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Cheap flights from Melbourne Airport to St. Louis from $578

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 12/9. 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
4:05 pm - 7:29 pmMEL-STL
20h 24m1 stop
American Airlines Logo
6:10 am - 9:30 amSTL-MEL
34h 20m1 stop
$910American Airlines
Find Deal
mié., feb. 11 - jue., feb. 26
American Airlines Logo
12:00 pm - 6:19 pmMEL-STL
23h 19m2 stops
American Airlines Logo
6:15 am - 9:30 amSTL-MEL
35h 15m1 stop
$916American Airlines
Find Deal
jue., feb. 19 - jue., mar. 12
United Airlines Logo
11:30 am - 9:00 pmMEL-STL
26h 30m2 stops
United Airlines Logo
5:25 pm - 10:00 amSTL-MEL
23h 35m1 stop
$921United Airlines
Find Deal
jue., feb. 12 - dom., mar. 1
United Airlines Logo
11:30 am - 10:00 pmMEL-STL
27h 30m2 stops
United Airlines Logo
3:00 pm - 8:30 amSTL-MEL
25h 30m2 stops
$927United Airlines
Find Deal
jue., feb. 19 - jue., mar. 12
Delta Logo
10:10 am - 4:50 pmMEL-STL
23h 40m2 stops
Delta Logo
5:45 pm - 8:00 amSTL-MEL
45h 15m2 stops
$928Delta
Find Deal
mié., feb. 11 - dom., mar. 1
Multiple Airlines Logo
7:25 am - 3:29 pmMEL-STL
49h 04m3 stops
Multiple Airlines Logo
4:05 pm - 12:40 pmSTL-MEL
51h 35m3 stops
$1,073Multiple Airlines
Find Deal
vie., feb. 13 - vie., feb. 27
Delta Logo
10:10 am - 8:39 pmMEL-STL
27h 29m2 stops
Delta Logo
6:59 pm - 7:00 amSTL-MEL
44h 01m2 stops
$1,109Delta
Find Deal
vie., mar. 6 - mar., mar. 10
Multiple Airlines Logo
12:10 pm - 10:56 pmMEL-STL
27h 46m3 stops
Multiple Airlines Logo
10:00 am - 9:25 amSTL-MEL
31h 25m3 stops
$1,399Multiple Airlines
Find Deal
jue., feb. 19 - jue., mar. 12
Cathay Pacific Logo
12:45 am - 10:59 pmMEL-STL
39h 14m2 stops
Cathay Pacific Logo
6:10 am - 12:30 pmSTL-MEL
37h 20m2 stops
$1,662Cathay Pacific
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lun., feb. 9 - lun., mar. 2
Cathay Pacific Logo
12:45 am - 5:56 pmMEL-STL
34h 11m2 stops
Cathay Pacific Logo
5:59 pm - 11:00 pmSTL-MEL
37h 01m2 stops
$1,800Cathay Pacific
Find Deal
jue., mar. 5 - mar., mar. 10

American Airlines flights from Melbourne Airport to St. Louis

Our best American Airlines deals on Melbourne Airport to St. Louis flight tickets
American Airlines
Feb 11
MEL4:05 pmMelbourne
20h 24m
1 stop
STL7:29 pmLambert-St Louis
Feb 26
STL6:10 amLambert-St Louis
34h 20m
1 stop
MEL9:30 amMelbourne
$910
Find similar
American Airlines
Feb 19
MEL12:00 pmMelbourne
23h 19m
2 stops
STL6:19 pmLambert-St Louis
Mar 12
STL6:15 amLambert-St Louis
35h 15m
1 stop
MEL9:30 amMelbourne
$916
Find similar
American Airlines
Feb 16
MEL4:05 pmMelbourne
19h 14m
1 stop
STL6:19 pmLambert-St Louis
Mar 2
STL11:54 amLambert-St Louis
24h 06m
1 stop
MEL5:00 amMelbourne
$1,425
Find similar

United Airlines flights from Melbourne Airport to St. Louis

Our best United Airlines deals on Melbourne Airport to St. Louis flight tickets
United Airlines
Feb 12
MEL11:30 amMelbourne
26h 30m
2 stops
STL9:00 pmLambert-St Louis
Mar 1
STL5:25 pmLambert-St Louis
23h 35m
1 stop
MEL10:00 amMelbourne
$921
Find similar
United Airlines
Feb 19
MEL11:30 amMelbourne
27h 30m
2 stops
STL10:00 pmLambert-St Louis
Mar 12
STL3:00 pmLambert-St Louis
25h 30m
2 stops
MEL8:30 amMelbourne
$927
Find similar
United Airlines
Feb 12
MEL1:00 pmMelbourne
20h 44m
1 stop
STL4:44 pmLambert-St Louis
Mar 2
STL5:25 pmLambert-St Louis
23h 35m
1 stop
MEL10:00 amMelbourne
$1,226
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 octubre 16, 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

mié. 2/11

4:05 pm-7:29 pm

1 stop20h 24m

Lambert-St Louis

jue. 2/26

6:10 am-9:30 am

1 stop34h 20m

$910

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

jue. 2/19

12:00 pm-6:19 pm

2 stops23h 19m

Lambert-St Louis

jue. 3/12

6:15 am-9:30 am

1 stop35h 15m

$916

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

jue. 2/12

11:30 am-9:00 pm

2 stops26h 30m

Lambert-St Louis

dom. 3/1

5:25 pm-10:00 am

1 stop23h 35m

$921

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

jue. 2/19

11:30 am-10:00 pm

2 stops27h 30m

Lambert-St Louis

jue. 3/12

3:00 pm-8:30 am

2 stops25h 30m

$927

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

mié. 2/11

10:10 am-4:50 pm

2 stops23h 40m

Lambert-St Louis

dom. 3/1

5:45 pm-8:00 am

2 stops45h 15m

$928

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

vie. 2/13

7:25 am-3:29 pm

3 stops49h 04m

Lambert-St Louis

vie. 2/27

4:05 pm-12:40 pm

3 stops51h 35m

$1,073

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

vie. 3/6

10:10 am-8:39 pm

2 stops27h 29m

Lambert-St Louis

mar. 3/10

6:59 pm-7:00 am

2 stops44h 01m

$1,109

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

jue. 2/19

12:10 pm-10:56 pm

3 stops27h 46m

Lambert-St Louis

jue. 3/12

10:00 am-9:25 am

3 stops31h 25m

$1,399

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

lun. 2/9

12:45 am-10:59 pm

2 stops39h 14m

Lambert-St Louis

lun. 3/2

6:10 am-12:30 pm

2 stops37h 20m

$1,662

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

jue. 3/5

12:45 am-5:56 pm

2 stops34h 11m

Lambert-St Louis

mar. 3/10

5:59 pm-11:00 pm

2 stops37h 01m

$1,800

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 19h 14m.

  • 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
8,982 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
Collinsville
Fenton
St. Peters
Alton
Farmington
Festus
Glencoe
Clayton
Edwardsville
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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