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Cheap flights from Illinois to Melbourne from $878

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
24 Aug — 31 Aug1
1 adult

Cheap flight deals from Illinois to Melbourne

Keep the following information in mind while searching for Illinois to Melbourne flight deals. Data was last updated 19 August 2025.

Round-trip from

$1,589

One-way from

$878

Popular in

December

Cheapest in

July

Average price

$1,374
28/9-11/10
  • 28/9-11/10
  • 4 total stops
  • 64h 24m total
  • Illinois to Melbourne
Search Deals
15/11
  • 15/11
  • 2 total stops
  • 37h 15m total
  • Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($981 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($172 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Illinois to Melbourne

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 19 August 2025.

Sun 28/906:30ORD - MEL
2 stops38h 55mMultiple Airlines
Sat 11/1014:30MEL - ORD
2 stops25h 29mMultiple Airlines
Deal found 17/8$1,589
Mon 25/806:20ORD - MEL
2 stops39h 05mMultiple Airlines
Mon 8/913:30MEL - ORD
2 stops24h 13mMultiple Airlines
Deal found 19/8$1,608
Sun 2/1118:13STL - MEL
2 stops28h 22mQantas Airways
Sat 15/1112:00MEL - STL
1 stop28h 42mQantas Airways
Deal found 19/8$1,662
Wed 12/1107:00STL - MEL
2 stops34h 25mQantas Airways
Tue 16/1216:05MEL - STL
1 stop19h 10mQantas Airways
Deal found 19/8$1,689
Mon 3/1106:30ORD - MEL
1 stop34h 00mMultiple Airlines
Sun 16/1112:00MEL - ORD
2 stops29h 15mMultiple Airlines
Deal found 18/8$1,788
Thu 2/1006:30ORD - MEL
2 stops38h 30mMultiple Airlines
Thu 9/1014:30MEL - ORD
2 stops25h 29mMultiple Airlines
Deal found 18/8$1,838
Thu 30/1018:00ORD - MEL
2 stops26h 45mMultiple Airlines
Mon 3/1114:15MEL - ORD
2 stops32h 01mMultiple Airlines
Deal found 18/8$1,866
Tue 26/807:05ORD - MEL
1 stop32h 40mMultiple Airlines
Sun 7/909:45MEL - ORD
2 stops41h 06mMultiple Airlines
Deal found 18/8$1,897
Sat 1/1117:09STL - MEL
2 stops27h 36mFiji Airways
Sat 15/1114:15MEL - STL
2 stops22h 15mFiji Airways
Deal found 19/8$1,900
Fri 22/812:20STL - MEL
2 stops27h 25mAmerican Airlines
Thu 4/909:45MEL - STL
2 stops23h 15mAmerican Airlines
Deal found 18/8$1,929
Mon 3/1114:30ORD - MEL
2 stops27h 25mAir New Zealand
Sun 16/1112:10MEL - ORD
2 stops34h 58mAir New Zealand
Deal found 19/8$1,937
Wed 17/908:50STL - MEL
1 stop29h 10mAmerican Airlines
Sun 28/915:05MEL - STL
1 stop20h 11mAmerican Airlines
Deal found 17/8$1,937

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 19 August 2025.
Use the filters below to find and compare flights from Illinois to Melbourne that are best for you.

Fly from

Illinois

Fly to

Melbourne

Route

Depart

Return

Price

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 2/11

18:13-15:35

2 stops28h 22m

Melbourne

Sat 15/11

12:00-23:42

1 stop28h 42m

$1,662

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 12/11

07:00-10:25

2 stops34h 25m

Melbourne

Tue 16/12

16:05-18:15

1 stop19h 10m

$1,689

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 3/11

06:30-09:30

1 stop34h 00m

Melbourne

Sun 16/11

12:00-00:15

2 stops29h 15m

$1,788

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Thu 2/10

06:30-12:00

2 stops38h 30m

Melbourne

Thu 9/10

14:30-23:59

2 stops25h 29m

$1,838

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Thu 30/10

18:00-12:45

2 stops26h 45m

Melbourne

Mon 3/11

14:15-05:16

2 stops32h 01m

$1,866

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 9/2

16:05-09:25

2 stops24h 20m

Melbourne

Sun 22/2

12:10-21:11

2 stops26h 01m

$1,895

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sun 28/9

06:30-06:45

1 stop33h 15m

Melbourne

Sat 11/10

09:45-23:59

1 stop30h 14m

$1,898

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 1/11

17:09-12:45

2 stops27h 36m

Melbourne

Sat 15/11

14:15-19:30

2 stops22h 15m

$1,900

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 2/2

17:40-13:15

2 stops26h 35m

Melbourne

Sun 15/2

14:30-23:57

2 stops26h 27m

$1,924

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 2/11

07:00-05:00

1 stop29h 00m

Melbourne

Sat 15/11

12:00-23:42

1 stop28h 42m

$1,937

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 57 results
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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

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

Currently, May is the cheapest month in which you can book a flight from Illinois to Melbourne (average of $132). Flying from Illinois to Melbourne in October is currently the most expensive (average of $184). 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?

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?

    For as low as $1,895, Qantas Airways can have you in Melbourne from Illinois in 24h 20m. The distance between Illinois and Melbourne is about 15546 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The most popular flight routes from Illinois to Melbourne are Chicago O'Hare Intl - Melbourne, Chicago Midway - Melbourne and Chicago O'Hare Intl - Melbourne Avalon.

  • 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?

    Currently, May is the cheapest month in which you can book a flight from Illinois to Melbourne (average of $132). Flying from Illinois to Melbourne in October is currently the most expensive (average of $184). 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

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Top airline flying from Illinois to Melbourne

Discover the top airline that operate flights from Illinois to Melbourne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,348Average$1,858FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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

When you search for this flight from Illinois to Melbourne, 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 Melbourne?

Cheapflights simply makes it quick and affordable to book flights from Illinois to Melbourne by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Illinois to Melbourne flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Melbourne from Illinois today and book when prices fit your budget.

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