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Cheap flights from Illinois to Melbourne Airport from $690

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
25 Apr — 2 May1
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 26 March 2026.

Wed 6/507:30
ORD
-
MEL
2 stops37h 35m
Multiple Airlines
Wed 13/513:25
MEL
-
ORD
2 stops31h 10m
Multiple Airlines
Deal found 23/3$1,331
Sat 2/515:00
ORD
-
MEL
2 stops30h 00m
Multiple Airlines
Sun 10/513:30
MEL
-
ORD
2 stops31h 05m
Multiple Airlines
Deal found 25/3$1,354
Sat 16/515:00
ORD
-
MEL
2 stops30h 00m
Multiple Airlines
Sun 24/513:30
MEL
-
ORD
2 stops31h 05m
Multiple Airlines
Deal found 24/3$1,374
Thu 14/514:39
ORD
-
MEL
2 stops30h 21m
Multiple Airlines
Wed 27/513:25
MEL
-
ORD
2 stops31h 10m
Multiple Airlines
Deal found 22/3$1,427
Sun 17/505:15
ORD
-
MEL
2 stops40h 10m
Multiple Airlines
Tue 2/613:25
MEL
-
ORD
2 stops23h 39m
Multiple Airlines
Deal found 24/3$1,441
Mon 20/405:15
ORD
-
MEL
2 stops40h 10m
Multiple Airlines
Mon 27/413:30
MEL
-
ORD
2 stops24h 57m
Multiple Airlines
Deal found 21/3$1,470
Thu 7/518:56
ORD
-
MEL
2 stops33h 24m
Multiple Airlines
Thu 14/507:30
MEL
-
ORD
2 stops28h 44m
Multiple Airlines
Deal found 23/3$1,596
Sat 9/515:00
ORD
-
MEL
2 stops30h 00m
Multiple Airlines
Sat 16/513:30
MEL
-
ORD
2 stops31h 05m
Multiple Airlines
Deal found 25/3$1,618
Wed 15/407:51
ORD
-
MEL
2 stops37h 14m
Multiple Airlines
Fri 24/413:30
MEL
-
ORD
2 stops31h 05m
Multiple Airlines
Deal found 22/3$1,632
Sat 7/1116:45
ORD
-
MEL
2 stops33h 15m
Multiple Airlines
Sat 14/1107:15
MEL
-
ORD
2 stops29h 27m
Multiple Airlines
Deal found 24/3$1,672
Thu 4/619:23
STL
-
MEL
2 stops32h 57m
Multiple Airlines
Thu 11/607:30
MEL
-
STL
2 stops29h 07m
Multiple Airlines
Deal found 23/3$1,674
Sat 9/518:11
STL
-
MEL
2 stops34h 09m
Fiji Airways
Sat 16/507:30
MEL
-
STL
2 stops30h 29m
Fiji Airways
Deal found 25/3$1,700

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 26 March 2026.

Round-trip from

$1,331

One-way from

$666

Popular in

December

Cheapest in

March

Average price

$1,145
6/5-13/5
  • 6/5-13/5
  • 4 total stops
  • 68h 45m total
  • Illinois to Melbourne
Search Deals
5/5
  • 5/5
  • 2 total stops
  • 37h 30m total
  • Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($488 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($130 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 26 March 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

Tue 28/4

16:49-08:15

2 stops24h 26m

Melbourne

Sun 5/7

10:55-18:17

1 stop22h 22m

$1,982

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 4/6

19:23-08:15

1 stop21h 52m

Melbourne

Thu 11/6

10:55-18:17

1 stop22h 22m

$1,982

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 7/5

10:25-08:15

2 stops30h 50m

Melbourne

Thu 14/5

10:55-18:22

1 stop22h 27m

$1,988

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 13/5

14:35-08:15

2 stops26h 40m

Melbourne

Tue 11/8

10:55-18:24

1 stop22h 29m

$2,106

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 16/5

13:24-08:15

2 stops27h 51m

Melbourne

Thu 13/8

10:55-18:24

1 stop22h 29m

$2,106

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 9/5

06:21-10:00

2 stops36h 39m

Melbourne

Sat 16/5

13:35-19:30

1 stop20h 55m

$2,126

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 27/5

11:10-07:30

2 stops29h 20m

Melbourne

Wed 10/6

10:55-18:17

1 stop22h 22m

$2,130

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 8/5

15:11-07:50

2 stops25h 39m

Melbourne

Fri 15/5

10:00-23:21

2 stops28h 21m

$2,142

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Fri 26/6

13:25-06:45

2 stops26h 20m

Melbourne

Fri 10/7

09:45-18:01

2 stops23h 16m

$2,145

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Wed 13/5

16:40-07:30

1 stop23h 50m

Melbourne

Wed 3/6

10:55-16:38

1 stop20h 43m

$2,155

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 49 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, December is the cheapest month in which you can book a flight from Illinois to Melbourne Airport (average of $560). Flying from Illinois to Melbourne Airport in April is currently the most expensive (average of $1,621). 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?

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 24h 26m. 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, December is the cheapest month in which you can book a flight from Illinois to Melbourne Airport (average of $560). Flying from Illinois to Melbourne Airport in April is currently the most expensive (average of $1,621). 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
Apollo Bay
St Kilda
Phillip Island
Tullamarine
Shepparton
Lorne
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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