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Cheap flights from Melbourne Airport to St. Louis from $589

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 1/14. 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.
Delta Logo
10:10 am - 5:43 pmMEL-STL
24h 33m2 stops
Delta Logo
6:59 pm - 7:00 amSTL-MEL
44h 01m2 stops
$1,117Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
10:10 am - 5:43 pmMEL-STL
24h 33m2 stops
Delta Logo
6:59 pm - 7:00 amSTL-MEL
44h 01m2 stops
$1,118Delta
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
$1,119Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
Qantas Airways Logo
12:00 pm - 11:48 pmMEL-STL
28h 48m1 stop
Qantas Airways Logo
5:59 pm - 5:45 pmSTL-MEL
31h 46m2 stops
$1,560Qantas Airways
Find Deal
Fri, Mar 6 - Tue, Mar 10
Qantas Airways Logo
12:00 pm - 11:48 pmMEL-STL
28h 48m1 stop
Qantas Airways Logo
5:59 pm - 4:40 pmSTL-MEL
30h 41m2 stops
$1,561Qantas Airways
Find Deal
Fri, Mar 6 - Tue, Mar 10
Qantas Airways Logo
4:05 pm - 7:26 pmMEL-STL
20h 21m1 stop
Qantas Airways Logo
5:59 pm - 4:40 pmSTL-MEL
30h 41m2 stops
$1,562Qantas Airways
Find Deal
Fri, Mar 6 - Tue, Mar 10
American Airlines Logo
4:05 pm - 7:26 pmMEL-STL
20h 21m1 stop
American Airlines Logo
5:59 pm - 5:00 amSTL-MEL
43h 01m1 stop
$1,678American Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
American Airlines Logo
4:05 pm - 7:26 pmMEL-STL
20h 21m1 stop
American Airlines Logo
5:59 pm - 5:00 amSTL-MEL
43h 01m1 stop
$1,679American Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
American Airlines Logo
4:05 pm - 7:26 pmMEL-STL
20h 21m1 stop
American Airlines Logo
5:59 pm - 5:00 amSTL-MEL
43h 01m1 stop
$1,680American Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
Cathay Pacific Logo
12:45 am - 6:03 pmMEL-STL
34h 18m2 stops
Cathay Pacific Logo
5:59 pm - 7:10 amSTL-MEL
45h 11m2 stops
$1,713Cathay Pacific
Find Deal
Thu, Mar 5 - Tue, Mar 10

Delta flights from Melbourne Airport to St. Louis

Our best Delta deals on Melbourne Airport to St. Louis flight tickets
Delta
Mar 6
MEL10:10 amMelbourne
24h 33m
2 stops
STL5:43 pmLambert-St Louis
Mar 10
STL6:59 pmLambert-St Louis
44h 01m
2 stops
MEL7:00 amMelbourne
$1,117
Find similar
Delta
Mar 6
MEL10:10 amMelbourne
24h 33m
2 stops
STL5:43 pmLambert-St Louis
Mar 10
STL6:59 pmLambert-St Louis
44h 01m
2 stops
MEL7:00 amMelbourne
$1,118
Find similar
Delta
Mar 6
MEL10:10 amMelbourne
24h 38m
2 stops
STL5:48 pmLambert-St Louis
Mar 10
STL6:59 pmLambert-St Louis
44h 01m
2 stops
MEL7:00 amMelbourne
$1,119
Find similar

Qantas Airways flights from Melbourne Airport to St. Louis

Our best Qantas Airways deals on Melbourne Airport to St. Louis flight tickets
Qantas Airways
Mar 6
MEL12:00 pmMelbourne
28h 48m
1 stop
STL11:48 pmLambert-St Louis
Mar 10
STL5:59 pmLambert-St Louis
31h 46m
2 stops
MEL5:45 pmMelbourne
$1,560
Find similar
Qantas Airways
Mar 6
MEL12:00 pmMelbourne
28h 48m
1 stop
STL11:48 pmLambert-St Louis
Mar 10
STL5:59 pmLambert-St Louis
30h 41m
2 stops
MEL4:40 pmMelbourne
$1,561
Find similar
Qantas Airways
Mar 6
MEL4:05 pmMelbourne
20h 21m
1 stop
STL7:26 pmLambert-St Louis
Mar 10
STL5:59 pmLambert-St Louis
30h 41m
2 stops
MEL4:40 pmMelbourne
$1,562
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 13, 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

10:10 am-5:43 pm

2 stops24h 33m

Lambert-St Louis

Tue 3/10

6:59 pm-7:00 am

2 stops44h 01m

$1,117

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

10:10 am-5:43 pm

2 stops24h 33m

Lambert-St Louis

Tue 3/10

6:59 pm-7:00 am

2 stops44h 01m

$1,118

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

$1,119

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

12:00 pm-11:48 pm

1 stop28h 48m

Lambert-St Louis

Tue 3/10

5:59 pm-5:45 pm

2 stops31h 46m

$1,560

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

12:00 pm-11:48 pm

1 stop28h 48m

Lambert-St Louis

Tue 3/10

5:59 pm-4:40 pm

2 stops30h 41m

$1,561

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

4:05 pm-7:26 pm

1 stop20h 21m

Lambert-St Louis

Tue 3/10

5:59 pm-4:40 pm

2 stops30h 41m

$1,562

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

4:05 pm-7:26 pm

1 stop20h 21m

Lambert-St Louis

Tue 3/10

5:59 pm-5:00 am

1 stop43h 01m

$1,678

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

4:05 pm-7:26 pm

1 stop20h 21m

Lambert-St Louis

Tue 3/10

5:59 pm-5:00 am

1 stop43h 01m

$1,679

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 3/6

4:05 pm-7:26 pm

1 stop20h 21m

Lambert-St Louis

Tue 3/10

5:59 pm-5:00 am

1 stop43h 01m

$1,680

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 3/5

12:45 am-6:03 pm

2 stops34h 18m

Lambert-St Louis

Tue 3/10

5:59 pm-7:10 am

2 stops45h 11m

$1,713

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 21m.

  • 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
9,017 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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