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Cheap flights from Illinois to Melbourne Airport from $689

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
16 Mar — 23 Mar1
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 February 2026.

Mon 16/220:45
ORD
-
MEL
1 stop43h 45m
Qantas Airways
Tue 24/206:45
MEL
-
ORD
2 stops25h 08m
Qantas Airways
Deal found 10/2$1,335
Sat 21/220:21
ORD
-
MEL
2 stops42h 59m
Qantas Airways
Sat 28/212:00
MEL
-
ORD
1 stop26h 35m
Qantas Airways
Deal found 11/2$1,345
Wed 18/316:49
ORD
-
MEL
2 stops47h 31m
Qantas Airways
Fri 10/409:45
MEL
-
ORD
1 stop22h 10m
Qantas Airways
Deal found 12/2$1,347
Thu 19/314:58
ORD
-
MEL
2 stops39h 47m
Qantas Airways
Thu 9/409:45
MEL
-
ORD
1 stop22h 56m
Qantas Airways
Deal found 10/2$1,352
Wed 25/314:58
ORD
-
MEL
2 stops39h 47m
Qantas Airways
Mon 6/409:45
MEL
-
ORD
1 stop29h 02m
Qantas Airways
Deal found 9/2$1,364
Wed 18/216:45
ORD
-
MEL
2 stops37h 00m
Qantas Airways
Fri 20/312:00
MEL
-
ORD
1 stop27h 47m
Qantas Airways
Deal found 10/2$1,366
Sat 7/316:49
ORD
-
MEL
2 stops46h 31m
Qantas Airways
Thu 12/312:00
MEL
-
ORD
1 stop27h 47m
Qantas Airways
Deal found 11/2$1,367
Mon 4/506:20
ORD
-
MEL
1 stop33h 25m
Multiple Airlines
Mon 25/513:30
MEL
-
ORD
2 stops32h 30m
Multiple Airlines
Deal found 10/2$1,377
Mon 23/213:24
ORD
-
MEL
2 stops40h 21m
Qantas Airways
Mon 9/312:00
MEL
-
ORD
1 stop25h 35m
Qantas Airways
Deal found 10/2$1,381
Mon 9/316:49
ORD
-
MEL
2 stops37h 56m
Qantas Airways
Mon 23/312:00
MEL
-
ORD
1 stop21h 46m
Qantas Airways
Deal found 10/2$1,387
Thu 19/314:58
ORD
-
MEL
2 stops34h 17m
Qantas Airways
Fri 10/409:45
MEL
-
ORD
1 stop22h 10m
Qantas Airways
Deal found 12/2$1,398
Mon 23/318:50
STL
-
MEL
2 stops35h 55m
Qantas Airways
Mon 6/409:45
MEL
-
STL
1 stop29h 13m
Qantas Airways
Deal found 10/2$1,485

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 February 2026.

Round-trip from

$1,347

One-way from

$689

Popular in

December

Cheapest in

March

Average price

$1,749
Qantas Airways
  • Qantas Airways
  • 18/3-10/4
  • 3 total stops
  • 69h 41m total
  • Illinois to Melbourne
Search Deals
15/5
  • 15/5
  • 2 total stops
  • 38h 45m total
  • Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($654 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($135 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 February 2026.
Use the filters below to find and compare flights from Illinois to Melbourne Airport that are best for you.

Fly from

Illinois

Fly to

Melbourne

Route

Depart

Return

Price

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 6/4

14:58-05:00

1 stop23h 02m

Melbourne

Mon 27/4

16:35-14:16

2 stops36h 41m

$1,698

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 27/4

16:00-10:55

2 stops27h 55m

Melbourne

Mon 11/5

12:10-23:28

2 stops26h 18m

$1,722

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 4/5

16:00-10:55

2 stops27h 55m

Melbourne

Mon 25/5

12:10-23:16

2 stops26h 06m

$1,740

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 9/3

14:19-09:30

2 stops27h 11m

Melbourne

Fri 20/3

12:00-21:11

2 stops25h 11m

$1,801

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 12/3

14:31-09:30

2 stops26h 59m

Melbourne

Sat 21/3

12:00-23:58

1 stop27h 58m

$1,803

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 28/3

16:13-05:00

1 stop20h 47m

Melbourne

Sat 4/4

14:35-19:42

1 stop21h 07m

$1,811

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 23/3

16:13-05:00

1 stop20h 47m

Melbourne

Mon 6/4

09:45-23:58

1 stop29h 13m

$1,811

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 3/4

19:05-09:15

1 stop22h 10m

Melbourne

Sun 19/4

10:55-18:24

1 stop22h 29m

$1,828

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 26/2

17:25-10:00

1 stop23h 35m

Melbourne

Sun 1/3

13:00-16:44

1 stop20h 44m

$1,829

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 4/3

17:25-10:00

1 stop23h 35m

Melbourne

Mon 9/3

12:00-22:25

1 stop26h 25m

$1,829

Flights are sorted by cheapest return flights first.

Deals found on 13/2

Showing 1-10 of 36 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 Airport

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

Currently, September is the cheapest month in which you can book a flight from Illinois to Melbourne Airport (average of $510). Flying from Illinois to Melbourne Airport in January is currently the most expensive (average of $1,357). 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.

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 23h 02m. 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 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, September is the cheapest month in which you can book a flight from Illinois to Melbourne Airport (average of $510). Flying from Illinois to Melbourne Airport in January is currently the most expensive (average of $1,357). 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
Geelong
Dandenong
Ballarat
Apollo Bay
St Kilda
Tullamarine
Phillip Island
Lorne
Sorrento
Shepparton
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.

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 14 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,471Average$1,867FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

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.

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