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Cheap flights from St. Louis to Melbourne from $1,064

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 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Melbourne

Cheap return flights

American Airlines Logo
08:49 - 05:00STL-MEL
28h 11m1 stop
American Airlines Logo
16:05 - 23:41MEL-STL
23h 36m1 stop
$1,921American Airlines
Find Deal
Mon, 6 Oct - Mon, 13 Oct
American Airlines Logo
08:49 - 05:00STL-MEL
28h 11m1 stop
American Airlines Logo
09:45 - 23:05MEL-STL
29h 20m1 stop
$1,933American Airlines
Find Deal
Mon, 6 Oct - Mon, 13 Oct
Logo
16:05 - 11:05STL-MEL
52h 00m3 stops
Logo
20:50 - 19:38MEL-STL
37h 48m3 stops
$1,935
Find Deal
Sat, 13 Sep - Sat, 20 Sep
American Airlines Logo
07:16 - 05:00STL-MEL
30h 44m1 stop
American Airlines Logo
09:45 - 22:59MEL-STL
28h 14m1 stop
$1,938American Airlines
Find Deal
Fri, 19 Sep - Fri, 26 Sep
Logo
15:59 - 19:20STL-MEL
36h 21m2 stops
Logo
07:30 - 20:15MEL-STL
27h 45m2 stops
$2,016
Find Deal
Sat, 20 Sep - Sat, 27 Sep
Air Canada Logo
09:15 - 11:05STL-MEL
34h 50m3 stops
Air Canada Logo
06:00 - 19:38MEL-STL
28h 38m3 stops
$2,078Air Canada
Find Deal
Sun, 21 Sep - Tue, 30 Sep
Air New Zealand Logo
08:20 - 17:45STL-MEL
42h 25m2 stops
Air New Zealand Logo
07:35 - 22:00MEL-STL
29h 25m2 stops
$2,084Air New Zealand
Find Deal
Sun, 21 Sep - Tue, 30 Sep
United Airlines Logo
06:15 - 10:00STL-MEL
34h 45m2 stops
United Airlines Logo
11:30 - 13:16MEL-STL
42h 46m2 stops
$2,320United Airlines
Find Deal
Wed, 10 Dec - Thu, 8 Jan
United Airlines Logo
17:49 - 08:15STL-MEL
23h 26m1 stop
United Airlines Logo
10:55 - 16:54MEL-STL
20h 59m1 stop
$2,467United Airlines
Find Deal
Sun, 21 Sep - Tue, 30 Sep
Air Canada Logo
09:15 - 11:35STL-MEL
35h 20m3 stops
Air Canada Logo
20:30 - 19:38MEL-STL
38h 08m3 stops
$2,791Air Canada
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Sat, 20 Sep - Sat, 27 Sep

Cathay Pacific flights from St. Louis to Melbourne Airport

Our best Cathay Pacific deals on St. Louis to Melbourne Airport flight tickets
Cathay Pacific
13 Nov
STL08:40Lambert-St Louis
34h 50m
2 stops
MEL12:30Melbourne
16 Nov
MEL00:45Melbourne
35h 42m
2 stops
STL19:27Lambert-St Louis
$3,074
Find similar
Cathay Pacific
13 Nov
STL08:40Lambert-St Louis
34h 50m
2 stops
MEL12:30Melbourne
16 Nov
MEL00:45Melbourne
35h 42m
2 stops
STL19:27Lambert-St Louis
$3,075
Find similar
Cathay Pacific
2 Jan
STL17:57Lambert-St Louis
49h 33m
2 stops
MEL12:30Melbourne
21 Jan
MEL00:45Melbourne
38h 42m
2 stops
STL22:27Lambert-St Louis
$3,506
Find similar

