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Cheap flights from Melbourne to St. Louis from $1,235

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 to St. Louis departing on 31/8. 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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Find the cheapest flights from Melbourne to St. Louis

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
14:30 - 23:56
MEL
-
STL
24h 26m
2 stops
Qantas Airways Logo
19:20 - 05:00
STL
-
MEL
42h 40m
1 stop
$1,755Qantas Airways
Wed, 10 Jun - Sun, 21 Jun
United Airlines Logo
10:55 - 21:02
MEL
-
STL
25h 07m
2 stops
United Airlines Logo
07:00 - 08:15
STL
-
MEL
34h 15m
1 stop
$1,792United Airlines
Mon, 7 Sep - Sun, 27 Sep
Multiple Airlines Logo
14:30 - 23:56
MEL
-
STL
24h 26m
2 stops
Multiple Airlines Logo
06:35 - 11:20
STL
-
MEL
37h 45m
2 stops
$1,824Multiple Airlines
Wed, 10 Jun - Sun, 21 Jun
Air Canada Logo
20:45 - 14:02
MEL
-
STL
56h 17m
3 stops
Air Canada Logo
08:55 - 11:35
STL
-
MEL
35h 40m
3 stops
$1,915Air Canada
Thu, 6 Aug - Mon, 10 Aug
Air Canada Logo
20:45 - 14:02
MEL
-
STL
56h 17m
3 stops
Air Canada Logo
08:55 - 11:35
STL
-
MEL
35h 40m
3 stops
$1,993Air Canada
Thu, 6 Aug - Mon, 10 Aug
Air Canada Logo
06:00 - 14:02
MEL
-
STL
47h 02m
3 stops
Air Canada Logo
08:55 - 11:35
STL
-
MEL
35h 40m
3 stops
$1,995Air Canada
Thu, 6 Aug - Mon, 10 Aug
Air Canada Logo
06:00 - 12:06
MEL
-
STL
45h 06m
3 stops
Air Canada Logo
14:15 - 11:35
STL
-
MEL
30h 20m
3 stops
$2,037Air Canada
Wed, 10 Jun - Sun, 21 Jun
Air Canada Logo
20:45 - 20:07
MEL
-
STL
38h 22m
3 stops
Air Canada Logo
08:55 - 11:35
STL
-
MEL
35h 40m
3 stops
$2,064Air Canada
Thu, 6 Aug - Mon, 10 Aug
Air Canada Logo
06:00 - 20:09
MEL
-
STL
29h 09m
3 stops
Air Canada Logo
14:15 - 11:35
STL
-
MEL
30h 20m
3 stops
$2,065Air Canada
Thu, 4 Jun - Mon, 8 Jun
Delta Logo
10:00 - 00:43
MEL
-
STL
29h 43m
2 stops
Delta Logo
15:57 - 07:50
STL
-
MEL
48h 53m
2 stops
$2,079Delta
Wed, 10 Jun - Sun, 21 Jun

Qantas Airways flights from Melbourne to St. Louis

Our best Qantas Airways deals on Melbourne to St. Louis flight tickets
Qantas Airways
10 June
MEL14:30Melbourne
24h 26m
2 stops
STL23:56Lambert-St Louis
21 June
STL19:20Lambert-St Louis
42h 40m
1 stop
MEL05:00Melbourne
$1,755
Qantas Airways
10 June
MEL10:00Melbourne
28h 56m
2 stops
STL23:56Lambert-St Louis
21 June
STL19:20Lambert-St Louis
42h 40m
1 stop
MEL05:00Melbourne
$2,442
Qantas Airways
10 June
MEL13:35Melbourne
21h 01m
1 stop
STL19:36Lambert-St Louis
21 June
STL19:20Lambert-St Louis
42h 40m
1 stop
MEL05:00Melbourne
$3,107

