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Cheap flights from Illinois to Melbourne Airport from $699

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
2 Apr — 9 Apr1
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 3 March 2026.

Fri 17/414:00
ORD
-
MEL
2 stops31h 05m
Multiple Airlines
Fri 24/413:30
MEL
-
ORD
2 stops24h 57m
Multiple Airlines
Deal found 3/3$1,295
Mon 27/414:00
ORD
-
MEL
2 stops29h 55m
Multiple Airlines
Wed 13/508:35
MEL
-
ORD
2 stops29h 52m
Multiple Airlines
Deal found 26/2$1,408
Thu 4/612:44
ORD
-
MEL
2 stops32h 16m
Multiple Airlines
Sun 7/613:30
MEL
-
ORD
2 stops30h 53m
Multiple Airlines
Deal found 2/3$1,465
Mon 2/311:46
STL
-
MEL
1 stop24h 14m
Qantas Airways
Sat 7/316:25
MEL
-
STL
2 stops24h 34m
Qantas Airways
Deal found 28/2$1,522
Sun 6/906:30
STL
-
MEL
2 stops37h 00m
Qantas Airways
Sat 17/1014:35
MEL
-
STL
1 stop19h 50m
Qantas Airways
Deal found 28/2$1,542
Mon 13/415:38
STL
-
MEL
1 stop22h 22m
American Airlines
Mon 20/409:45
MEL
-
STL
1 stop29h 12m
American Airlines
Deal found 27/2$1,560
Mon 30/306:38
STL
-
MEL
1 stop32h 07m
Qantas Airways
Wed 8/409:45
MEL
-
STL
1 stop29h 12m
Qantas Airways
Deal found 2/3$1,570
Fri 3/407:00
STL
-
MEL
1 stop31h 00m
American Airlines
Sun 19/409:45
MEL
-
STL
1 stop29h 12m
American Airlines
Deal found 28/2$1,571
Fri 31/719:20
STL
-
MEL
1 stop42h 40m
Qantas Airways
Fri 7/809:45
MEL
-
STL
1 stop28h 23m
Qantas Airways
Deal found 28/2$1,578
Mon 16/314:58
ORD
-
MEL
2 stops49h 22m
Qantas Airways
Mon 23/312:00
MEL
-
ORD
1 stop21h 46m
Qantas Airways
Deal found 27/2$1,580
Wed 15/406:21
STL
-
MEL
1 stop33h 24m
Qantas Airways
Wed 22/413:35
MEL
-
STL
1 stop20h 55m
Qantas Airways
Deal found 1/3$1,583
Thu 12/306:38
STL
-
MEL
1 stop34h 52m
American Airlines
Sat 21/312:00
MEL
-
STL
1 stop27h 58m
American Airlines
Deal found 26/2$1,584

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 3 March 2026.

Round-trip from

$1,295

One-way from

$699

Popular in

December

Cheapest in

March

Average price

$1,161
17/4-24/4
  • 17/4-24/4
  • 4 total stops
  • 56h 02m total
  • Illinois to Melbourne
Search Deals
25/3
  • 25/3
  • 3 total stops
  • 34h 40m total
  • Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($723 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($145 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 3 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

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 3/4

16:49-09:15

2 stops24h 26m

Melbourne

Sun 19/4

10:55-20:54

2 stops24h 59m

$1,593

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 14/4

15:15-08:15

2 stops26h 00m

Melbourne

Tue 21/4

10:55-20:54

2 stops24h 59m

$1,593

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 29/3

18:05-08:30

2 stops46h 25m

Melbourne

Wed 8/4

10:55-18:24

1 stop22h 29m

$1,614

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 29/3

18:05-08:30

2 stops46h 25m

Melbourne

Thu 9/4

10:55-18:24

1 stop22h 29m

$1,614

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 29/3

18:05-08:30

2 stops46h 25m

Melbourne

Tue 7/4

10:55-08:25

2 stops36h 30m

$1,636

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Tue 18/8

18:20-08:15

1 stop22h 55m

Melbourne

Tue 1/9

10:55-20:22

1 stop24h 27m

$2,050

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 23/3

11:00-09:00

1 stop30h 00m

Melbourne

Mon 6/4

10:55-01:28

1 stop29h 33m

$2,050

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Tue 7/4

18:07-07:50

2 stops46h 43m

Melbourne

Wed 22/4

10:00-22:28

2 stops27h 28m

$2,066

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Wed 29/4

12:52-07:50

2 stops27h 58m

Melbourne

Sun 31/5

10:00-21:09

2 stops26h 09m

$2,066

ChicagoMelbourne

MDW - MEL

MDWMEL

Chicago Midway

Fri 5/6

13:22-07:50

2 stops27h 28m

Melbourne

Fri 12/6

10:00-18:31

2 stops23h 31m

$2,067

Flights are sorted by cheapest return flights first.

Deals found on 2/3

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, September 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 January is currently the most expensive (average of $1,355). 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, September 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 January is currently the most expensive (average of $1,355). 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
Tullamarine
Phillip Island
Lorne
Shepparton
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.

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 3 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,469Average$1,707FlexibilityNo 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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