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Cheap flights from Illinois to Melbourne from $489

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Melbourne departing on 5/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Melbourne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
6:50 pm - 8:20 am
STL
-
MEL
45h 30m
2 stops
Qantas Airways Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
$906Qantas Airways
Wed, Mar 18 - Wed, Mar 25
Qantas Airways Logo
4:13 pm - 8:20 am
STL
-
MEL
47h 07m
2 stops
Qantas Airways Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
$934Qantas Airways
Wed, Mar 4 - Wed, Mar 11
Multiple Airlines Logo
9:20 pm - 6:45 am
ORD
-
MEL
42h 25m
1 stop
Multiple Airlines Logo
1:30 pm - 5:50 am
MEL
-
ORD
31h 20m
2 stops
$986Multiple Airlines
Fri, Apr 17 - Thu, Apr 30
Multiple Airlines Logo
6:00 am - 6:45 am
ORD
-
MEL
33h 45m
1 stop
Multiple Airlines Logo
1:30 pm - 6:46 am
MEL
-
ORD
32h 16m
2 stops
$1,023Multiple Airlines
Wed, Apr 29 - Thu, May 14
Delta Logo
2:22 pm - 8:00 am
STL
-
MEL
24h 38m
2 stops
Delta Logo
9:10 am - 11:58 pm
MEL
-
STL
30h 48m
2 stops
$1,175Delta
Wed, Mar 4 - Wed, Mar 11
Delta Logo
10:12 am - 8:50 am
STL
-
MEL
30h 38m
2 stops
Delta Logo
10:00 am - 9:19 pm
MEL
-
STL
26h 19m
2 stops
$1,225Delta
Fri, Apr 3 - Sun, Apr 19
American Airlines Logo
4:13 pm - 9:30 am
STL
-
MEL
25h 17m
2 stops
American Airlines Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
$1,274American Airlines
Thu, Mar 12 - Sat, Mar 21
American Airlines Logo
6:38 am - 9:30 am
STL
-
MEL
34h 52m
1 stop
American Airlines Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
$1,280American Airlines
Thu, Mar 12 - Sat, Mar 21
United Airlines Logo
7:05 pm - 9:15 am
STL
-
MEL
22h 10m
1 stop
United Airlines Logo
10:55 am - 6:24 pm
MEL
-
STL
22h 29m
1 stop
$1,293United Airlines
Fri, Apr 3 - Sun, Apr 19
United Airlines Logo
9:00 am - 9:00 am
STL
-
MEL
32h 00m
2 stops
United Airlines Logo
12:00 pm - 9:05 pm
MEL
-
STL
25h 05m
2 stops
$1,296United Airlines
Thu, Mar 12 - Sat, Mar 21

Qantas Airways flights from Illinois to Melbourne

Our best Qantas Airways deals on Illinois to Melbourne flight tickets
Qantas Airways
Mar 18
STL6:50 pmLambert-St Louis
45h 30m
2 stops
MEL8:20 amMelbourne
Mar 25
MEL12:00 pmMelbourne
27h 58m
1 stop
STL11:58 pmLambert-St Louis
$906
Qantas Airways
Mar 4
STL4:13 pmLambert-St Louis
47h 07m
2 stops
MEL8:20 amMelbourne
Mar 11
MEL12:00 pmMelbourne
27h 58m
1 stop
STL11:58 pmLambert-St Louis
$934
Qantas Airways
Feb 4
ORD8:00 pmChicago O'Hare Intl
28h 15m
2 stops
MEL5:15 pmMelbourne
Feb 10
MEL12:00 pmMelbourne
20h 57m
1 stop
ORD3:57 pmChicago O'Hare Intl
$938

Air Canada flights from Illinois to Melbourne

Our best Air Canada deals on Illinois to Melbourne flight tickets
Air Canada
Apr 8
ORD3:40 pmChicago O'Hare Intl
28h 25m
2 stops
MEL11:05 amMelbourne
Apr 21
MEL6:00 amMelbourne
28h 58m
2 stops
ORD7:58 pmChicago O'Hare Intl
$1,286
Air Canada
Mar 23
ORD3:35 pmChicago O'Hare Intl
29h 30m
2 stops
MEL1:05 pmMelbourne
Apr 6
MEL8:30 pmMelbourne
33h 13m
2 stops
ORD2:43 pmChicago O'Hare Intl
$1,291
Air Canada
Mar 21
ORD3:35 pmChicago O'Hare Intl
30h 40m
2 stops
MEL2:15 pmMelbourne
Apr 6
MEL8:30 pmMelbourne
33h 13m
2 stops
ORD2:43 pmChicago O'Hare Intl
$1,292

momondo 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Illinois to Melbourne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 3/18

