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Cheap flights from Melbourne Airport to St. Louis from $556

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 6/2. 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.
United Airlines Logo
10:30 am - 9:07 pm
MEL
-
STL
26h 37m
2 stops
United Airlines Logo
8:17 am - 9:00 am
STL
-
MEL
32h 43m
2 stops
$894United Airlines
Wed, Mar 18 - Sun, Mar 22
United Airlines Logo
10:30 am - 9:42 pm
MEL
-
STL
27h 12m
2 stops
United Airlines Logo
2:50 pm - 8:30 am
STL
-
MEL
25h 40m
2 stops
$898United Airlines
Wed, Mar 18 - Sun, Mar 22
United Airlines Logo
10:55 am - 8:43 pm
MEL
-
STL
24h 48m
2 stops
United Airlines Logo
7:23 pm - 8:15 am
STL
-
MEL
21h 52m
1 stop
$899United Airlines
Fri, May 1 - Tue, Jun 2
United Airlines Logo
12:00 pm - 9:07 pm
MEL
-
STL
25h 07m
2 stops
United Airlines Logo
6:05 pm - 8:30 am
STL
-
MEL
46h 25m
2 stops
$947United Airlines
Wed, Mar 25 - Sun, Mar 29
American Airlines Logo
4:05 pm - 10:58 pm
MEL
-
STL
22h 53m
1 stop
American Airlines Logo
6:38 am - 9:30 am
STL
-
MEL
34h 52m
1 stop
$960American Airlines
Wed, Mar 18 - Sun, Mar 22
American Airlines Logo
4:05 pm - 7:29 pm
MEL
-
STL
19h 24m
1 stop
American Airlines Logo
6:38 am - 9:30 am
STL
-
MEL
34h 52m
1 stop
$961American Airlines
Wed, Mar 18 - Sun, Mar 22
Qantas Airways Logo
4:25 pm - 11:58 pm
MEL
-
STL
23h 33m
2 stops
Qantas Airways Logo
4:13 pm - 5:00 am
STL
-
MEL
21h 47m
1 stop
$991Qantas Airways
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
4:25 pm - 11:58 pm
MEL
-
STL
23h 33m
2 stops
American Airlines Logo
10:33 am - 6:00 am
STL
-
MEL
27h 27m
2 stops
$996American Airlines
Sat, Mar 28 - Sat, Apr 4
Multiple Airlines Logo
8:50 pm - 8:04 pm
MEL
-
STL
38h 14m
3 stops
Multiple Airlines Logo
2:20 pm - 11:25 am
STL
-
MEL
30h 05m
3 stops
$1,190Multiple Airlines
Mon, May 4 - Tue, Jun 2
United Airlines Logo
12:00 pm - 10:25 pm
MEL
-
STL
26h 25m
1 stop
United Airlines Logo
7:05 pm - 8:15 am
STL
-
MEL
22h 10m
1 stop
$1,402United Airlines
Sat, Mar 28 - Sat, Apr 4

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 28
MEL4:25 pmMelbourne
23h 33m
2 stops
STL11:58 pmLambert-St Louis
Apr 4
STL4:13 pmLambert-St Louis
21h 47m
1 stop
MEL5:00 amMelbourne
$991
Qantas Airways
Mar 31
MEL3:25 pmMelbourne
24h 33m
2 stops
STL11:58 pmLambert-St Louis
Apr 7
STL6:21 amLambert-St Louis
33h 24m
1 stop
MEL6:45 amMelbourne
$1,705
Qantas Airways
Mar 28
MEL12:00 pmMelbourne
27h 58m
1 stop
STL11:58 pmLambert-St Louis
Apr 4
STL11:46 amLambert-St Louis
26h 14m
1 stop
MEL5:00 amMelbourne
$1,713

Air Canada flights from Melbourne Airport to St. Louis

Our best Air Canada deals on Melbourne Airport to St. Louis flight tickets
Air Canada
May 2
MEL6:00 pmMelbourne
41h 04m
3 stops
STL8:04 pmLambert-St Louis
Jun 2
STL7:30 amLambert-St Louis
36h 35m
3 stops
MEL11:05 amMelbourne
$1,855
Air Canada
May 3
MEL8:45 pmMelbourne
54h 21m
3 stops
STL12:06 pmLambert-St Louis
Jun 2
STL7:30 amLambert-St Louis
36h 35m
3 stops
MEL11:05 amMelbourne
$2,068
Air Canada
May 1
MEL6:00 amMelbourne
45h 06m
3 stops
STL12:06 pmLambert-St Louis
Jun 2
STL7:30 amLambert-St Louis
37h 05m
3 stops
MEL11:35 amMelbourne
$2,211

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 March 4, 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

Wed 3/18

10:30 am-9:07 pm

2 stops26h 37m

Lambert-St Louis

Sun 3/22

8:17 am-9:00 am

2 stops32h 43m

$894

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 3/18

10:30 am-9:42 pm

2 stops27h 12m

Lambert-St Louis

Sun 3/22

2:50 pm-8:30 am

2 stops25h 40m

$898

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 5/1

10:55 am-8:43 pm

2 stops24h 48m

Lambert-St Louis

Tue 6/2

7:23 pm-8:15 am

1 stop21h 52m

$899

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 3/25

12:00 pm-9:07 pm

2 stops25h 07m

Lambert-St Louis

Sun 3/29

6:05 pm-8:30 am

2 stops46h 25m

$947

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 3/18

4:05 pm-10:58 pm

1 stop22h 53m

Lambert-St Louis

Sun 3/22

6:38 am-9:30 am

1 stop34h 52m

$960

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 3/18

4:05 pm-7:29 pm

1 stop19h 24m

Lambert-St Louis

Sun 3/22

6:38 am-9:30 am

1 stop34h 52m

$961

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

4:25 pm-11:58 pm

2 stops23h 33m

Lambert-St Louis

Sat 4/4

4:13 pm-5:00 am

1 stop21h 47m

$991

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

4:25 pm-11:58 pm

2 stops23h 33m

Lambert-St Louis

Sat 4/4

10:33 am-6:00 am

2 stops27h 27m

$996

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 5/4

8:50 pm-8:04 pm

3 stops38h 14m

Lambert-St Louis

Tue 6/2

2:20 pm-11:25 am

3 stops30h 05m

$1,190

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 3/28

12:00 pm-10:25 pm

1 stop26h 25m

Lambert-St Louis

Sat 4/4

7:05 pm-8:15 am

1 stop22h 10m

$1,402

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.

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

22h 29m

Direct flights

None
The fastest flight from Melbourne Airport to St. Louis takes 22h 29m
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 22h 29m.

  • 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
9,389 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
St. Peters
Wentzville
Collinsville
Alton
Fenton
Farmington
Edwardsville
Festus
Clayton
Eureka
Litchfield
Glencoe
Grafton

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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