What is the cheapest airline that flies from Sydney Kingsford Smith to Chicago O'Hare Intl?

Etihad Airways, Air New Zealand, and Air Canada are the most popular carriers operating from Sydney Kingsford Smith to Chicago O'Hare Intl

Which airport is the most popular for stopovers for flights between Sydney and Chicago O'Hare Intl Airport?

Hong Kong (HKG) was the most common stop: 59% of momondo users choosing one-stop flights on this route connected there.

Which airlines fly to Chicago O'Hare Intl Airport?

Qantas Airways, Air Canada and United Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Sydney according to our data. Qantas Airways is the first choice among our users, with 63% of people opting to fly with this airline when travelling to Chicago O'Hare Intl Airport. Keep in mind that there are 6 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Which stopover airport offers the lowest fares from Sydney to Chicago O'Hare Intl Airport?

Flights via Vancouver (YVR) offer the lowest average return price of $1,941.

Which stopover airport has the shortest connection time from Sydney to Chicago O'Hare Intl Airport?

Vancouver (YVR) has the shortest average stopover time for this route: 3h 11m.

Which stopover airport has the shortest travel time from Sydney to Chicago O'Hare Intl Airport?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 20h 29m.

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?

The number of operators available for flights from Sydney Kingsford Smith Airport to Chicago O'Hare Intl Airport is 6 as of October 2025.

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.

$883 Cheap Flights from Sydney to Chicago O'Hare Intl Airport in 2025/26

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Enter your travel dates to find the best prices.

13:55 - 19:30SYD-ORD

22h 35m2 stops

14:30 - 08:45ORD-SYD

25h 15m2 stops

$1,483Air New Zealand

Find Deal

Sat, 8 Nov - Sun, 23 Nov

11:20 - 20:00SYD-ORD

25h 40m2 stops

15:40 - 09:35ORD-SYD

24h 55m1 stop

$1,522Air Canada

Find Deal

Mon, 3 Nov - Mon, 17 Nov

13:55 - 22:59SYD-ORD

26h 04m2 stops

14:35 - 08:45ORD-SYD

25h 10m2 stops

$1,550Air New Zealand

Find Deal

Fri, 7 Nov - Fri, 14 Nov

11:20 - 14:41SYD-ORD

20h 21m1 stop

18:03 - 09:00ORD-SYD

21h 57m1 stop

$1,703Multiple Airlines

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Thu, 13 Nov - Fri, 14 Nov

11:20 - 16:08SYD-ORD

21h 48m1 stop

08:50 - 09:00ORD-SYD

31h 10m1 stop

$1,736Qantas Airways

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Tue, 2 Dec - Tue, 9 Dec

11:20 - 21:24SYD-ORD

27h 04m1 stop

11:40 - 09:00ORD-SYD

28h 20m1 stop

$1,739Qantas Airways

Find Deal

Mon, 17 Nov - Mon, 1 Dec

17:45 - 23:00SYD-ORD

22h 15m1 stop

20:18 - 07:25ORD-SYD

42h 07m1 stop

$1,763Multiple Airlines

Find Deal

Sat, 8 Nov - Sun, 23 Nov

11:20 - 19:40SYD-ORD

25h 20m2 stops

15:11 - 09:00ORD-SYD

24h 49m1 stop

$1,816American Airlines

Find Deal

Tue, 18 Nov - Wed, 3 Dec

11:20 - 23:59SYD-ORD

29h 39m1 stop

11:40 - 09:00ORD-SYD

28h 20m1 stop

$1,830American Airlines

Find Deal

Mon, 17 Nov - Mon, 24 Nov

21:40 - 16:30SYD-ORD

35h 50m2 stops

08:00 - 19:45ORD-SYD

42h 45m2 stops

$1,942Alaska Airlines

Find Deal

Tue, 18 Nov - Wed, 3 Dec

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

8 Nov

SYD13:55Sydney Kingsford Smith

22h 35m

2 stops

ORD19:30Chicago O'Hare Intl

23 Nov

ORD14:30Chicago O'Hare Intl

25h 15m

2 stops

SYD08:45Sydney Kingsford Smith

$1,483

Find similar

Air New Zealand

7 Nov

SYD13:55Sydney Kingsford Smith

26h 04m

2 stops

ORD22:59Chicago O'Hare Intl

14 Nov

ORD14:35Chicago O'Hare Intl

25h 10m

2 stops

SYD08:45Sydney Kingsford Smith

$1,550

Find similar

Air New Zealand

13 Nov

SYD13:55Sydney Kingsford Smith

22h 35m

2 stops

ORD19:30Chicago O'Hare Intl

14 Nov

ORD14:35Chicago O'Hare Intl

25h 10m

2 stops

SYD08:45Sydney Kingsford Smith

$1,597

Find similar

Air Canada flights from Sydney to Chicago O'Hare Intl Airport

Our best Air Canada deals on Sydney to Chicago O'Hare Intl Airport flight tickets