Qantas Airways flights from St. Louis to Melbourne Airport

Our best Qantas Airways deals on St. Louis to Melbourne Airport flight tickets
Qantas Airways
7 Oct
STL06:39Lambert-St Louis
43h 16m
2 stops
MEL17:55Melbourne
14 Oct
MEL09:45Melbourne
28h 42m
1 stop
STL22:27Lambert-St Louis
$2,506
Find similar
Qantas Airways
13 Nov
STL18:13Lambert-St Louis
41h 47m
1 stop
MEL05:00Melbourne
17 Nov
MEL14:20Melbourne
26h 22m
2 stops
STL23:42Lambert-St Louis
$2,747
Find similar
Qantas Airways
13 Nov
STL18:13Lambert-St Louis
41h 47m
1 stop
MEL05:00Melbourne
17 Nov
MEL09:15Melbourne
24h 25m
2 stops
STL16:40Lambert-St Louis
$2,901
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from St. Louis to Melbourne Airport 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 24 August 2025.
Use the filters below to find and compare flights from St. Louis to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 6/10

08:49-05:00

1 stop28h 11m

Melbourne

Mon 13/10

16:05-23:41

1 stop23h 36m

$1,921

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 6/10

08:49-05:00

1 stop28h 11m

Melbourne

Mon 13/10

09:45-23:05

1 stop29h 20m

$1,933

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 13/9

16:05-11:05

3 stops52h 00m

Melbourne

Sat 20/9

20:50-19:38

3 stops37h 48m

$1,935

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 19/9

07:16-05:00

1 stop30h 44m

Melbourne

Fri 26/9

09:45-22:59

1 stop28h 14m

$1,938

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 20/9

15:59-19:20

2 stops36h 21m

Melbourne

Sat 27/9

07:30-20:15

2 stops27h 45m

$2,016

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 21/9

09:15-11:05

3 stops34h 50m

Melbourne

Tue 30/9

06:00-19:38

3 stops28h 38m

$2,078

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 21/9

08:20-17:45

2 stops42h 25m

Melbourne

Tue 30/9

07:35-22:00

2 stops29h 25m

$2,084

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 10/12

06:15-10:00

2 stops34h 45m

Melbourne

Thu 8/1

11:30-13:16

2 stops42h 46m

$2,320

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 21/9

17:49-08:15

1 stop23h 26m

Melbourne

Tue 30/9

10:55-16:54

1 stop20h 59m

$2,467

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 20/9

09:15-11:35

3 stops35h 20m

Melbourne

Sat 27/9

20:30-19:38

3 stops38h 08m

$2,791

Flights are sorted by cheapest return 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 St. Louis to Melbourne Airport

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 Airport?

The month of October is another great option to travel to Melbourne Airport, with average flight prices from St. Louis averaging around $2,032.

What is the cheapest time of day to depart on your flight to Melbourne Airport?

Our most recent data shows that the best time of day to fly to Melbourne Airport is in the morning. Flights from St. Louis to Melbourne Airport during this time can be as low as $2,120. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,867 on average. Flights to Melbourne Airport from St. Louis in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from St. Louis to Melbourne Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Melbourne Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap St. Louis to Melbourne Airport (STL to MEL) flight deals and tips

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

Direct flights

None
There are no direct flights from St. Louis to Melbourne Airport. There are no popular flight routes from St. Louis to Melbourne Airport.
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  • How far is Lambert-St Louis to Melbourne by plane?

    Lambert-St Louis and Melbourne are 15265.1 km apart from one another. Flights usually cover this in 21h 58m, depending on flying conditions and air traffic around both airports.

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

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

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Melbourne Airport?

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

    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 Airport.

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

    The required travel and health documents for your Melbourne Airport 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 Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from St. Louis to Melbourne Airport?

Best airlines flying from St. Louis to Melbourne Airport

Compare and see reviews for airlines that fly from St. Louis to Melbourne Airport with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $2,021Free cancellationRating
7.4
8,935 reviews
Search United Airlines flights

Travelling to a place near Melbourne?

Book flights to Melbourne if you plan to visit one of these locations
Geelong
Ballarat
Dandenong
Apollo Bay
Lorne
Phillip Island
Sorrento
Torquay
Tullamarine
Daylesford
St Kilda
Shepparton
Doncaster
Mornington
Brighton

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?

All flight searches from St. Louis to Melbourne on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential St. Louis to Melbourne flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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 simply researching potential flights to Melbourne, momondo offers a useful price alert feature which will track prices for flights to Melbourne from St. Louis and alert you when they change.

An easier way to manage your Melbourne Airport trip

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