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Cheap flights from New South Wales to Illinois from $886

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New South Wales to Illinois departing on 28/1. 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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Find the cheapest flights from New South Wales to Illinois

Cheap return flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
11:55 - 22:42
SYD
-
ORD
25h 47m2 stops
Air New Zealand Logo
17:09 - 08:45
ORD
-
SYD
24h 36m2 stops
$1,558Air New Zealand
Thu, 28 May - Wed, 12 Aug
Qantas Airways Logo
11:20 - 14:57
SYD
-
ORD
20h 37m1 stop
Qantas Airways Logo
11:16 - 09:00
ORD
-
SYD
28h 44m1 stop
$1,571Qantas Airways
Mon, 2 Feb - Tue, 17 Feb
Air New Zealand Logo
13:55 - 22:59
SYD
-
ORD
26h 04m2 stops
Air New Zealand Logo
14:40 - 10:30
ORD
-
SYD
26h 50m2 stops
$1,626Air New Zealand
Sun, 1 Feb - Sun, 8 Feb
Air Canada Logo
11:20 - 20:58
SYD
-
STL
26h 38m2 stops
Air Canada Logo
16:15 - 09:35
STL
-
SYD
24h 20m2 stops
$1,637Air Canada
Tue, 20 Jan - Tue, 27 Jan
ANA Logo
11:50 - 05:05
SYD
-
ORD
32h 15m2 stops
ANA Logo
17:45 - 19:15
ORD
-
SYD
34h 30m1 stop
$1,652ANA
Thu, 28 May - Wed, 12 Aug
ANA Logo
11:50 - 05:05
SYD
-
ORD
32h 15m2 stops
ANA Logo
17:45 - 19:15
ORD
-
SYD
34h 30m1 stop
$1,653ANA
Thu, 28 May - Wed, 12 Aug
American Airlines Logo
11:20 - 17:09
SYD
-
ORD
22h 49m2 stops
American Airlines Logo
11:16 - 09:00
ORD
-
SYD
28h 44m1 stop
$1,697American Airlines
Mon, 2 Feb - Tue, 17 Feb
Air Canada Logo
16:00 - 16:55
SYD
-
STL
41h 55m2 stops
Air Canada Logo
05:15 - 08:35
STL
-
SYD
35h 20m2 stops
$1,701Air Canada
Thu, 15 Jan - Thu, 12 Mar
American Airlines Logo
11:20 - 23:59
SYD
-
STL
29h 39m1 stop
American Airlines Logo
11:46 - 09:00
STL
-
SYD
28h 14m2 stops
$1,737American Airlines
Thu, 15 Jan - Sun, 22 Feb
United Airlines Logo
11:50 - 15:52
SYD
-
STL
21h 02m1 stop
United Airlines Logo
06:51 - 06:20
STL
-
SYD
31h 29m1 stop
$1,762United Airlines
Thu, 15 Jan - Wed, 11 Mar

Air New Zealand flights from New South Wales to Illinois

Our best Air New Zealand deals on New South Wales to Illinois flight tickets
Air New Zealand
28 May
SYD11:55Sydney Kingsford Smith
25h 47m
2 stops
ORD22:42Chicago O'Hare Intl
12 Aug
ORD17:09Chicago O'Hare Intl
24h 36m
2 stops
SYD08:45Sydney Kingsford Smith
$1,558
Find similar
Air New Zealand
1 Feb
SYD13:55Sydney Kingsford Smith
26h 04m
2 stops
ORD22:59Chicago O'Hare Intl
8 Feb
ORD14:40Chicago O'Hare Intl
26h 50m
2 stops
SYD10:30Sydney Kingsford Smith
$1,626
Find similar
Air New Zealand
2 Feb
SYD13:55Sydney Kingsford Smith
23h 10m
2 stops
ORD20:05Chicago O'Hare Intl
17 Feb
ORD12:55Chicago O'Hare Intl
26h 50m
2 stops
SYD08:45Sydney Kingsford Smith
$1,705
Find similar

ANA flights from New South Wales to Illinois

Our best ANA deals on New South Wales to Illinois flight tickets
ANA
28 May
SYD11:50Sydney Kingsford Smith
32h 15m
2 stops
ORD05:05Chicago O'Hare Intl
12 Aug
ORD17:45Chicago O'Hare Intl
34h 30m
1 stop
SYD19:15Sydney Kingsford Smith
$1,652
Find similar
ANA
28 May
SYD11:50Sydney Kingsford Smith
32h 15m
2 stops
ORD05:05Chicago O'Hare Intl
12 Aug
ORD17:45Chicago O'Hare Intl
34h 30m
1 stop
SYD19:15Sydney Kingsford Smith
$1,653
Find similar
ANA
13 May
SYD11:50Sydney Kingsford Smith
35h 50m
1 stop
ORD08:40Chicago O'Hare Intl
16 May
ORD07:45Chicago O'Hare Intl
44h 30m
2 stops
SYD19:15Sydney Kingsford Smith
$1,659
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from New South Wales to Illinois 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 26 December 2025.
Use the filters below to find and compare flights from New South Wales to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 28/5

