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Cheap flights from Illinois to Brisbane from $1,028

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BNE
20 Jul — 27 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Brisbane

Enter your travel dates to find the best prices.

Cheapest flights from Illinois to Brisbane
Explore the most affordable flight options available from Illinois to Brisbane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 June 2026.

Wed 5/809:20
ORD
-
BNE
3 stops34h 15m
Multiple Airlines
Wed 12/811:35
BNE
-
ORD
2 stops33h 42m
Multiple Airlines
Deal found 18/6$1,420
Wed 5/811:06
MDW
-
BNE
3 stops32h 29m
Multiple Airlines
Wed 12/811:35
BNE
-
MDW
3 stops37h 16m
Multiple Airlines
Deal found 18/6$1,456
Wed 5/811:06
MDW
-
BNE
3 stops32h 29m
Multiple Airlines
Tue 11/811:35
BNE
-
MDW
3 stops37h 16m
Multiple Airlines
Deal found 18/6$1,488
Wed 5/809:20
ORD
-
BNE
3 stops34h 15m
Multiple Airlines
Tue 11/811:35
BNE
-
ORD
2 stops33h 42m
Multiple Airlines
Deal found 18/6$1,490
Fri 18/909:26
ORD
-
BNE
3 stops34h 09m
Multiple Airlines
Mon 5/1011:50
BNE
-
ORD
3 stops37h 11m
Multiple Airlines
Deal found 19/6$1,586
Fri 30/1018:51
STL
-
BNE
1 stop20h 39m
Qantas Airways
Thu 12/1109:40
BNE
-
STL
1 stop18h 57m
Qantas Airways
Deal found 15/6$1,828
Fri 30/1012:43
STL
-
BNE
2 stops26h 07m
American Airlines
Thu 12/1113:10
BNE
-
STL
2 stops22h 20m
American Airlines
Deal found 15/6$1,887
Mon 3/815:40
ORD
-
BNE
1 stop24h 25m
Air Canada
Mon 10/810:00
BNE
-
ORD
1 stop19h 36m
Air Canada
Deal found 19/6$1,944
Mon 6/709:14
ORD
-
BNE
2 stops30h 51m
Air Canada
Mon 21/910:00
BNE
-
ORD
2 stops38h 43m
Air Canada
Deal found 15/6$1,984
Tue 13/1015:40
ORD
-
BNE
1 stop24h 25m
Air Canada
Tue 27/1009:45
BNE
-
ORD
2 stops34h 06m
Air Canada
Deal found 17/6$1,985
Wed 1/715:40
ORD
-
BNE
1 stop24h 25m
Air Canada
Tue 7/710:15
BNE
-
ORD
1 stop19h 21m
Air Canada
Deal found 17/6$1,987
Sun 30/812:10
STL
-
BNE
2 stops27h 55m
Air Canada
Wed 9/910:00
BNE
-
STL
2 stops47h 41m
Air Canada
Deal found 19/6$1,998

Find flight deals from Illinois to Brisbane

Keep the following information in mind while searching for Illinois to Brisbane flight deals. Data was last updated 20 June 2026.

Round-trip from

$1,420

One-way from

$1,028

Popular in

December

Cheapest in

January

Average price

$1,739
5/8-12/8
  • 5/8-12/8
  • 5 total stops
  • 67h 57m total
  • Illinois to Brisbane
Search Deals
21/7
  • 21/7
  • 3 total stops
  • 57h 04m total
  • Illinois to Brisbane
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($84 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($126 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Illinois to Brisbane 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, Cheapflights users made 647,157 searches. Data last updated 20 June 2026.
Use the filters below to find and compare flights from Illinois to Brisbane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoBrisbane

