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Cheap flights from Melbourne Airport to St. Louis from $949

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Melbourne Airport to St. Louis departing on 3/9. 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 Melbourne Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:00 pm - 7:29 pm
MEL
-
STL
23h 29m
2 stops
American Airlines Logo
4:13 pm - 9:30 am
STL
-
MEL
25h 17m
2 stops
$949American Airlines
Mon, Mar 9 - Mon, Mar 16
American Airlines Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
American Airlines Logo
9:35 am - 6:00 am
STL
-
MEL
28h 25m
1 stop
$951American Airlines
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
American Airlines Logo
11:46 am - 6:45 am
STL
-
MEL
27h 59m
2 stops
$955American Airlines
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
American Airlines Logo
7:03 am - 6:00 am
STL
-
MEL
30h 57m
1 stop
$956American Airlines
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
American Airlines Logo
6:38 am - 6:45 am
STL
-
MEL
33h 07m
1 stop
$960American Airlines
Sat, Mar 28 - Sun, Apr 5
American Airlines Logo
12:00 pm - 11:58 pm
MEL
-
STL
27h 58m
1 stop
American Airlines Logo
11:46 am - 6:45 am
STL
-
MEL
27h 59m
2 stops
$961American Airlines
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
12:00 pm - 9:11 pm
MEL
-
STL
25h 11m
2 stops
American Airlines Logo
10:33 am - 6:00 am
STL
-
MEL
27h 27m
2 stops
$1,132American Airlines
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
12:00 pm - 9:11 pm
MEL
-
STL
25h 11m
2 stops
American Airlines Logo
10:33 am - 6:00 am
STL
-
MEL
27h 27m
2 stops
$1,139American Airlines
Sat, Mar 28 - Sat, Apr 4
Qantas Airways Logo
4:25 pm - 3:28 pm
MEL
-
STL
40h 03m
2 stops
Qantas Airways Logo
6:18 pm - 4:40 pm
STL
-
MEL
29h 22m
2 stops
$1,306Qantas Airways
Fri, Feb 20 - Mon, Feb 23
Qantas Airways Logo
6:00 am - 5:13 pm
MEL
-
STL
28h 13m
2 stops
Qantas Airways Logo
11:46 am - 3:40 pm
STL
-
MEL
34h 54m
2 stops
$1,311Qantas Airways
Fri, Feb 20 - Mon, Feb 23

United Airlines flights from Melbourne Airport to St. Louis

Our best United Airlines deals on Melbourne Airport to St. Louis flight tickets
United Airlines
Apr 4
MEL11:55 amMelbourne
37h 30m
2 stops
STL9:25 amLambert-St Louis
Apr 15
STL2:40 pmLambert-St Louis
26h 35m
2 stops
MEL8:15 amMelbourne
$1,341
United Airlines
Feb 20
MEL1:00 pmMelbourne
26h 14m
3 stops
STL10:14 pmLambert-St Louis
Feb 23
STL4:30 pmLambert-St Louis
24h 00m
2 stops
MEL9:30 amMelbourne
$1,821

Qantas Airways flights from Melbourne Airport to St. Louis

Our best Qantas Airways deals on Melbourne Airport to St. Louis flight tickets
Qantas Airways
Feb 20
MEL4:25 pmMelbourne
40h 03m
2 stops
STL3:28 pmLambert-St Louis
Feb 23
STL6:18 pmLambert-St Louis
29h 22m
2 stops
MEL4:40 pmMelbourne
$1,306
Qantas Airways
Feb 20
MEL6:00 amMelbourne
28h 13m
2 stops
STL5:13 pmLambert-St Louis
Feb 23
STL11:46 amLambert-St Louis
34h 54m
2 stops
MEL3:40 pmMelbourne
$1,311
Qantas Airways
Feb 20
MEL4:25 pmMelbourne
40h 03m
2 stops
STL3:28 pmLambert-St Louis
Feb 23
STL6:18 pmLambert-St Louis
30h 27m
2 stops
MEL5:45 pmMelbourne
$1,313

momondo Fare Finder

 
Customize your flight search to find flights from Melbourne Airport to St. Louis 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 10, 2026.
Use the filters below to find and compare flights from Melbourne Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 3/9

12:00 pm-7:29 pm

2 stops23h 29m

Lambert-St Louis

Mon 3/16

4:13 pm-9:30 am

2 stops25h 17m

$949

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-11:58 pm

1 stop27h 58m

Lambert-St Louis

Sat 4/4

9:35 am-6:00 am

1 stop28h 25m

$951

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-11:58 pm

1 stop27h 58m

Lambert-St Louis

Sat 4/4

11:46 am-6:45 am

2 stops27h 59m

$955

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-11:58 pm

1 stop27h 58m

Lambert-St Louis

Sat 4/4

7:03 am-6:00 am

1 stop30h 57m

$956

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-11:58 pm

1 stop27h 58m

Lambert-St Louis

Sun 4/5

6:38 am-6:45 am

1 stop33h 07m

$960

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-11:58 pm

1 stop27h 58m

Lambert-St Louis

Sat 4/4

11:46 am-6:45 am

2 stops27h 59m

$961

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-9:11 pm

2 stops25h 11m

Lambert-St Louis

Sat 4/4

10:33 am-6:00 am

2 stops27h 27m

$1,132

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-9:11 pm

2 stops25h 11m

Lambert-St Louis

Sat 4/4

10:33 am-6:00 am

2 stops27h 27m

$1,139

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 2/20

4:25 pm-3:28 pm

2 stops40h 03m

Lambert-St Louis

Mon 2/23

6:18 pm-4:40 pm

2 stops29h 22m

$1,306

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 2/20

6:00 am-5:13 pm

2 stops28h 13m

Lambert-St Louis

Mon 2/23

11:46 am-3:40 pm

2 stops34h 54m

$1,311

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Melbourne Airport to St. Louis

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 Melbourne Airport and St. Louis?

What is the cheapest month to fly to St. Louis?

In general, January is the cheapest month to fly from Melbourne Airport to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $837. The month of February is another great option to travel to St. Louis, with average flight prices from Melbourne Airport averaging around $1,038.

Can stopping save me money on Melbourne Airport to St. Louis flights?

You could potentially save up to 3% on your flight if you consider stops on a Melbourne Airport to St. Louis flight.

When to book flights from Melbourne Airport to St. Louis

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

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

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

Fastest flight time

27h 58m

Direct flights

None
The fastest flight from Melbourne Airport to St. Louis takes 27h 58m
There are no direct flights from Melbourne Airport to St. Louis. There are no popular flight routes from Melbourne Airport to St. Louis.
Search flight deals

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

    Melbourne and Lambert-St Louis are 9485.3 mi apart from one another. In terms of flight time, this usually takes a little over 27h 58m.

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

    Prices for flights from Melbourne Airport to Lambert-St Louis Airport are refreshed on a daily basis.

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

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

    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 Melbourne Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Melbourne Airport to St. Louis

Compare and see reviews for airlines that fly from Melbourne Airport to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $822Free CancellationRating
7.4
9,262 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Fenton
Wentzville
Alton
Farmington
Clayton
Edwardsville
Eureka
Festus
Litchfield
Glencoe
Shrewsbury

Why use momondo?

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

It is quick and easy to find Melbourne to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Yes. All flights to St. Louis from Melbourne on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Melbourne to St. Louis 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 Melbourne to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Melbourne 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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