11:55-22:42

2 stops25h 47m

Chicago O'Hare Intl

Wed 12/8

17:09-08:45

2 stops24h 36m

$1,558

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 2/2

11:20-14:57

1 stop20h 37m

Chicago O'Hare Intl

Tue 17/2

11:16-09:00

1 stop28h 44m

$1,571

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sun 1/2

13:55-22:59

2 stops26h 04m

Chicago O'Hare Intl

Sun 8/2

14:40-10:30

2 stops26h 50m

$1,626

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Tue 20/1

11:20-20:58

2 stops26h 38m

Lambert-St Louis

Tue 27/1

16:15-09:35

2 stops24h 20m

$1,637

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 28/5

11:50-05:05

2 stops32h 15m

Chicago O'Hare Intl

Wed 12/8

17:45-19:15

1 stop34h 30m

$1,652

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 28/5

11:50-05:05

2 stops32h 15m

Chicago O'Hare Intl

Wed 12/8

17:45-19:15

1 stop34h 30m

$1,653

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 2/2

11:20-17:09

2 stops22h 49m

Chicago O'Hare Intl

Tue 17/2

11:16-09:00

1 stop28h 44m

$1,697

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 15/1

16:00-16:55

2 stops41h 55m

Lambert-St Louis

Thu 12/3

05:15-08:35

2 stops35h 20m

$1,701

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 15/1

11:20-23:59

1 stop29h 39m

Lambert-St Louis

Sun 22/2

11:46-09:00

2 stops28h 14m

$1,737

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 15/1

11:50-15:52

1 stop21h 02m

Lambert-St Louis

Wed 11/3

06:51-06:20

1 stop31h 29m

$1,762

Flights are sorted by cheapest return flights first.

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

See travel insights to Illinois from

How to get the cheapest flight ticket from New South Wales to Illinois

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 Illinois?

In general, March is the cheapest month to fly from New South Wales to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,091. If you’re not able to fly to Illinois in March, then May is your next best option. Flight prices from New South Wales to Illinois during May average around $1,099.

What is the cheapest day to depart on your flight to Illinois?

On average, the least expensive day to fly to Illinois from New South Wales is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,674. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,971. These prices are subject to change though, so be sure to set up a Price Alert for flights to Illinois.

What is the cheapest time of day to depart on your flight to Illinois?

According to our data, the cheapest time of day to fly to Illinois is in the afternoon. momondo users have found flights departing from New South Wales to Illinois in the afternoon for as low as $1,671. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Illinois are more costly in the morning, with an average ticket price of $1,848. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from New South Wales when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $1,433 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from New South Wales for as low as $1,151 on momondo.

Can stopping save me money on New South Wales to Illinois flights?

You could potentially save up to 63% on your flight if you consider stops on a New South Wales to Illinois flight.

Cheap New South Wales to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New South Wales to Illinois

Fastest flight time

19h 45m

Direct flights

None
The fastest flight from New South Wales to Illinois takes 19h 45m
There are no direct flights from New South Wales to Illinois. There are no popular flight routes from New South Wales to Illinois.
Search flight deals

  • When did momondo last update prices for flights from New South Wales to Illinois?

    Prices for flights from New South Wales to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from New South Wales to Illinois?

  • How old do you have to be to fly from New South Wales to Illinois?

    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 New South Wales to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois 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.

Best airlines flying from New South Wales to Illinois

Compare and see reviews for airlines that fly from New South Wales to Illinois with momondo
Airline
Rating
Free cancellation
Price
Qantas AirwaysPriceFrom $978Free cancellationRating
7.5
953 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,163Free cancellationRating
7.2
11,058 reviews
Search American Airlines flights
Air CanadaPriceFrom $1,165Free cancellationRating
7.1
10,558 reviews
Search Air Canada flights
Air New ZealandPriceFrom $1,411Free cancellationRating
8.0
557 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,474Free cancellationRating
7.4
9,115 reviews
Search United Airlines flights
ANAPriceFrom $1,566Free cancellationRating
8.4
1,044 reviews
Search ANA flights
Virgin AustraliaPriceFrom $1,718Free cancellationRating
7.6
429 reviews
Search Virgin Australia flights

Why use momondo?

Why should I use momondo to find a flight deal from New South Wales to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New South Wales to Illinois . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New South Wales to Illinois with flexible booking policies on momondo?

All flight searches from New South Wales to Illinois on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from New South Wales to Illinois?

Once all potential New South Wales to Illinois 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 New South Wales to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from New South Wales are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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