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Cheap flights from Illinois to Melbourne Airport from $807

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
2 Jul — 9 Jul1
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 2 June 2026.

Tue 20/1012:43
STL
-
MEL
2 stops26h 02m
American Airlines
Tue 3/1112:00
MEL
-
STL
1 stop20h 29m
American Airlines
Deal found 2/6$1,514
Wed 21/1006:30
STL
-
MEL
1 stop32h 15m
American Airlines
Wed 4/1123:15
MEL
-
STL
2 stops26h 12m
American Airlines
Deal found 2/6$1,525
Fri 14/809:28
ORD
-
MEL
3 stops35h 32m
Multiple Airlines
Sat 22/813:30
MEL
-
ORD
2 stops31h 49m
Multiple Airlines
Deal found 2/6$1,529
Tue 27/1006:30
STL
-
MEL
1 stop35h 00m
Qantas Airways
Wed 11/1123:15
MEL
-
STL
1 stop41h 27m
Qantas Airways
Deal found 2/6$1,529
Wed 15/705:10
STL
-
MEL
2 stops36h 05m
United Airlines
Wed 22/709:30
MEL
-
STL
2 stops29h 27m
United Airlines
Deal found 30/5$1,548
Wed 1/719:23
STL
-
MEL
1 stop21h 52m
United Airlines
Tue 7/710:10
MEL
-
STL
2 stops47h 07m
United Airlines
Deal found 2/6$1,555
Fri 14/806:05
MDW
-
MEL
3 stops38h 55m
Multiple Airlines
Sat 22/813:30
MEL
-
MDW
3 stops36h 42m
Multiple Airlines
Deal found 2/6$1,621
Mon 29/607:20
ORD
-
MEL
3 stops38h 05m
Multiple Airlines
Mon 6/713:30
MEL
-
ORD
2 stops31h 47m
Multiple Airlines
Deal found 30/5$1,725
Sat 4/707:20
ORD
-
MEL
3 stops37h 40m
Multiple Airlines
Mon 20/713:30
MEL
-
ORD
2 stops31h 47m
Multiple Airlines
Deal found 29/5$1,748
Sun 12/719:23
STL
-
MEL
1 stop21h 52m
United Airlines
Sun 19/710:55
MEL
-
STL
1 stop22h 22m
United Airlines
Deal found 29/5$1,791
Mon 29/608:05
ORD
-
MEL
1 stop31h 40m
Qantas Airways
Mon 6/709:45
MEL
-
ORD
1 stop28h 15m
Qantas Airways
Deal found 29/5$1,812
Sun 30/815:40
ORD
-
MEL
2 stops33h 15m
Multiple Airlines
Wed 3/308:10
MEL
-
ORD
2 stops25h 28m
Multiple Airlines
Deal found 31/5$1,848

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 2 June 2026.

Round-trip from

$1,514

One-way from

$807

Popular in

December

Cheapest in

March

Average price

$2,014
American Airlines
  • American Airlines
  • 20/10-3/11
  • 3 total stops
  • 46h 31m total
  • Illinois to Melbourne
Search Deals
19/8
  • 19/8
  • 3 total stops
  • 59h 18m total
  • Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($365 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($81 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 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 2 June 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

Wed 15/7

05:10-08:15

2 stops36h 05m

Melbourne

Wed 22/7

09:30-23:57

2 stops29h 27m

$1,548

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 1/7

06:01-08:15

2 stops35h 14m

Melbourne

Tue 7/7

10:10-18:17

2 stops47h 07m

$1,555
Fastest return journey

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 12/7

19:23-08:15

1 stop21h 52m

Melbourne

Sun 19/7

10:55-18:17

1 stop22h 22m

$1,791

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 13/7

05:10-07:30

2 stops35h 20m

Melbourne

Mon 20/7

10:55-18:17

1 stop22h 22m

$1,849

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Wed 1/7

18:20-08:15

1 stop22h 55m

Melbourne

Wed 22/7

09:30-19:05

1 stop24h 35m

$1,955

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 16/11

14:55-09:50

1 stop25h 55m

Melbourne

Mon 30/11

12:00-23:30

1 stop28h 30m

$1,965

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Tue 17/11

13:00-09:50

2 stops27h 50m

Melbourne

Tue 24/11

12:00-18:37

2 stops23h 37m

$1,971

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Sun 15/11

13:05-09:50

2 stops27h 45m

Melbourne

Tue 24/11

12:00-18:37

2 stops23h 37m

$1,971

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Wed 30/9

13:14-07:50

2 stops27h 36m

Melbourne

Sun 11/10

11:00-18:37

2 stops23h 37m

$1,971

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Mon 5/10

13:47-08:50

2 stops27h 03m

Melbourne

Tue 13/10

11:00-18:37

2 stops23h 37m

$1,971

Flights are sorted by cheapest return flights first.

Deals found on 29/5

Showing 1-10 of 46 resultsSorted by cheapest first
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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 $157). Flying from Illinois to Melbourne Airport in July is currently the most expensive (average of $1,983). 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 25h 55m. The distance from Illinois to Melbourne Airport is about 15546 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 Lambert-St Louis - Melbourne or Chicago Midway - 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 $157). Flying from Illinois to Melbourne Airport in July is currently the most expensive (average of $1,983). 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
Apollo Bay
Ballarat
Lorne
Shepparton
Tullamarine
St Kilda
Phillip Island
Sorrento
Torquay
Daylesford
Mornington
Brighton

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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.

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