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$580+ Cheap flights from Illinois to Melbourne

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
Jan 29 — Feb 51
Thu 1/29
Thu 2/5
1 adult, Economy
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Cheap 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 December 30, 2025.

This United Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:30 amSTL - MEL
2 stops30h 30mUnited Airlines
Wed 1/1411:30 amMEL - STL
2 stops27h 30mUnited Airlines
Deal found 12/30$1,277
This United Airlines deal was found by Cheapflights users on 12/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:45 pmSTL - MEL
2 stops26h 15mUnited Airlines
Tue 1/61:00 pmMEL - STL
2 stops24h 58mUnited Airlines
Deal found 12/29$1,482
This Air Canada deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:05 pmSTL - AVV
3 stops62h 10mMultiple Airlines
Wed 1/148:55 pmAVV - STL
3 stops59h 34mMultiple Airlines
Deal found 12/28$1,976
This United Airlines deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:47 pmORD - MEL
1 stop24h 43mUnited Airlines
Wed 1/711:30 amMEL - ORD
2 stops26h 45mUnited Airlines
Deal found 12/27$2,113
This Delta deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:59 pmMDW - MEL
2 stops45h 01mDelta
Wed 1/710:10 amMEL - MDW
2 stops25h 22mDelta
Deal found 12/27$2,120
This Air Canada deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:05 pmSTL - MEL
3 stops53h 35mMultiple Airlines
Wed 1/147:25 amMEL - STL
3 stops49h 04mMultiple Airlines
Deal found 12/30$2,123
This American Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:20 amSTL - MEL
1 stop34h 10mAmerican Airlines
Wed 1/1412:00 pmMEL - STL
1 stop28h 59mAmerican Airlines
Deal found 12/30$2,224
This KAYAK deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:54 amORD - MEL
2 stops31h 31mAir New Zealand
Sun 1/411:30 amMEL - ORD
1 stop35h 55mAir New Zealand
Deal found 12/28$2,363
This Qantas Airways deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:20 amSTL - MEL
1 stop34h 10mQantas Airways
Wed 1/144:05 pmMEL - STL
1 stop20h 24mQantas Airways
Deal found 12/28$2,629
This oojo deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:35 pmORD - MEL
1 stop28h 55mCathay Pacific
Wed 1/73:35 pmMEL - ORD
1 stop38h 20mCathay Pacific
Deal found 12/27$2,672
This Justfly.com deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:15 pmORD - MEL
2 stops30h 25mQantas Airways
Sun 1/46:30 pmMEL - ORD
2 stops39h 21mQantas Airways
Deal found 12/28$2,708
This Mytrip deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:35 pmORD - MEL
2 stops32h 05mMultiple Airlines
Wed 1/79:05 pmMEL - ORD
3 stops34h 36mMultiple Airlines
Deal found 12/27$2,802

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 December 30, 2025.

Round-trip from

$853
(BestPriceTravel)

One-way from

$580
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$1,811
From Illinois to Melbourne
Search Deals
One-way flight from Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($278 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 30, 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

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 2/2

6:40 pm-3:35 pm

2 stops27h 55m

Melbourne

Mon 2/16

12:00 pm-9:33 pm

1 stop26h 33m

$929

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Wed 1/21

3:10 pm-8:20 am

2 stops48h 10m

Melbourne

Wed 3/11

12:00 pm-5:45 pm

1 stop21h 45m

$934

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Wed 1/28

3:10 pm-8:20 am

2 stops48h 10m

Melbourne

Wed 2/4

12:00 pm-3:57 pm

1 stop20h 57m

$934

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sun 1/18

9:02 am-10:45 pm

2 stops44h 43m

Melbourne

Sun 2/15

12:00 pm-4:37 pm

1 stop21h 37m

$1,078

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Wed 2/25

1:24 pm-10:45 pm

2 stops40h 21m

Melbourne

Fri 3/6

12:00 pm-11:47 pm

1 stop28h 47m

$1,078

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sat 2/7

5:37 pm-6:45 pm

2 stops32h 08m

Melbourne

Sat 2/21

7:00 am-9:25 pm

2 stops31h 25m

$1,105

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sat 3/14

1:15 pm-5:00 am

1 stop23h 45m

Melbourne

Sat 3/21

12:00 pm-9:35 pm

1 stop25h 35m

$1,119

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sat 2/7

5:00 pm-9:30 am

1 stop23h 30m

Melbourne

Sat 2/21

4:05 pm-8:40 pm

1 stop21h 35m

$1,120

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Wed 3/11

7:29 pm-9:30 am

1 stop22h 01m

Melbourne

Sun 3/22

12:00 pm-11:47 pm

1 stop27h 47m

$1,120

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sat 2/21

2:08 pm-9:30 am

1 stop26h 22m

Melbourne

Sat 2/28

4:05 pm-9:33 pm

1 stop22h 28m

$1,134

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Showing 1-10 of 48 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 round-trip 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, September is the cheapest month in which you can book a flight from Illinois to Melbourne (average of $491). Flying from Illinois to Melbourne in January is currently the most expensive (average of $960). 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 to fly round-trip 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 $929, Qantas Airways can have you in Melbourne from Illinois in 27h 55m. There are 9660 mi between Illinois and Melbourne. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Melbourne one-way?

    For one-way options, check prices for Qantas Airways. According to our data, you can fly for as low as $406. Users have also found prices from $544 and $844 on American Airlines and United Airlines, respectively.

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

    When deciding which route to take from Illinois to Melbourne consider Chicago O'Hare Intl - Melbourne, Chicago Midway - Melbourne or Lambert-St Louis - Melbourne as they are the most popular.

  • 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 vacation 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, September is the cheapest month in which you can book a flight from Illinois to Melbourne (average of $491). Flying from Illinois to Melbourne in January is currently the most expensive (average of $960). 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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Alternative routes for Illinois to Melbourne

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Illinois to Melbourne

Discover the top 6 airlines 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 2,558,603 searches. Data last updated December 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$793Average$1,133FlexibilityNo cancel feeOn-time74%
Fiji AirwaysCheapest$796Average$1,289FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$844Average$902FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$872Average$1,191FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,264Average$1,501FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,445Average$1,555FlexibilityNo cancel feeOn-time69%

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