Find flights
When to book
FAQs

Cheap flights from St. Louis to Melbourne Airport from $907

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MEL
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Melbourne

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis to Melbourne
Explore the most affordable flight options available from St. Louis to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 July 2026.

Wed 19/810:16
STL
-
MEL
1 stop27h 44m
American Airlines
Wed 26/809:45
MEL
-
STL
1 stop28h 14m
American Airlines
Deal found 5/7$1,711
Tue 27/1008:48
STL
-
MEL
1 stop28h 12m
American Airlines
Wed 11/1123:15
MEL
-
STL
2 stops26h 43m
American Airlines
Deal found 2/7$1,717
Sun 16/813:36
STL
-
MEL
2 stops27h 39m
United Airlines
Sun 23/810:55
MEL
-
STL
1 stop22h 04m
United Airlines
Deal found 1/7$1,725
Tue 27/1019:05
STL
-
MEL
1 stop22h 25m
United Airlines
Wed 11/1112:45
MEL
-
STL
1 stop26h 25m
United Airlines
Deal found 3/7$1,727
Tue 20/1016:39
STL
-
MEL
2 stops24h 36m
United Airlines
Tue 3/1112:45
MEL
-
STL
1 stop26h 25m
United Airlines
Deal found 3/7$1,732
Sat 14/1113:20
STL
-
MEL
1 stop22h 40m
Qantas Airways
Wed 18/1110:15
MEL
-
STL
2 stops30h 27m
Qantas Airways
Deal found 5/7$1,897
Tue 20/1006:04
STL
-
MEL
1 stop32h 41m
American Airlines
Tue 3/1112:00
MEL
-
STL
1 stop27h 29m
American Airlines
Deal found 2/7$1,943
Sat 14/1107:00
STL
-
MEL
1 stop29h 00m
American Airlines
Sun 29/1112:00
MEL
-
STL
1 stop21h 40m
American Airlines
Deal found 5/7$1,999
Sun 16/814:40
STL
-
MEL
3 stops29h 40m
Multiple Airlines
Sun 23/820:50
MEL
-
STL
3 stops38h 34m
Multiple Airlines
Deal found 1/7$2,087

Find flight deals from St. Louis to Melbourne

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Melbourne (MEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 July 2026.

Round-trip from

$1,711

One-way from

$907

Popular in

August

Cheapest in

May

Average price

$2,231
American Airlines
  • American Airlines
  • 19/8-26/8
  • 2 total stops
  • 55h 58m total
  • St. Louis to Melbourne
Search Deals
United Airlines
  • United Airlines
  • 14/10
  • 2 total stops
  • 30h 48m total
  • St. Louis to Melbourne
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($216 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($55 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from St. Louis to Melbourne 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, Cheapflights users made 647,157 searches. Data last updated 6 July 2026.
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

Cheapest return flight
Fastest return journey

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 27/10

19:05-09:30

1 stop22h 25m

Melbourne

Wed 11/11

12:45-22:10

1 stop26h 25m

$1,727

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 20/10

13:29-09:15

2 stops27h 46m

Melbourne

Tue 3/11

12:45-20:34

2 stops24h 49m

$1,732

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 16/8

12:59-08:15

2 stops28h 16m

Melbourne

Sun 23/8

09:30-20:29

2 stops25h 59m

$1,732
Cheapest one-way

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 14/10

10:27-09:15

2 stops30h 48m

$907

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 14/10

10:35-16:35

3 stops38h 00m

$1,071

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 16/12

18:13-23:00

2 stops35h 47m

$1,888

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 16/12

19:55-09:50

2 stops44h 55m

$2,039
Fastest single journey

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 16/12

13:30-08:55

3 stops26h 25m

$2,324

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Sorted by cheapest first

Best time to book a flight from St. Louis to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Melbourne Airport

How much does it cost for a return flight from St. Louis to Melbourne Airport?

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Melbourne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Melbourne?

    Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly out of when you book flights from St. Louis to Melbourne. 0 airlines have flights from Lambert-St Louis to Melbourne on a regular basis. Booking flights from Lambert-St Louis to Melbourne should not be difficult; the airport handles an average of 0 outbound flights to Melbourne per day.

  • How long is the flight from St. Louis to Melbourne Airport?

    There are many flights that can get you from St. Louis to Melbourne Airport in 27h 39m. Fly via American Airlines or United Airlines to get the fastest option. The distance from St. Louis to Melbourne Airport is about 15255 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from St. Louis to Melbourne that include hotel bookings?

    Yes. In addition to deals on St. Louis to Melbourne flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Melbourne?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Melbourne.

  • Can I find deals for business class flights from St. Louis to Melbourne?

    Yes. Cheapflights offers flight deals from St. Louis to Melbourne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Melbourne Airport?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Melbourne

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Melbourne flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Melbourne?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Melbourne. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Melbourne?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Melbourne.

Can Cheapflights find flights from St. Louis to Melbourne with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Melbourne flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to Melbourne become cheaper?

Yes, Cheapflights offers price alerts on St. Louis to Melbourne flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.