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Cheap flights from Melbourne Airport to St. Louis from $584

This is the cheapest one-way 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 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
4:05 pm - 10:57 pmMEL-STL
23h 52m1 stop
American Airlines Logo
6:29 pm - 9:30 amSTL-MEL
47h 01m2 stops
$1,061American Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
American Airlines Logo
12:00 pm - 10:57 pmMEL-STL
27h 57m2 stops
American Airlines Logo
5:59 pm - 5:00 amSTL-MEL
43h 01m1 stop
$1,068American Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
11:30 am - 4:52 pmMEL-STL
22h 22m2 stops
United Airlines Logo
5:54 pm - 8:30 amSTL-MEL
46h 36m2 stops
$1,079United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
10:10 am - 5:48 pmMEL-STL
24h 38m2 stops
Delta Logo
6:59 pm - 7:00 amSTL-MEL
44h 01m2 stops
$1,111Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
1:00 pm - 10:22 pmMEL-STL
50h 22m2 stops
United Airlines Logo
6:35 pm - 9:30 amSTL-MEL
45h 55m2 stops
$1,495United Airlines
Find Deal
Fri, Dec 19 - Fri, Dec 26
Qantas Airways Logo
12:15 pm - 11:48 pmMEL-STL
28h 33m2 stops
Qantas Airways Logo
6:30 am - 9:30 amSTL-MEL
35h 00m1 stop
$1,573Qantas Airways
Find Deal
Fri, Mar 6 - Tue, Mar 10
Multiple Airlines Logo
11:30 am - 9:25 pmMEL-STL
26h 55m2 stops
Multiple Airlines Logo
6:44 pm - 5:00 amSTL-MEL
41h 16m1 stop
$1,665Multiple Airlines
Find Deal
Fri, Dec 19 - Fri, Dec 26
American Airlines Logo
4:05 pm - 10:57 pmMEL-STL
23h 52m1 stop
American Airlines Logo
6:30 am - 9:30 amSTL-MEL
35h 00m1 stop
$1,669American Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
Qantas Airways Logo
4:05 pm - 7:30 pmMEL-STL
20h 25m1 stop
Qantas Airways Logo
6:44 pm - 5:00 amSTL-MEL
41h 16m1 stop
$2,413Qantas Airways
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Fri, Dec 19 - Fri, Dec 26
Multiple Airlines Logo
12:45 am - 1:25 amMEL-STL
41h 40m2 stops
Multiple Airlines Logo
8:01 pm - 12:30 pmSTL-MEL
47h 29m2 stops
$3,114Multiple Airlines
Find Deal
Thu, Dec 18 - Fri, Dec 26

United Airlines flights from Melbourne Airport to St. Louis

Our best United Airlines deals on Melbourne Airport to St. Louis flight tickets
United Airlines
Mar 6
MEL11:30 amMelbourne
22h 22m
2 stops
STL4:52 pmLambert-St Louis
Mar 10
STL5:54 pmLambert-St Louis
46h 36m
2 stops
MEL8:30 amMelbourne
$1,079
Find similar
United Airlines
Dec 19
MEL1:00 pmMelbourne
50h 22m
2 stops
STL10:22 pmLambert-St Louis
Dec 26
STL6:35 pmLambert-St Louis
45h 55m
2 stops
MEL9:30 amMelbourne
$1,495
Find similar
United Airlines
Mar 6
MEL1:00 pmMelbourne
20h 44m
1 stop
STL4:44 pmLambert-St Louis
Mar 10
STL5:25 pmLambert-St Louis
23h 35m
1 stop
MEL9:00 amMelbourne
$1,683
Find similar

American Airlines flights from Melbourne Airport to St. Louis

Our best American Airlines deals on Melbourne Airport to St. Louis flight tickets
American Airlines
Mar 6
MEL4:05 pmMelbourne
23h 52m
1 stop
STL10:57 pmLambert-St Louis
Mar 10
STL6:29 pmLambert-St Louis
47h 01m
2 stops
MEL9:30 amMelbourne
$1,061
Find similar
American Airlines
Mar 6
MEL12:00 pmMelbourne
27h 57m
2 stops
STL10:57 pmLambert-St Louis
Mar 10
STL5:59 pmLambert-St Louis
43h 01m
1 stop
MEL5:00 amMelbourne
$1,068
Find similar
American Airlines
Mar 6
MEL4:05 pmMelbourne
23h 52m
1 stop
STL10:57 pmLambert-St Louis
Mar 10
STL6:30 amLambert-St Louis
35h 00m
1 stop
MEL9:30 amMelbourne
$1,669
Find similar

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 November 6, 2025.
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

Fri 3/6

4:05 pm-10:57 pm

1 stop23h 52m

Lambert-St Louis

Tue 3/10

6:29 pm-9:30 am

2 stops47h 01m

$1,061

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

12:00 pm-10:57 pm

2 stops27h 57m

Lambert-St Louis

Tue 3/10

5:59 pm-5:00 am

1 stop43h 01m

$1,068

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

11:30 am-4:52 pm

2 stops22h 22m

Lambert-St Louis

Tue 3/10

5:54 pm-8:30 am

2 stops46h 36m

$1,079

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

10:10 am-5:48 pm

2 stops24h 38m

Lambert-St Louis

Tue 3/10

6:59 pm-7:00 am

2 stops44h 01m

$1,111

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 12/19

1:00 pm-10:22 pm

2 stops50h 22m

Lambert-St Louis

Fri 12/26

6:35 pm-9:30 am

2 stops45h 55m

$1,495

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

12:15 pm-11:48 pm

2 stops28h 33m

Lambert-St Louis

Tue 3/10

6:30 am-9:30 am

1 stop35h 00m

$1,573

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 12/19

11:30 am-9:25 pm

2 stops26h 55m

Lambert-St Louis

Fri 12/26

6:44 pm-5:00 am

1 stop41h 16m

$1,665

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

4:05 pm-10:57 pm

1 stop23h 52m

Lambert-St Louis

Tue 3/10

6:30 am-9:30 am

1 stop35h 00m

$1,669

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 12/19

4:05 pm-7:30 pm

1 stop20h 25m

Lambert-St Louis

Fri 12/26

6:44 pm-5:00 am

1 stop41h 16m

$2,413

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 12/18

12:45 am-1:25 am

2 stops41h 40m

Lambert-St Louis

Fri 12/26

8:01 pm-12:30 pm

2 stops47h 29m

$3,114

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 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 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.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Melbourne Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,447 when looking at flights departing in the morning. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $1,691 per ticket.

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

You could potentially save up to 46% 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

Direct flights

None
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 20h 25m.

  • 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
9,007 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
Florissant
Maryland Heights
O'Fallon
Wentzville
Fenton
Collinsville
St. Peters
Alton
Farmington
Festus
Glencoe
Edwardsville
Clayton
Eureka
Litchfield
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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