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Cheap flights from St. Louis to Melbourne from $980

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Melbourne departing on 16/5. 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

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Find the cheapest flights from St. Louis to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
07:03 - 05:00
STL
-
MEL
30h 57m
1 stop
American Airlines Logo
09:45 - 23:56
MEL
-
STL
29h 11m
1 stop
$1,771American Airlines
Mon, 8 Jun - Mon, 15 Jun
American Airlines Logo
13:19 - 06:45
STL
-
MEL
26h 26m
2 stops
American Airlines Logo
09:45 - 23:56
MEL
-
STL
29h 11m
1 stop
$1,778American Airlines
Mon, 8 Jun - Mon, 15 Jun
United Airlines Logo
15:10 - 07:30
STL
-
MEL
25h 20m
2 stops
United Airlines Logo
09:30 - 20:43
MEL
-
STL
26h 13m
2 stops
$1,793United Airlines
Wed, 10 Jun - Wed, 17 Jun
Qantas Airways Logo
06:30 - 06:45
STL
-
MEL
32h 15m
1 stop
Qantas Airways Logo
13:55 - 12:37
MEL
-
STL
39h 42m
2 stops
$1,799Qantas Airways
Thu, 15 Oct - Thu, 5 Nov
Multiple Airlines Logo
18:51 - 19:20
STL
-
MEL
33h 29m
2 stops
Multiple Airlines Logo
07:30 - 22:00
MEL
-
STL
30h 30m
2 stops
$1,821Multiple Airlines
Sat, 26 Sep - Sat, 10 Oct
American Airlines Logo
12:43 - 06:45
STL
-
MEL
26h 02m
2 stops
American Airlines Logo
12:00 - 17:40
MEL
-
STL
21h 40m
1 stop
$2,006American Airlines
Sun, 18 Oct - Sun, 1 Nov
American Airlines Logo
06:30 - 06:45
STL
-
MEL
32h 15m
1 stop
American Airlines Logo
12:00 - 16:29
MEL
-
STL
20h 29m
1 stop
$2,012American Airlines
Sun, 18 Oct - Sun, 1 Nov
Multiple Airlines Logo
08:55 - 11:05
STL
-
MEL
35h 10m
3 stops
Multiple Airlines Logo
06:00 - 20:00
MEL
-
STL
30h 00m
3 stops
$2,066Multiple Airlines
Sat, 26 Sep - Sat, 10 Oct
Air Canada Logo
08:55 - 11:05
STL
-
MEL
35h 10m
3 stops
Air Canada Logo
06:00 - 20:00
MEL
-
STL
29h 00m
3 stops
$2,073Air Canada
Mon, 14 Sep - Tue, 22 Sep
Air Canada Logo
14:15 - 11:05
STL
-
MEL
29h 50m
3 stops
Air Canada Logo
20:30 - 12:06
MEL
-
STL
54h 36m
3 stops
$2,091Air Canada
Mon, 8 Jun - Mon, 15 Jun

American Airlines flights from St. Louis to Melbourne

Our best American Airlines deals on St. Louis to Melbourne flight tickets
American Airlines
8 June
STL07:03Lambert-St Louis
30h 57m
1 stop
MEL05:00Melbourne
15 June
MEL09:45Melbourne
29h 11m
1 stop
STL23:56Lambert-St Louis
$1,771
American Airlines
8 June
STL13:19Lambert-St Louis
26h 26m
2 stops
MEL06:45Melbourne
15 June
MEL09:45Melbourne
29h 11m
1 stop
STL23:56Lambert-St Louis
$1,778
American Airlines
18 Oct
STL12:43Lambert-St Louis
26h 02m
2 stops
MEL06:45Melbourne
1 Nov
MEL12:00Melbourne
21h 40m
1 stop
STL17:40Lambert-St Louis
$2,006