Air Canada

3 Nov

SYD11:20Sydney Kingsford Smith

25h 40m

2 stops

ORD20:00Chicago O'Hare Intl

17 Nov

ORD15:40Chicago O'Hare Intl

24h 55m

1 stop

SYD09:35Sydney Kingsford Smith

$1,522

Find similar

Air Canada

3 Nov

SYD11:20Sydney Kingsford Smith

49h 40m

2 stops

ORD20:00Chicago O'Hare Intl

17 Nov

ORD12:50Chicago O'Hare Intl

27h 45m

2 stops

SYD09:35Sydney Kingsford Smith

$1,656

Find similar

Air Canada

12 Nov

SYD11:20Sydney Kingsford Smith

20h 21m

1 stop

ORD14:41Chicago O'Hare Intl

27 Nov

ORD15:40Chicago O'Hare Intl

24h 55m

1 stop

SYD09:35Sydney Kingsford Smith

$1,665

Find similar

momondo Fare Finder

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

Sat 8/11

13:55-19:30

2 stops22h 35m

Chicago O'Hare Intl

Sun 23/11

14:30-08:45

2 stops25h 15m

$1,483

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 3/11

11:20-20:00

2 stops25h 40m

Chicago O'Hare Intl

Mon 17/11

15:40-09:35

1 stop24h 55m

$1,522

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 7/11

13:55-22:59

2 stops26h 04m

Chicago O'Hare Intl

Fri 14/11

14:35-08:45

2 stops25h 10m

$1,550

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 13/11

11:20-14:41

1 stop20h 21m

Chicago O'Hare Intl

Fri 14/11

18:03-09:00

1 stop21h 57m

$1,703

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 2/12

11:20-16:08

1 stop21h 48m

Chicago O'Hare Intl

Tue 9/12

08:50-09:00

1 stop31h 10m

$1,736

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 17/11

11:20-21:24

1 stop27h 04m

Chicago O'Hare Intl

Mon 1/12

11:40-09:00

1 stop28h 20m

$1,739

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sat 8/11

17:45-23:00

1 stop22h 15m

Chicago O'Hare Intl

Sun 23/11

20:18-07:25

1 stop42h 07m

$1,763

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 18/11

11:20-19:40

2 stops25h 20m

Chicago O'Hare Intl

Wed 3/12

15:11-09:00

1 stop24h 49m

$1,816

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 17/11

11:20-23:59

1 stop29h 39m

Chicago O'Hare Intl

Mon 24/11

11:40-09:00

1 stop28h 20m

$1,830

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 18/11

21:40-16:30

2 stops35h 50m

Chicago O'Hare Intl

Wed 3/12

08:00-19:45

2 stops42h 45m

$1,942

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Stopovers

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of February is, on average, the cheapest month to fly to Chicago O'Hare Intl Airport from Sydney, with most prices found around $1,117. If you are unable to visit Chicago O'Hare Intl Airport during the month of February, then departing from Sydney during the month May is also very affordable. Most momondo users find prices during this month for around $1,145.

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

The cheapest day to depart from Sydney to Chicago O'Hare Intl Airport is on a Monday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Monday will often find tickets for as low as $1,867. The most expensive day to fly to Chicago O'Hare Intl Airport is Sunday, with ticket prices averaging around $2,274.

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

Our data shows that the cheapest Sydney to Chicago O'Hare Intl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Chicago O'Hare Intl Airport in the afternoon for as low as $1,775. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the morning when prices are around $2,012.

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 $1,502 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 $1,194 on momondo.

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

You could potentially save up to 56% 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 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 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

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?
There are 14845.8 km between Sydney Kingsford Smith and Chicago O'Hare Intl. Flights usually cover this in 20h 07m, 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?
The number of operators available for flights from Sydney Kingsford Smith Airport to Chicago O'Hare Intl Airport is 6 as of October 2025.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Sydney to Chicago O'Hare Intl Airport is Qantas Airways (57% of total bookings). The next most popular airlines are Air Canada (17%), United Airlines (10%), and American Airlines (7%).

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 Airways	PriceFrom $1,013	Free cancellation	Rating 7.5 922 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,200	Free cancellation	Rating 7.2 11,026 reviews	Search American Airlines flights
Air Canada	PriceFrom $1,214	Free cancellation	Rating 7.1 10,334 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,456	Free cancellation	Rating 8.0 516 reviews	Search Air New Zealand flights
ANA	PriceFrom $1,617	Free cancellation	Rating 8.4 990 reviews	Search ANA flights
United Airlines	PriceFrom $1,669	Free cancellation	Rating 7.4 8,991 reviews	Search United Airlines flights

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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

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Cheap flights from Sydney to Chicago from $883

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 28/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Sydney to Chicago

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

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 Canada flights from Sydney to Chicago O'Hare Intl Airport

Our best Air Canada deals on Sydney to Chicago O'Hare Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Sydney to Chicago O'Hare Intl Airport that are best for you.

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?

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

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

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

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

You could potentially save up to 56% 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 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.

What is the cheapest airline that flies from Sydney Kingsford Smith to Chicago O'Hare Intl?

Etihad Airways, Air New Zealand, and Air Canada are the most popular carriers operating from Sydney Kingsford Smith to Chicago O'Hare Intl

Which airlines fly to Chicago O'Hare Intl Airport?

Which airport is the most popular for stopovers for flights between Sydney and Chicago O'Hare Intl Airport?

Hong Kong (HKG) was the most common stop: 59% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Sydney to Chicago O'Hare Intl Airport?

Flights via Vancouver (YVR) offer the lowest average return price of $1,941.

Which stopover airport has the shortest travel time from Sydney to Chicago O'Hare Intl Airport?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 20h 29m.

Which stopover airport has the shortest connection time from Sydney to Chicago O'Hare Intl Airport?

Vancouver (YVR) has the shortest average stopover time for this route: 3h 11m.

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

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

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

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

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?

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

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

Travelling to a place near Chicago?

Why use momondo?

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

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

How can momondo help me find flights 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?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo