Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Melbourne from $1,694

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Melbourne departing on 20/4. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from St. Louis to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
16:09 - 05:00
STL
-
MEL
21h 51m1 stop
Qantas Airways Logo
13:35 - 18:20
MEL
-
STL
19h 45m1 stop
$1,694Qantas Airways
Mon, 20 Apr - Wed, 10 Jun
American Airlines Logo
11:14 - 05:00
STL
-
MEL
26h 46m2 stops
American Airlines Logo
13:35 - 20:21
MEL
-
STL
21h 46m1 stop
$1,720American Airlines
Mon, 20 Apr - Wed, 10 Jun
American Airlines Logo
11:14 - 05:00
STL
-
MEL
26h 46m2 stops
American Airlines Logo
08:15 - 16:10
MEL
-
STL
22h 55m2 stops
$1,762American Airlines
Mon, 20 Apr - Wed, 10 Jun
Qantas Airways Logo
18:50 - 06:00
STL
-
MEL
43h 10m1 stop
Qantas Airways Logo
09:45 - 23:16
MEL
-
STL
28h 31m1 stop
$1,765Qantas Airways
Fri, 3 Apr - Sun, 19 Apr
Qantas Airways Logo
18:50 - 06:00
STL
-
MEL
43h 10m1 stop
Qantas Airways Logo
09:45 - 23:16
MEL
-
STL
28h 31m1 stop
$1,766Qantas Airways
Fri, 3 Apr - Sun, 19 Apr
American Airlines Logo
07:00 - 06:00
STL
-
MEL
31h 00m1 stop
American Airlines Logo
09:45 - 18:17
MEL
-
STL
23h 32m2 stops
$1,794American Airlines
Fri, 3 Apr - Sun, 19 Apr
American Airlines Logo
10:03 - 06:00
STL
-
MEL
27h 57m2 stops
American Airlines Logo
09:45 - 18:17
MEL
-
STL
23h 32m2 stops
$1,795American Airlines
Fri, 3 Apr - Sun, 19 Apr
American Airlines Logo
15:36 - 05:00
STL
-
MEL
68h 24m2 stops
American Airlines Logo
16:25 - 15:01
MEL
-
STL
39h 36m2 stops
$1,902American Airlines
Sat, 28 Feb - Wed, 4 Mar
Multiple Airlines Logo
17:04 - 12:25
STL
-
MEL
26h 21m2 stops
Multiple Airlines Logo
16:05 - 19:29
MEL
-
STL
20h 24m1 stop
$1,921Multiple Airlines
Fri, 16 Jan - Fri, 23 Jan
United Airlines Logo
08:05 - 09:30
STL
-
MEL
32h 25m2 stops
United Airlines Logo
13:00 - 21:13
MEL
-
STL
25h 13m2 stops
$1,933United Airlines
Wed, 31 Dec - Wed, 14 Jan

Qantas Airways flights from St. Louis to Melbourne Airport

Our best Qantas Airways deals on St. Louis to Melbourne Airport flight tickets
Qantas Airways
20 Apr
STL16:09Lambert-St Louis
21h 51m
1 stop
MEL05:00Melbourne
10 June
MEL13:35Melbourne
19h 45m
1 stop
STL18:20Lambert-St Louis
$1,694
Find similar
Qantas Airways
3 Apr
STL18:50Lambert-St Louis
43h 10m
1 stop
MEL06:00Melbourne
19 Apr
MEL09:45Melbourne
28h 31m
1 stop
STL23:16Lambert-St Louis
$1,766
Find similar
Qantas Airways
5 Dec
STL17:30Lambert-St Louis
36h 40m
2 stops
MEL23:10Melbourne
12 Dec
MEL16:05Melbourne
20h 24m
1 stop
STL19:29Lambert-St Louis
$1,874
Find similar

American Airlines flights from St. Louis to Melbourne Airport

Our best American Airlines deals on St. Louis to Melbourne Airport flight tickets
American Airlines
20 Apr
STL11:14Lambert-St Louis
26h 46m
2 stops
MEL05:00Melbourne
10 June
MEL13:35Melbourne
21h 46m
1 stop
STL20:21Lambert-St Louis
$1,720
Find similar
American Airlines
20 Apr
STL11:14Lambert-St Louis
26h 46m
2 stops
MEL05:00Melbourne
10 June
MEL08:15Melbourne
22h 55m
2 stops
STL16:10Lambert-St Louis
$1,762
Find similar
American Airlines
3 Apr
STL10:03Lambert-St Louis
27h 57m
2 stops
MEL06:00Melbourne
19 Apr
MEL09:45Melbourne
23h 32m
2 stops
STL18:17Lambert-St Louis
$1,795
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from St. Louis to Melbourne Airport 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 5 December 2025.
Use the filters below to find and compare flights from St. Louis to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 20/4