6:50 pm-8:20 am

2 stops45h 30m

Melbourne

Wed 3/25

12:00 pm-11:58 pm

1 stop27h 58m

$906

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 3/4

4:13 pm-8:20 am

2 stops47h 07m

Melbourne

Wed 3/11

12:00 pm-11:58 pm

1 stop27h 58m

$934

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Fri 4/17

9:20 pm-6:45 am

1 stop42h 25m

Melbourne

Thu 4/30

1:30 pm-5:50 am

2 stops31h 20m

$986

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Wed 4/29

6:00 am-6:45 am

1 stop33h 45m

Melbourne

Thu 5/14

1:30 pm-6:46 am

2 stops32h 16m

$1,023

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 3/4

2:22 pm-8:00 am

2 stops24h 38m

Melbourne

Wed 3/11

9:10 am-11:58 pm

2 stops30h 48m

$1,175

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 4/3

10:12 am-8:50 am

2 stops30h 38m

Melbourne

Sun 4/19

10:00 am-9:19 pm

2 stops26h 19m

$1,225

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 3/12

4:13 pm-9:30 am

2 stops25h 17m

Melbourne

Sat 3/21

12:00 pm-11:58 pm

1 stop27h 58m

$1,274

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 3/12

6:38 am-9:30 am

1 stop34h 52m

Melbourne

Sat 3/21

12:00 pm-11:58 pm

1 stop27h 58m

$1,280

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 4/3

7:05 pm-9:15 am

1 stop22h 10m

Melbourne

Sun 4/19

10:55 am-6:24 pm

1 stop22h 29m

$1,293

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 3/12

9:00 am-9:00 am

2 stops32h 00m

Melbourne

Sat 3/21

12:00 pm-9:05 pm

2 stops25h 05m

$1,296

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Melbourne from

How to get the cheapest flight ticket from Illinois to Melbourne

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Melbourne?

In general, July is the cheapest month to fly from Illinois to Melbourne. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $894. The month of August is another great option to travel to Melbourne, with average flight prices from Illinois averaging around $894.

How far in advance should I book a flight to Melbourne?

You are more likely to see cheaper flights to Melbourne from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Melbourne for around $1,198 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne from Illinois for as low as $949 on momondo.

Cheap Illinois to Melbourne flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Melbourne

Fastest flight time

22h 09m

Direct flights

None
The fastest flight from Illinois to Melbourne takes 22h 09m
There are no direct flights from Illinois to Melbourne. There are no popular flight routes from Illinois to Melbourne.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Melbourne?

    Prices for flights from Illinois to Melbourne are updated daily.

  • How many operators does momondo search for flights from Illinois to Melbourne?

  • How old do you have to be to fly from Illinois to Melbourne?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Melbourne.

  • What documentation or ID do you need to fly to Melbourne?

    The required travel and health documents for your Melbourne trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Melbourne. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Melbourne

Compare and see reviews for airlines that fly from Illinois to Melbourne with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $769Free CancellationRating
7.5
985 reviews
Search Qantas Airways flights
Fiji AirwaysPriceFrom $796Free CancellationRating
8.0
223 reviews
Search Fiji Airways flights
American AirlinesPriceFrom $844Free CancellationRating
7.2
11,215 reviews
Search American Airlines flights
Air CanadaPriceFrom $872Free CancellationRating
7.1
10,677 reviews
Search Air Canada flights
Air New ZealandPriceFrom $1,217Free CancellationRating
8.0
578 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,439Free CancellationRating
7.4
9,232 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Melbourne?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Melbourne for you.

Can I find flights from Illinois to Melbourne with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Illinois to Melbourne flights to just show those with flexible booking policies.

How can momondo help me find flights from Illinois to Melbourne?

Once you have performed a search for Illinois to Melbourne flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to Melbourne right now. Can momondo alert me if prices change?

Price alerts on flights to Melbourne from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Australia

Fly into one of these airports located in Melbourne

Airports listed have a maximum distance of 31.3 mi from Melbourne
Melbourne Avalon Airport