CA $1,156 Cheap Flights from St. Louis (STL) to Melbourne (MEL)

View CA $1,156 flight on Sat, Aug. 23, 2025Opens in a new window

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Cheap flights from St. Louis (STL) to Melbourne (MEL)

Prices were available within the past 7 days and start at CA $1,156 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from St. Louis (STL) to Melbourne (MEL)

September is typically the cheapest month to fly

From CA $1,578 - CA $3,128 per traveller.

Graph displaying average flight prices per month

Flight from St. Louis to Melbourne (STL - MEL) route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Tullamarine
Distance
15175 km

St. Louis to Melbourne Flights

The easy way to book your flights from St. Louis to Melbourne 

With Expedia, it’s simple to find and book flights to Melbourne from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 4 airlines that cover this route. There are nonstop flights to Tullamarine, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to Melbourne today, tomorrow, or this week.  

 

Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Tullamarine, MEL 

Sort your search results by price to find great deals on your flight from St. Louis to Melbourne—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Melbourne from St. Louis currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Melbourne  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Melbourne from St. Louis 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Melbourne with Expedia today.

Frequently asked questions

How much is a flight from STL to MEL?
The lowest price advertised for a round-trip flight between STL and Tullamarine Airport is . But you better act soon. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to Tullamarine Airport?
The majority of flights can be cancelled online, but every air carrier has a different set of terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to MEL that have flexible change policies?
Many airlines will allow you to move your flight without charging a fee. All you pay is the cost difference between the two flights. When looking for Lambert-St. Louis Intl. Airport (STL) to Tullamarine Airport flights, you'll find a "No change fees" box for you to select.
How many hours is the flight from Lambert Field to Tullamarine Airport (MEL)?
It takes around 20 hours and 16 minutes to travel from Lambert Field to Tullamarine Airport (MEL). If you plan to get some sleep, bring a small pillow, some earplugs and an eye mask.
How far is the flight from Lambert Field to Tullamarine Airport?
The distance is around 15,300 kilometres, so fill your carry-on bag with all the items you need to make the long journey comfortable. Wondering what to take on board your St. Louis to Melbourne flight? A sleep mask, earplugs and a travel pillow are a few essentials.
Which airlines fly direct from STL to Tullamarine Airport?
You won't find any airlines operating directly between Lambert Field and Tullamarine Airport, so be ready to make at least one stop on your journey. A layover can be a good way to break up a trip!
Are Lambert Field to MEL flight tickets cheaper when they're purchased at the last minute?
It is possible to find a great last-minute deal from STL to Tullamarine Airport (MEL), but it can also be hit-or-miss. As many airlines advertise prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can be certain you're always getting the latest offers.

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