MDW - BNE

MDWBNE

Chicago Midway

Wed 5/8

11:06-10:35

3 stops32h 29m

Brisbane

Tue 11/8

11:35-09:51

3 stops37h 16m

$1,488

ChicagoBrisbane

MDW - BNE

MDWBNE

Chicago Midway

Wed 5/8

11:06-05:00

2 stops26h 54m

Brisbane

Wed 12/8

20:35-09:51

2 stops28h 16m

$1,877

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Fri 30/10

17:11-17:10

2 stops32h 59m

Brisbane

Thu 12/11

13:10-23:42

1 stop26h 32m

$1,880

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Fri 30/10

12:43-05:50

2 stops26h 07m

Brisbane

Thu 12/11

13:10-19:30

2 stops22h 20m

$1,887

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 23/9

11:05-07:05

2 stops29h 00m

Brisbane

Wed 14/10

10:00-20:12

2 stops25h 12m

$1,998

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 5/8

11:05-07:05

2 stops29h 00m

Brisbane

Tue 11/8

10:15-20:05

2 stops24h 50m

$2,000

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Tue 7/7

08:45-07:05

2 stops31h 20m

Brisbane

Wed 22/7

10:00-20:05

2 stops25h 05m

$2,008

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Mon 3/8

12:10-07:05

2 stops27h 55m

Brisbane

Mon 31/8

10:00-14:02

2 stops43h 02m

$2,018

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Fri 30/10

16:15-11:30

3 stops52h 15m

Brisbane

Thu 12/11

06:10-15:30

3 stops49h 20m

$2,084

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Mon 3/8

12:10-07:05

2 stops27h 55m

Brisbane

Mon 31/8

20:40-20:07

3 stops38h 27m

$2,232

Flights are sorted by cheapest return flights first.

Deals found on 19/6

Showing 1-10 of 40 resultsSorted by cheapest first
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Best time to book a flight from Illinois to Brisbane

Have a flexible travel schedule? Discover the best time to fly to Brisbane from Illinois with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Brisbane

What is the cheapest month to book a flight from Illinois to Brisbane?

Currently, March is the cheapest month in which you can book a flight from Illinois to Brisbane (average of $1,005). Flying from Illinois to Brisbane in July is currently the most expensive (average of $2,051). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Illinois to Brisbane?

Related info for your journey

Find useful and relevant information for your journey from Illinois to Brisbane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Brisbane from Illinois?

    Brisbane (BNE), located 12.3 km from the city centre, is the airport you fly into when you book flights from Illinois to Brisbane.

  • How long is the flight from Illinois to Brisbane?

    Airlines like Qantas Airways, American Airlines, and Air Canada fly from Illinois to Brisbane in about 26h 07m. The time it takes to get you to your destination can typically vary by up to 6h 52m. There are 14074 km between Illinois and Brisbane. This flight may include one or multiple stops.

  • What are the most popular routes from Illinois to Brisbane?

    While some choose either Lambert-St Louis - Brisbane or Chicago Midway - Brisbane, Chicago O'Hare Intl - Brisbane is the most popular route from Illinois to Brisbane.

  • Can I find deals for flights from Illinois to Brisbane that include hotel bookings?

    Yes. In addition to deals on Illinois to Brisbane flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Brisbane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Brisbane.

  • Can I find deals for business class flights from Illinois to Brisbane?

    Yes. Cheapflights offers flight deals from Illinois to Brisbane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Brisbane?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Brisbane (average of $1,005). Flying from Illinois to Brisbane in July is currently the most expensive (average of $2,051). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Brisbane?

Book flights to Brisbane if you plan to visit one of these locations
Redcliffe
Ipswich
Caboolture

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How does Cheapflights help users find flights from Illinois to Brisbane?

When you search for this flight from Illinois to Brisbane, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Brisbane?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Brisbane from Illinois.

Can Cheapflights find flights from Illinois to Brisbane with no change fees?

Need flexible booking options for your flight to Brisbane from Illinois? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to Brisbane become cheaper?

Yes, Cheapflights offers price alerts on Illinois to Brisbane flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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