HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Melbourne

$1,233+ Cheap flights from St. Louis (STL) to Melbourne (MEL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MEL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Melbourne with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Melbourne

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 December 12, 2025.

This oojo deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:30 pmSTL - MEL
1 stop42h 30mQantas Airways
Thu 1/89:05 pmMEL - STL
2 stops34h 42mQantas Airways
Deal found 12/10$1,233
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:30 amSTL - MEL
2 stops34h 00mUnited Airlines
Wed 1/141:00 pmMEL - STL
2 stops41h 16mUnited Airlines
Deal found 12/10$1,279
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amSTL - MEL
2 stops33h 00mDelta
Wed 1/1410:10 amMEL - STL
2 stops30h 15mDelta
Deal found 12/11$1,298
This Qantas Airways deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:30 pmSTL - MEL
2 stops28h 10mQantas Airways
Wed 1/1412:00 pmMEL - STL
1 stop28h 59mQantas Airways
Deal found 12/11$1,379
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:00 amSTL - MEL
2 stops35h 00mUnited Airlines
Fri 1/211:30 amMEL - STL
2 stops27h 52mUnited Airlines
Deal found 12/11$1,996
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:20 amSTL - MEL
1 stop34h 10mAmerican Airlines
Wed 1/1412:00 pmMEL - STL
1 stop28h 59mAmerican Airlines
Deal found 12/11$2,078
This Cathay Pacific deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:20 amSTL - MEL
2 stops47h 40mMultiple Airlines
Wed 1/146:30 amMEL - STL
3 stops34h 29mMultiple Airlines
Deal found 12/10$2,183

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,279
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$1,552
Provider with most accurate pricing for Lambert-St Louis-Melbourne flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Melbourne flights.
Search Deals
From Lambert-St Louis to Melbourne
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from St. Louis to Melbourne Airport that are best for you.

Fly from

St. Louis

Fly to

Melbourne

Route

Depart

Return

Price

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 12/31

6:30 am-9:30 am

2 stops34h 00m

Melbourne

Wed 1/14

1:00 pm-1:16 pm

2 stops41h 16m

$1,279

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 1/2

8:05 am-9:30 am

2 stops32h 25m

Melbourne

Thu 1/22

11:30 am-4:55 pm

2 stops22h 25m

$1,291

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 12/31

6:00 am-8:00 am

2 stops33h 00m

Melbourne

Wed 1/14

10:10 am-11:25 pm

2 stops30h 15m

$1,298

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 12/31

3:30 pm-12:40 pm

2 stops28h 10m

Melbourne

Wed 1/14

12:00 pm-11:59 pm

1 stop28h 59m

$1,379

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 1/25

8:05 am-9:30 am

2 stops32h 25m

Melbourne

Sun 2/1

1:00 pm-5:11 am

1 stop33h 11m

$1,396

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 1/2

11:41 am-5:00 am

1 stop24h 19m

Melbourne

Thu 1/22

4:05 pm-10:59 pm

1 stop23h 54m

$1,413

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 12/19

6:00 am-10:00 am

2 stops35h 00m

Melbourne

Fri 1/2

11:30 am-10:22 pm

2 stops27h 52m

$1,996

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 12/31

6:20 am-9:30 am

1 stop34h 10m

Melbourne

Wed 1/14

12:00 pm-11:59 pm

1 stop28h 59m

$2,078

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 1/19

11:05 am-12:30 pm

2 stops32h 25m

$3,993

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 1/19

7:04 am-9:30 am

1 stop33h 26m

$5,359

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Compare providers for flights from St. Louis to Melbourne

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Melbourne in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Melbourne Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Melbourne Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Melbourne Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Melbourne Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Melbourne Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

What is the cheapest month to book a flight from St. Louis to Melbourne Airport?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Melbourne Airport (average of $1,075). Flying from St. Louis to Melbourne Airport in July is currently the most expensive (average of $1,553). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to MEL?

Find hourly flight availability from St. Louis to Melbourne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from St. Louis to Melbourne Airport at noon. By choosing this option you can save up to 45% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Melbourne

Get insights into the airlines that provide service to Melbourne. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Melbourne. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from St. Louis to Melbourne Airport, such as Fiji Airways, Qantas Airways, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.1
Very good
210 reviews

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Fiji Airways
8.1
Very good
210 reviews
Fiji Airways
8.1
Very good
210 reviews

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Qantas Airways
7.5
Good
947 reviews
Fiji Airways
8.1
Very good
210 reviews

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
United Airlines
7.4
Good
9,095 reviews
Fiji Airways
8.1
Very good
210 reviews

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
American Airlines
7.2
Good
11,049 reviews
Fiji Airways
8.1
Very good
210 reviews

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

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 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Melbourne. 4 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?

    Departing from St. Louis to Melbourne Airport will take you 28h 10m. St. Louis and Melbourne Airport are separated by a distance of 9479 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from St. Louis to Melbourne Airport round-trip?

    Cheapflights users have booked flights from St. Louis to Melbourne Airport round-trip from $1,118. Other airlines that can offer you cheap pricing are Fiji Airways, from $1,212, and United Airlines, from $1,279. American Airlines is currently priced 25% below the average price you’ll pay for this route.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from St. Louis to Melbourne Airport?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Melbourne Airport (average of $1,075). Flying from St. Louis to Melbourne Airport in July is currently the most expensive (average of $1,553). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Melbourne Airport?

Book flights to Melbourne Airport if you plan to visit one of these locations
Geelong
Tullamarine
Doncaster

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
Kansas City to Avalon flights
Columbia to Melbourne flights

Top 4 airlines flying from St. Louis to Melbourne

Discover the top 4 airlines that operate flights from St. Louis to Melbourne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,118Average$1,430FlexibilityNo cancel feeOn-time71%
Fiji AirwaysCheapest$1,212Average$1,352FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,279Average$1,574FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,384Average$1,578FlexibilityNo cancel feeOn-time74%

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.