16:09-05:00

1 stop21h 51m

Melbourne

Wed 10/6

13:35-18:20

1 stop19h 45m

$1,694

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 20/4

11:14-05:00

2 stops26h 46m

Melbourne

Wed 10/6

13:35-20:21

1 stop21h 46m

$1,720

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 20/4

11:14-05:00

2 stops26h 46m

Melbourne

Wed 10/6

08:15-16:10

2 stops22h 55m

$1,762

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 3/4

18:50-06:00

1 stop43h 10m

Melbourne

Sun 19/4

09:45-23:16

1 stop28h 31m

$1,765

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 3/4

18:50-06:00

1 stop43h 10m

Melbourne

Sun 19/4

09:45-23:16

1 stop28h 31m

$1,766

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 3/4

07:00-06:00

1 stop31h 00m

Melbourne

Sun 19/4

09:45-18:17

2 stops23h 32m

$1,794

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 3/4

10:03-06:00

2 stops27h 57m

Melbourne

Sun 19/4

09:45-18:17

2 stops23h 32m

$1,795

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 28/2

15:36-05:00

2 stops68h 24m

Melbourne

Wed 4/3

16:25-15:01

2 stops39h 36m

$1,902

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 16/1

17:04-12:25

2 stops26h 21m

Melbourne

Fri 23/1

16:05-19:29

1 stop20h 24m

$1,921

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 31/12

08:05-09:30

2 stops32h 25m

Melbourne

Wed 14/1

13:00-21:13

2 stops25h 13m

$1,933

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Melbourne from

How to get the cheapest flight ticket from St. Louis to Melbourne Airport

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 Melbourne Airport?

The month of January is another great option to travel to Melbourne Airport, with average flight prices from St. Louis averaging around $2,111.

What is the cheapest time of day to depart on your flight to Melbourne Airport?

Our most recent data shows that the best time of day to fly to Melbourne Airport is in the morning. Flights from St. Louis to Melbourne Airport during this time can be as low as $2,083. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,817 on average. Flights to Melbourne Airport from St. Louis in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from St. Louis to Melbourne Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Melbourne Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap St. Louis to Melbourne Airport (STL to MEL) flight deals and tips

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

Fastest flight time

21h 51m

Direct flights

None
The fastest flight from St. Louis to Melbourne Airport takes 21h 51m
There are no direct flights from St. Louis to Melbourne Airport. There are no popular flight routes from St. Louis to Melbourne Airport.
Search flight deals

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

    Lambert-St Louis and Melbourne are 15265.1 km apart from one another. Flights usually cover this in 21h 51m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Lambert-St Louis Airport to Melbourne Airport refresh daily.

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

  • How old do you have to be to fly from Lambert-St Louis Airport to Melbourne Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Melbourne Airport.

  • What documentation or ID do you need to fly to Melbourne Airport?

    The required travel and health documents for your Melbourne Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Melbourne Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from St. Louis to Melbourne Airport?

Best airlines flying from St. Louis to Melbourne Airport

Compare and see reviews for airlines that fly from St. Louis to Melbourne Airport with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $2,140Free cancellationRating
7.4
9,066 reviews
Search United Airlines flights

Travelling to a place near Melbourne?

Book flights to Melbourne if you plan to visit one of these locations
Geelong
Ballarat
Lorne
Apollo Bay
Dandenong
Torquay
Phillip Island
Sorrento
Tullamarine
Daylesford
Shepparton
St Kilda
Doncaster
Mornington
Brighton

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Melbourne?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Melbourne for you.

Can I find flights from St. Louis to Melbourne with flexible booking policies on momondo?

All flight searches from St. Louis to Melbourne on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential St. Louis to Melbourne 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 St. Louis to Melbourne right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Melbourne, momondo offers a useful price alert feature which will track prices for flights to Melbourne from St. Louis and alert you when they change.

An easier way to manage your Melbourne Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 4/1
Sun 11/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Melbourne

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo
Look for other cheap flights to Melbourne Avalon Airportfrom $95