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Cheap flights from Illinois to Melbourne Airport from $894

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEL
18 Dec — 25 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 18 November 2025.

Wed 26/1118:23ORD - MEL
1 stop22h 07mQantas Airways
Wed 10/1206:45MEL - ORD
2 stops26h 17mQantas Airways
Deal found 16/11$1,448
Thu 4/1215:11ORD - MEL
2 stops33h 04mQantas Airways
Wed 14/112:00MEL - ORD
1 stop26h 23mQantas Airways
Deal found 16/11$1,494
Tue 2/1216:58ORD - MEL
3 stops26h 27mMultiple Airlines
Sat 6/1213:55MEL - ORD
2 stops33h 10mMultiple Airlines
Deal found 15/11$1,879
Thu 11/1218:17ORD - MEL
2 stops29h 58mQantas Airways
Thu 25/1206:45MEL - ORD
2 stops27h 06mQantas Airways
Deal found 16/11$1,973
Wed 31/1206:00STL - MEL
2 stops33h 00mDelta
Wed 14/110:10MEL - STL
2 stops30h 15mDelta
Deal found 18/11$1,990
Wed 10/1215:05ORD - MEL
2 stops38h 45mQantas Airways
Wed 17/1218:30MEL - ORD
2 stops36h 14mQantas Airways
Deal found 17/11$1,996
Thu 4/1211:45ORD - MEL
2 stops34h 50mQantas Airways
Thu 11/1218:30MEL - ORD
2 stops39h 28mQantas Airways
Deal found 16/11$2,039
Mon 1/1216:45ORD - MEL
2 stops31h 30mQantas Airways
Fri 12/1218:30MEL - ORD
2 stops36h 04mQantas Airways
Deal found 17/11$2,122
Mon 1/1216:45ORD - MEL
2 stops29h 50mQantas Airways
Mon 15/1218:30MEL - ORD
2 stops36h 04mQantas Airways
Deal found 17/11$2,143
Mon 24/1115:13ORD - MEL
2 stops33h 02mQantas Airways
Sun 8/223:55MEL - ORD
2 stops41h 04mQantas Airways
Deal found 17/11$2,214
Wed 31/1215:30STL - MEL
2 stops28h 10mQantas Airways
Wed 14/116:05MEL - STL
1 stop20h 24mQantas Airways
Deal found 18/11$2,386
Wed 31/1215:30STL - MEL
2 stops28h 10mQantas Airways
Wed 7/123:55MEL - STL
2 stops41h 04mQantas Airways
Deal found 16/11$2,628

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 18 November 2025.

Round-trip from

$1,448

One-way from

$894

Popular in

December

Cheapest in

July

Average price

$2,099
Qantas Airways
  • Qantas Airways
  • 25/2-6/3
  • 3 total stops
  • 57h 17m total
  • Illinois to Melbourne
Search Deals
8/2
  • 8/2
  • 2 total stops
  • 47h 10m total
  • Illinois to Melbourne
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($601 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($101 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 18 November 2025.
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

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 2/2

11:55-05:00

1 stop24h 05m

Melbourne

Sat 14/2

16:05-19:19

1 stop20h 14m

$1,936

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 4/3

17:25-10:00

1 stop23h 35m

Melbourne

Wed 18/3

12:00-22:25

1 stop26h 25m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 5/3

13:14-10:00

2 stops27h 46m

Melbourne

Mon 16/3

10:30-16:49

2 stops22h 19m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 1/3

17:25-10:00

1 stop23h 35m

Melbourne

Thu 19/3

12:00-22:25

1 stop26h 25m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 7/3

16:47-09:30

2 stops23h 43m

Melbourne

Thu 19/3

12:00-22:25

1 stop26h 25m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 2/3

16:30-09:30

2 stops24h 00m

Melbourne

Sun 15/3

12:00-22:25

1 stop26h 25m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 4/3

17:25-10:00

1 stop23h 35m

Melbourne

Sun 15/3

12:00-21:50

2 stops25h 50m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 1/3

15:15-09:30

2 stops25h 15m

Melbourne

Tue 17/3

10:30-19:19

2 stops24h 49m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 7/3

16:47-09:30

2 stops23h 43m

Melbourne

Tue 17/3

12:00-22:25

1 stop26h 25m

$1,962

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 4/3

17:25-10:00

1 stop23h 35m

Melbourne

Thu 19/3

12:00-21:00

2 stops25h 00m

$1,962

Flights are sorted by cheapest return flights first.

Deals found on 15/11

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 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 $754). Flying from Illinois to Melbourne Airport in December is currently the most expensive (average of $1,727). 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 35m. 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 $754). Flying from Illinois to Melbourne Airport in December is currently the most expensive (average of $1,727). 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
Lorne
Tullamarine
Phillip Island
Shepparton
Torquay
Daylesford
Mornington
Sorrento
Brighton
Doncaster

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Melbourne

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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 18 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,346Average$1,856FlexibilityNo 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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