Find flights
When to book
FAQs

Cheap flights from Illinois to Melbourne Airport from $896

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
13 Aug — 20 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Melbourne

Enter your travel dates to find the best prices.

Cheapest flights from Illinois to Melbourne
Explore the most affordable flight options available from Illinois to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 July 2026.

Tue 27/1008:48
STL
-
MEL
1 stop28h 12m
American Airlines
Wed 11/1123:15
MEL
-
STL
2 stops26h 43m
American Airlines
Deal found 10/7$1,721
Thu 6/806:00
STL
-
MEL
1 stop33h 45m
Qantas Airways
Sun 30/809:45
MEL
-
STL
1 stop28h 14m
Qantas Airways
Deal found 9/7$1,723
Tue 11/807:29
ORD
-
MEL
3 stops37h 31m
Multiple Airlines
Thu 20/813:30
MEL
-
ORD
2 stops31h 29m
Multiple Airlines
Deal found 11/7$1,747
Tue 20/1019:20
STL
-
MEL
2 stops45h 30m
Delta
Tue 3/1112:00
MEL
-
STL
2 stops25h 41m
Delta
Deal found 14/7$1,747
Tue 18/806:05
MDW
-
MEL
3 stops38h 55m
Multiple Airlines
Fri 28/813:30
MEL
-
MDW
3 stops36h 20m
Multiple Airlines
Deal found 13/7$1,750
Tue 20/1011:10
STL
-
MEL
2 stops30h 05m
United Airlines
Tue 3/1112:45
MEL
-
STL
1 stop22h 18m
United Airlines
Deal found 10/7$1,753
Tue 18/809:20
ORD
-
MEL
3 stops35h 40m
Multiple Airlines
Fri 28/813:30
MEL
-
ORD
2 stops31h 47m
Multiple Airlines
Deal found 13/7$1,761
Thu 27/809:20
ORD
-
MEL
3 stops35h 40m
Multiple Airlines
Thu 3/913:20
MEL
-
ORD
2 stops31h 39m
Multiple Airlines
Deal found 13/7$1,770
Tue 13/1013:36
STL
-
MEL
2 stops50h 54m
United Airlines
Wed 4/1112:45
MEL
-
STL
1 stop22h 18m
United Airlines
Deal found 11/7$1,774
Sun 18/1006:15
STL
-
MEL
2 stops35h 00m
United Airlines
Sat 14/1112:10
MEL
-
STL
2 stops46h 53m
United Airlines
Deal found 10/7$1,776
Thu 27/818:59
STL
-
MEL
2 stops45h 31m
United Airlines
Thu 3/910:00
MEL
-
STL
2 stops47h 39m
United Airlines
Deal found 12/7$1,789
Tue 4/819:23
STL
-
MEL
1 stop21h 52m
United Airlines
Mon 10/810:00
MEL
-
STL
3 stops68h 38m
United Airlines
Deal found 11/7$1,790

Find flight deals from Illinois to Melbourne

Keep the following information in mind while searching for Illinois to Melbourne flight deals. Data was last updated 14 July 2026.

Round-trip from

$1,711

One-way from

$896

Popular in

September

Cheapest in

April

Average price

$2,122
Qantas Airways
  • Qantas Airways
  • 15/8-28/8
  • 2 total stops
  • 49h 03m total
  • Illinois to Melbourne
Search Deals
14/10
  • 14/10
  • 2 total stops
  • 45h 26m total
  • Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($491 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($53 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Illinois to Melbourne 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 14 July 2026.
Use the filters below to find and compare flights from Illinois to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 15/8

12:59-08:15

2 stops28h 16m

Melbourne

Fri 28/8

09:30-18:32

2 stops24h 02m

$1,733

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 20/10

19:20-08:50

2 stops45h 30m

Melbourne

Tue 3/11

12:00-20:41

2 stops25h 41m

$1,747

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 27/10

19:05-09:30

1 stop22h 25m

Melbourne

Wed 11/11

12:45-22:10

1 stop26h 25m

$1,747

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 24/8

15:32-07:30

2 stops24h 58m

Melbourne

Mon 31/8

10:55-12:02

2 stops40h 07m

$1,754

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 20/10

13:29-09:15

2 stops27h 46m

Melbourne

Tue 3/11

12:45-22:10

1 stop26h 25m

$1,754

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 7/11

14:56-10:30

2 stops26h 34m

Melbourne

Sat 14/11

12:10-18:03

2 stops46h 53m

$1,848

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Thu 27/8

06:05-12:00

3 stops38h 55m

Melbourne

Thu 3/9

13:20-10:55

3 stops36h 35m

$1,896

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 14/11

13:20-05:00

1 stop22h 40m

Melbourne

Wed 18/11

10:15-23:42

2 stops30h 27m

$1,900

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Thu 10/9

15:48-08:15

2 stops25h 27m

Melbourne

Mon 21/9

10:55-16:36

1 stop20h 41m

$2,308
Fastest return journey

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sun 8/11

18:30-09:50

1 stop22h 20m

Melbourne

Tue 24/11

12:00-17:21

1 stop22h 21m

$2,317

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 57 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Illinois to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne 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 Melbourne Airport

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Melbourne Airport (average of $163). Flying from Illinois to Melbourne Airport in July is currently the most expensive (average of $2,053). 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 Melbourne Airport?

How far ahead should I book a flight from Illinois to Melbourne Airport?

The best time to book flights from Illinois to Melbourne Airport is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

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

  • How long is the flight from Illinois to Melbourne Airport?

    Departing from Illinois to Melbourne Airport will take you 28h 16m. The distance from Illinois to Melbourne Airport is about 15255 km. This flight may include one or multiple stops.

  • What are the most popular routes from Illinois to Melbourne Airport?

    The most popular route from Illinois to Melbourne Airport is Chicago O'Hare Intl - Melbourne. You may also consider Chicago Midway - Melbourne or Lambert-St Louis - Melbourne.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Melbourne 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 Melbourne Airport?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Melbourne Airport (average of $163). Flying from Illinois to Melbourne Airport in July is currently the most expensive (average of $2,053). 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 Melbourne Airport?

Book flights to Melbourne Airport if you plan to visit one of these locations
Dandenong
Geelong
Ballarat
Tullamarine
Apollo Bay
Lorne
Shepparton
St Kilda
Phillip Island
Sorrento
Torquay
Daylesford
Mornington
Brighton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Melbourne. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Melbourne from Illinois by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Illinois to Melbourne, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Illinois to Melbourne flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.