06:39
SYD
-
ORD
27h 49m
1 stop
Multiple Airlines Logo
20:46 - 07:30
ORD
-
SYD
43h 44m
1 stop
$1,697Multiple Airlines
Tue, 19 May - Tue, 26 May
Multiple Airlines Logo
17:50 - 06:39
SYD
-
ORD
27h 49m
1 stop
Multiple Airlines Logo
21:37 - 07:30
ORD
-
SYD
42h 53m
2 stops
$1,728Multiple Airlines
Tue, 19 May - Tue, 26 May
Multiple Airlines Logo
17:50 - 06:34
SYD
-
ORD
27h 44m
1 stop
Multiple Airlines Logo
09:20 - 11:50
ORD
-
SYD
35h 30m
2 stops
$1,731Multiple Airlines
Thu, 28 May - Thu, 4 Jun
Multiple Airlines Logo
13:15 - 20:32
SYD
-
ORD
46h 17m
3 stops
Multiple Airlines Logo
06:55 - 22:10
ORD
-
SYD
48h 15m
3 stops
$1,740Multiple Airlines
Thu, 28 May - Thu, 4 Jun
Multiple Airlines Logo
17:50 - 06:04
SYD
-
ORD
27h 14m
1 stop
Multiple Airlines Logo
21:37 - 07:30
ORD
-
SYD
42h 53m
2 stops
$1,750Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun

ANA flights from Sydney to Chicago O'Hare Intl Airport

Our best ANA deals on Sydney to Chicago O'Hare Intl Airport flight tickets
ANA
8 Sept
SYD11:45Sydney Kingsford Smith
32h 00m
2 stops
ORD04:45Chicago O'Hare Intl
11 Sept
ORD17:45Chicago O'Hare Intl
34h 25m
1 stop
SYD19:10Sydney Kingsford Smith
$1,593
ANA
2 Sept
SYD11:45Sydney Kingsford Smith
32h 00m
2 stops
ORD04:45Chicago O'Hare Intl
11 Sept
ORD17:45Chicago O'Hare Intl
24h 40m
1 stop
SYD09:25Sydney Kingsford Smith
$1,676
ANA
10 July
SYD11:45Sydney Kingsford Smith
35h 55m
1 stop
ORD08:40Chicago O'Hare Intl
26 July
ORD20:18Chicago O'Hare Intl
31h 52m
2 stops
SYD19:10Sydney Kingsford Smith
$1,860

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

Our best Japan Airlines deals on Sydney to Chicago O'Hare Intl Airport flight tickets
Japan Airlines
23 Apr
SYD08:55Sydney Kingsford Smith
37h 25m
1 stop
ORD07:20Chicago O'Hare Intl
1 May
ORD14:30Chicago O'Hare Intl
24h 50m
1 stop
SYD06:20Sydney Kingsford Smith
$2,193
Japan Airlines
26 Apr
SYD08:55Sydney Kingsford Smith
40h 50m
1 stop
ORD10:45Chicago O'Hare Intl
2 May
ORD14:30Chicago O'Hare Intl
24h 50m
1 stop
SYD06:20Sydney Kingsford Smith
$11,336

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 18 April 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

Cheapest return flight

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 4/5

13:15-05:50

2 stops31h 35m

Chicago O'Hare Intl

Fri 8/5

08:30-11:50

3 stops36h 20m

$1,495

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sat 9/5

13:15-05:59

2 stops31h 44m

Chicago O'Hare Intl

Sun 31/5

07:15-11:50

2 stops37h 35m

$1,523

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 8/9

11:45-04:45

2 stops32h 00m

Chicago O'Hare Intl

Fri 11/9

17:45-19:10

1 stop34h 25m

$1,593

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 3/6

17:50-06:04

1 stop27h 14m

Chicago O'Hare Intl

Tue 23/6

21:13-07:30

1 stop43h 17m

$1,674
Fastest return journey

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 2/9

11:45-04:45

2 stops32h 00m

Chicago O'Hare Intl

Fri 11/9

17:45-09:25

1 stop24h 40m

$1,676

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 19/5

17:50-06:39

1 stop27h 49m

Chicago O'Hare Intl

Tue 26/5

20:46-07:30

1 stop43h 44m

$1,697

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 19/5

17:50-06:39

1 stop27h 49m

Chicago O'Hare Intl

Tue 26/5

21:37-07:30

2 stops42h 53m

$1,728

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 28/5

17:50-06:34

1 stop27h 44m

Chicago O'Hare Intl

Thu 4/6

09:20-11:50

2 stops35h 30m

$1,731

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 28/5

13:15-20:32

3 stops46h 17m

Chicago O'Hare Intl

Thu 4/6

06:55-22:10

3 stops48h 15m

$1,740

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 1/6

17:50-06:04

1 stop27h 14m

Chicago O'Hare Intl

Mon 8/6

21:37-07:30

2 stops42h 53m

$1,750

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 typical price of a round-trip flight between Sydney and Chicago O'Hare Intl Airport?

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 $1,306. If you are unable to visit Chicago O'Hare Intl Airport during the month of September, then departing from Sydney during the month October is also very affordable. Most momondo users find prices during this month for around $1,437.

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 $1,844 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 $1,375 on momondo.

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

You could potentially save up to 51% 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 April 2026, prices for Sydney to Chicago O'Hare Intl Airport flights are approximately 94% more expensive 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

21h 39m

Direct flights

None
The fastest flight from Sydney to Chicago O'Hare Intl Airport takes 21h 39m
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

Frequently asked questions about flying from Sydney to Chicago O'Hare Intl Airport

  • 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 21h 39m, 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
Air CanadaPriceFrom $1,055Free cancellationRating
7.1
10,934 reviews
Search Air Canada flights
American AirlinesPriceFrom $1,087Free cancellationRating
7.1
11,595 reviews
Search American Airlines flights
Qantas AirwaysPriceFrom $1,230Free cancellationRating
7.5
1,019 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $1,318Free cancellationRating
8.0
627 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,378Free cancellationRating
7.4
9,604 reviews
Search United Airlines flights
ANAPriceFrom $1,464Free cancellationRating
8.4
1,179 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.

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 18/5
Mon 25/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago