Melbourne

$906+ Cheap flights from St. Louis (STL) to Melbourne

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MEL
Mar 5 — Mar 121
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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 February 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:50 pm
STL
-
MEL
2 stops45h 30m
Qantas Airways
Wed 3/2512:00 pm
MEL
-
STL
1 stop27h 58m
Qantas Airways
Deal found 2/1$906
This Qantas Airways deal was found by Cheapflights users on 2/2. 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 3/44:13 pm
STL
-
MEL
2 stops47h 07m
Qantas Airways
Wed 3/1112:00 pm
MEL
-
STL
1 stop27h 58m
Qantas Airways
Deal found 2/2$934
This Delta deal was found by Cheapflights users on 2/2. 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 3/42:22 pm
STL
-
MEL
2 stops24h 38m
Delta
Wed 3/119:10 am
MEL
-
STL
2 stops30h 48m
Delta
Deal found 2/2$1,175
This Delta deal was found by Cheapflights users on 2/2. 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.
Fri 4/36:00 am
STL
-
MEL
2 stops34h 50m
Delta
Sun 4/1910:00 am
MEL
-
STL
2 stops26h 19m
Delta
Deal found 2/2$1,225
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Thu 3/124:13 pm
STL
-
MEL
2 stops25h 17m
American Airlines
Sat 3/2112:00 pm
MEL
-
STL
1 stop27h 58m
American Airlines
Deal found 2/3$1,274
This United Airlines deal was found by Cheapflights users on 2/2. 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 4/37:05 pm
STL
-
MEL
1 stop22h 10m
United Airlines
Sun 4/1910:55 am
MEL
-
STL
1 stop22h 29m
United Airlines
Deal found 2/2$1,293
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Thu 3/129:00 am
STL
-
MEL
2 stops32h 00m
United Airlines
Sat 3/2112:00 pm
MEL
-
STL
2 stops25h 05m
United Airlines
Deal found 2/3$1,296
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/297:05 pm
STL
-
MEL
1 stop22h 10m
United Airlines
Sun 4/129:30 am
MEL
-
STL
2 stops25h 01m
United Airlines
Deal found 2/2$1,298
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/296:38 am
STL
-
MEL
1 stop32h 07m
American Airlines
Sun 4/129:45 am
MEL
-
STL
1 stop29h 12m
American Airlines
Deal found 2/2$1,319
This Air Canada deal was found by Cheapflights users on 2/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:05 pm
STL
-
AVV
3 stops62h 10m
Multiple Airlines
Wed 3/116:00 am
AVV
-
STL
3 stops49h 29m
Multiple Airlines
Deal found 2/2$1,617
This Air Canada deal was found by Cheapflights users on 2/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/304:05 pm
STL
-
AVV
3 stops60h 15m
Multiple Airlines
Mon 4/68:55 pm
AVV
-
STL
3 stops57h 29m
Multiple Airlines
Deal found 2/2$1,706
This Air Canada deal was found by Cheapflights users on 2/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:05 pm
STL
-
AVV
3 stops61h 15m
Multiple Airlines
Sun 4/198:55 pm
AVV
-
STL
3 stops57h 29m
Multiple Airlines
Deal found 2/2$1,781

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 (ME1). 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 February 3, 2026.

Round-trip from

$906
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,289
From Lambert-St Louis to Melbourne
Highest demand for flights based on searches. 6% potential increase in price ($98 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average RT price).
Average for round-trip flights in February 2026

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 February 3, 2026.
Use the filters below to find and compare flights from St. Louis to Melbourne 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 3/18

6:50 pm-8:20 am

2 stops45h 30m

Melbourne

Wed 3/25

12:00 pm-11:58 pm

1 stop27h 58m

$906

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 3/4

4:13 pm-8:20 am

2 stops47h 07m

Melbourne

Wed 3/11

12:00 pm-11:58 pm

1 stop27h 58m

$934

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 3/18

10:12 am-7:00 am

2 stops28h 48m

Melbourne

Wed 3/25

9:10 am-11:25 pm

2 stops30h 15m

$1,175

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 4/3

10:12 am-8:50 am

2 stops30h 38m

Melbourne

Sun 4/19

10:00 am-9:19 pm

2 stops26h 19m

$1,225

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 3/12

6:38 am-9:30 am

1 stop34h 52m

Melbourne

Sat 3/21

12:00 pm-11:58 pm

1 stop27h 58m

$1,280

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 3/12

9:00 am-9:00 am

2 stops32h 00m

Melbourne

Sat 3/21

12:00 pm-9:05 pm

2 stops25h 05m

$1,296

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Fri 4/3

1:10 pm-8:30 am

2 stops27h 20m

Melbourne

Sun 4/19

10:55 am-6:24 pm

1 stop22h 29m

$1,298

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 3/29

11:15 am-9:15 am

2 stops30h 00m

Melbourne

Sun 4/12

9:30 am-8:54 pm

2 stops26h 24m

$1,298

St. LouisMelbourne

STL - AVV

STLAVV

Lambert-St Louis

Wed 3/4

4:05 pm-11:15 pm

3 stops62h 10m

Melbourne Avalon

Wed 3/11

6:00 am-3:29 pm

3 stops49h 29m

$1,617

St. LouisMelbourne

STL - AVV

STLAVV

Lambert-St Louis

Mon 3/30

4:05 pm-8:20 pm

3 stops60h 15m

Melbourne Avalon

Mon 4/6

8:55 pm-3:24 pm

3 stops57h 29m

$1,706

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 16 results
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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

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

Currently, August is the cheapest month in which you can book a flight from St. Louis to Melbourne (average of $1,075). Flying from St. Louis to Melbourne 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.

How much does it cost to fly round-trip from St. Louis to Melbourne?

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 February 3, 2026.
Get a feel of what it's like to fly with Qantas Airways, United Airlines, and American Airlines from St. Louis to Melbourne by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.5

Boarding

7.7

Food

7.0

Entertainment

7.2

Comfort

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Jan 2026

WYA - ADL

Bad. Second time in a week the flight got delayed. This time for 1.5 hours. Hopefully this is not going to be a pattern.

Overall

7.5

Boarding

7.7

Food

7.0

Entertainment

7.2

Comfort

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Jan 2026

WYA - ADL

Bad. Second time in a week the flight got delayed. This time for 1.5 hours. Hopefully this is not going to be a pattern.

Overall

7.5

Boarding

7.7

Food

7.0

Entertainment

7.2

Comfort

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Jan 2026

WYA - ADL

Bad. Second time in a week the flight got delayed. This time for 1.5 hours. Hopefully this is not going to be a pattern.

Overall

7.5

Boarding

7.7

Food

7.0

Entertainment

7.2

Comfort

7.5

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Jan 2026

WYA - ADL

Bad. Second time in a week the flight got delayed. This time for 1.5 hours. Hopefully this is not going to be a pattern.

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?

    If you book a flight to Melbourne from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Melbourne per day from 3 different airlines.

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

    Qantas Airways and Delta can get you from St. Louis to Melbourne in just under 28h 48m. Your travel time can differ by up to 16h 42m. The distance from St. Louis to Melbourne is about 9479 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from St. Louis to Melbourne is American Airlines. Our recent data shows that you can find tickets from as low as $1,118 on this airline. Additional options worth looking into are Qantas Airways and United Airlines, starting at $1,234 and $1,281 round-trip. American Airlines is priced at 24% lower than the current average price of a flight leaving 3 months from now.

  • 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?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Melbourne (average of $1,075). Flying from St. Louis to Melbourne 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Melbourne

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from St. Louis to Melbourne

Discover the top 3 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,118Average$1,415FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$1,234Average$1,525FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,281Average$1,552FlexibilityNo cancel feeOn-time69%

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