Air Canada flights from Melbourne to St. Louis

Our best Air Canada deals on Melbourne to St. Louis flight tickets
Air Canada
6 Aug
MEL20:45Melbourne
56h 17m
3 stops
STL14:02Lambert-St Louis
10 Aug
STL08:55Lambert-St Louis
35h 40m
3 stops
MEL11:35Melbourne
$1,915
Air Canada
6 Aug
MEL20:45Melbourne
56h 17m
3 stops
STL14:02Lambert-St Louis
10 Aug
STL08:55Lambert-St Louis
35h 40m
3 stops
MEL11:35Melbourne
$1,993
Air Canada
6 Aug
MEL06:00Melbourne
47h 02m
3 stops
STL14:02Lambert-St Louis
10 Aug
STL08:55Lambert-St Louis
35h 40m
3 stops
MEL11:35Melbourne
$1,995

momondo Fare Finder

 
Customise your flight search to find flights from Melbourne 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 78,305 searches. Data last updated 12 May 2026.
Use the filters below to find and compare flights from Melbourne to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 10/6

14:30-23:56

2 stops24h 26m

Lambert-St Louis

Sun 21/6

19:20-05:00

1 stop42h 40m

$1,755
Fastest return journey

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 7/9

10:55-21:02

2 stops25h 07m

Lambert-St Louis

Sun 27/9

07:00-08:15

1 stop34h 15m

$1,792

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 10/6

14:30-23:56

2 stops24h 26m

Lambert-St Louis

Sun 21/6

06:35-11:20

2 stops37h 45m

$1,824

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 6/8

20:45-14:02

3 stops56h 17m

Lambert-St Louis

Mon 10/8

08:55-11:35

3 stops35h 40m

$1,915

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 6/8

20:45-14:02

3 stops56h 17m

Lambert-St Louis

Mon 10/8

08:55-11:35

3 stops35h 40m

$1,993

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 6/8

06:00-14:02

3 stops47h 02m

Lambert-St Louis

Mon 10/8

08:55-11:35

3 stops35h 40m

$1,995

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 10/6

06:00-12:06

3 stops45h 06m

Lambert-St Louis

Sun 21/6

14:15-11:35

3 stops30h 20m

$2,037

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 6/8

20:45-20:07

3 stops38h 22m

Lambert-St Louis

Mon 10/8

08:55-11:35

3 stops35h 40m

$2,064

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 4/6

06:00-20:09

3 stops29h 09m

Lambert-St Louis

Mon 8/6

14:15-11:35

3 stops30h 20m

$2,065

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 10/6

10:00-00:43

2 stops29h 43m

Lambert-St Louis

Sun 21/6

15:57-07:50

2 stops48h 53m

$2,079

Flights are sorted by cheapest return 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 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 and St. Louis?

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

The month of December is, on average, the cheapest month to fly to St. Louis from Melbourne, with most prices found around $1,016. If you aren’t able to travel to St. Louis during the month of December, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,129.

Cheap Melbourne to St. Louis flight deals and tips

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

Fastest flight time

25h 07m

Direct flights

None
The fastest flight from Melbourne to St. Louis takes 25h 07m
There are no direct flights from Melbourne to St. Louis. There are no popular flight routes from Melbourne to St. Louis.
Search flight deals

Frequently asked questions about flying from Melbourne to St. Louis

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

    A flight from Melbourne to Lambert-St Louis will travel around 15259.6 km. 25h 07m is a normal flight duration for this route.

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

    Prices for flights from Melbourne to Lambert-St Louis Airport were last updated today.

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

  • How old do you have to be to fly from Melbourne 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Melbourne to Lambert-St Louis Airport.

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

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Melbourne to St. Louis

Compare and see reviews for airlines that fly from Melbourne to St. Louis with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,015Free cancellationRating
7.4
9,701 reviews
Search United Airlines flights

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles

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?

Flights from Melbourne to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Melbourne to St. Louis.

I’m not ready to book a flight from Melbourne to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Melbourne to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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