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Cheap flights from St. Louis to Melbourne from $1,259

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 1/11. 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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Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
18:30 - 09:15STL-MEL
22h 45m1 stop
United Airlines Logo
10:55 - 17:03MEL-STL
21h 08m1 stop
$1,977United Airlines
Find Deal
Fri, 3 Apr - Sun, 19 Apr
United Airlines Logo
11:25 - 08:30STL-MEL
29h 05m2 stops
United Airlines Logo
10:30 - 20:54MEL-STL
26h 24m2 stops
$1,983United Airlines
Find Deal
Fri, 13 Mar - Sun, 22 Mar
Multiple Airlines Logo
06:00 - 12:30STL-MEL
38h 30m2 stops
Multiple Airlines Logo
00:45 - 23:42MEL-STL
39h 57m2 stops
$2,157Multiple Airlines
Find Deal
Tue, 28 Oct - Wed, 12 Nov
American Airlines Logo
16:08 - 09:30STL-MEL
25h 22m2 stops
American Airlines Logo
12:00 - 23:09MEL-STL
27h 09m1 stop
$2,179American Airlines
Find Deal
Sat, 14 Mar - Sun, 22 Mar
Cathay Pacific Logo
07:16 - 12:30STL-MEL
37h 14m2 stops
Cathay Pacific Logo
15:35 - 23:42MEL-STL
49h 07m2 stops
$2,246Cathay Pacific
Find Deal
Tue, 28 Oct - Thu, 13 Nov
Cathay Pacific Logo
08:39 - 23:00STL-MEL
45h 21m2 stops
Cathay Pacific Logo
08:40 - 16:47MEL-STL
49h 07m2 stops
$2,334Cathay Pacific
Find Deal
Thu, 13 Nov - Mon, 17 Nov
American Airlines Logo
09:41 - 05:00STL-MEL
27h 19m1 stop
American Airlines Logo
12:00 - 23:09MEL-STL
27h 09m1 stop
$2,402American Airlines
Find Deal
Sat, 14 Mar - Sun, 22 Mar
Multiple Airlines Logo
18:13 - 23:00STL-MEL
35h 47m2 stops
Multiple Airlines Logo
00:45 - 23:57MEL-STL
40h 12m2 stops
$2,585Multiple Airlines
Find Deal
Mon, 1 Dec - Sun, 7 Dec
Qantas Airways Logo
07:04 - 11:25STL-MEL
35h 21m2 stops
Qantas Airways Logo
12:00 - 23:59MEL-STL
28h 59m1 stop
$2,599Qantas Airways
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Wed, 14 Jan - Wed, 4 Feb
Qantas Airways Logo
06:39 - 12:05STL-MEL
37h 26m2 stops
Qantas Airways Logo
12:00 - 23:42MEL-STL
28h 42m1 stop
$2,639Qantas Airways
Find Deal
Tue, 28 Oct - Thu, 13 Nov

United Airlines flights from St. Louis to Melbourne Airport

Our best United Airlines deals on St. Louis to Melbourne Airport flight tickets
United Airlines
3 Apr
STL18:30Lambert-St Louis
22h 45m
1 stop
MEL09:15Melbourne
19 Apr
MEL10:55Melbourne
21h 08m
1 stop
STL17:03Lambert-St Louis
$1,977
Find similar
United Airlines
13 Mar
STL15:00Lambert-St Louis
25h 30m
2 stops
MEL08:30Melbourne
21 Mar
MEL10:30Melbourne
26h 30m
2 stops
STL21:00Lambert-St Louis
$1,983
Find similar
United Airlines
2 Jan
STL06:30Lambert-St Louis
34h 00m
2 stops
MEL09:30Melbourne
22 Jan
MEL11:30Melbourne
26h 43m
2 stops
STL21:13Lambert-St Louis
$2,129
Find similar

American Airlines flights from St. Louis to Melbourne Airport

Our best American Airlines deals on St. Louis to Melbourne Airport flight tickets
American Airlines
14 Mar
STL16:08Lambert-St Louis
25h 22m
2 stops
MEL09:30Melbourne
22 Mar
MEL12:00Melbourne
27h 09m
1 stop
STL23:09Lambert-St Louis
$2,179
Find similar
American Airlines
14 Mar
STL09:41Lambert-St Louis
27h 19m
1 stop
MEL05:00Melbourne
22 Mar
MEL12:00Melbourne
27h 09m
1 stop
STL23:09Lambert-St Louis
$2,402
Find similar
American Airlines
1 Dec
STL05:17Lambert-St Louis
30h 43m
1 stop
MEL05:00Melbourne
8 Dec
MEL12:00Melbourne
28h 57m
1 stop
STL23:57Lambert-St Louis
$2,434
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 17 October 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

Fri 3/4

18:30-09:15

1 stop22h 45m

Melbourne

Sun 19/4

10:55-17:03

1 stop21h 08m

$1,977

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 13/3

11:25-08:30

2 stops29h 05m

Melbourne

Sun 22/3

10:30-20:54

2 stops26h 24m

$1,983

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 28/10

06:00-12:30

2 stops38h 30m

Melbourne

Wed 12/11

00:45-23:42

2 stops39h 57m

$2,157

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 14/3

16:08-09:30

2 stops25h 22m

Melbourne

Sun 22/3

12:00-23:09

1 stop27h 09m

$2,179

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 28/10

07:16-12:30

2 stops37h 14m

Melbourne

Thu 13/11

15:35-23:42

2 stops49h 07m

$2,246

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 13/11

08:39-23:00

2 stops45h 21m

Melbourne

Mon 17/11

08:40-16:47

2 stops49h 07m

$2,334

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 14/3

09:41-05:00

1 stop27h 19m

Melbourne

Sun 22/3

12:00-23:09

1 stop27h 09m

$2,402

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 1/12

18:13-23:00

2 stops35h 47m

Melbourne

Sun 7/12

00:45-23:57

2 stops40h 12m

$2,585

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 14/1

07:04-11:25

2 stops35h 21m

Melbourne

Wed 4/2

12:00-23:59

1 stop28h 59m

$2,599

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 28/10

06:39-12:05

2 stops37h 26m

Melbourne

Thu 13/11

12:00-23:42

1 stop28h 42m

$2,639

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 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 typical price of a round-trip flight between St. Louis and Melbourne Airport?

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 $2,200.

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 $2,121. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,868 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 20h 52m, 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 $2,022Free cancellationRating
7.4
8,987 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
Lorne
Apollo Bay
Dandenong
Phillip Island
Torquay
Tullamarine
Sorrento
Daylesford
Shepparton
St Kilda
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.

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