Qatar Airways flights from St. Louis to Melbourne

Our best Qatar Airways deals on St. Louis to Melbourne flight tickets
Qatar Airways
3 July
STL06:36Lambert-St Louis
43h 14m
2 stops
MEL16:50Melbourne
5 July
MEL22:45Melbourne
40h 14m
2 stops
STL23:59Lambert-St Louis
$3,411
Qatar Airways
3 July
STL06:36Lambert-St Louis
43h 14m
2 stops
MEL16:50Melbourne
5 July
MEL22:45Melbourne
40h 14m
2 stops
STL23:59Lambert-St Louis
$3,414
Qatar Airways
3 July
STL06:36Lambert-St Louis
43h 14m
2 stops
MEL16:50Melbourne
5 July
MEL22:45Melbourne
40h 14m
2 stops
STL23:59Lambert-St Louis
$3,418

momondo Fare Finder

 
Customise your flight search to find flights from St. Louis 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 78,305 searches. Data last updated 26 April 2026.
Use the filters below to find and compare flights from St. Louis to Melbourne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 8/6

07:03-05:00

1 stop30h 57m

Melbourne

Mon 15/6

09:45-23:56

1 stop29h 11m

$1,771

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 8/6

13:19-06:45

2 stops26h 26m

Melbourne

Mon 15/6

09:45-23:56

1 stop29h 11m

$1,778

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 10/6

15:10-07:30

2 stops25h 20m

Melbourne

Wed 17/6

09:30-20:43

2 stops26h 13m

$1,793

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 15/10

06:30-06:45

1 stop32h 15m

Melbourne

Thu 5/11

13:55-12:37

2 stops39h 42m

$1,799

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 26/9

18:51-19:20

2 stops33h 29m

Melbourne

Sat 10/10

07:30-22:00

2 stops30h 30m

$1,821
Fastest return journey

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 18/10

12:43-06:45

2 stops26h 02m

Melbourne

Sun 1/11

12:00-17:40

1 stop21h 40m

$2,006

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 18/10

06:30-06:45

1 stop32h 15m

Melbourne

Sun 1/11

12:00-16:29

1 stop20h 29m

$2,012

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 26/9

08:55-11:05

3 stops35h 10m

Melbourne

Sat 10/10

06:00-20:00

3 stops30h 00m

$2,066

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 14/9

08:55-11:05

3 stops35h 10m

Melbourne

Tue 22/9

06:00-20:00

3 stops29h 00m

$2,073

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 8/6

14:15-11:05

3 stops29h 50m

Melbourne

Mon 15/6

20:30-12:06

3 stops54h 36m

$2,091

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Melbourne from

How to get the cheapest flight ticket from St. Louis 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 typical price of a round-trip flight between St. Louis and Melbourne?

What is the cheapest month to fly to Melbourne?

In general, May is the cheapest month to fly from St. Louis to Melbourne. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,615. If you aren’t able to travel to Melbourne during the month of May, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,803.

Cheap St. Louis to Melbourne flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Melbourne

Fastest flight time

32h 15m

Direct flights

None
The fastest flight from St. Louis to Melbourne takes 32h 15m
There are no direct flights from St. Louis to Melbourne. There are no popular flight routes from St. Louis to Melbourne.
Search flight deals

Frequently asked questions about flying from St. Louis to Melbourne

  • How far is Lambert-St Louis to Melbourne by plane?

    Lambert-St Louis and Melbourne are 15259.6 km apart from one another. A reasonable flight in good conditions will take 32h 15m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Melbourne?

    Prices for flights from Lambert-St Louis Airport to Melbourne refresh daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to Melbourne?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport 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 licence 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.

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis 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 St. Louis to Melbourne for you.

Can I find flights from St. Louis to Melbourne with flexible booking policies on momondo?

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

How can momondo help me find flights from St. Louis to Melbourne?

momondo helps you find the best flight between St. Louis and Melbourne by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from St. Louis to Melbourne now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Melbourne and let you know when they change.

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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 50.4 km from Melbourne
Melbourne Avalon Airport