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St. Louis

$1,097+ Cheap flights from Melbourne (MEL) to St. Louis (STL)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — STL
Apr 30 — May 71
Thu 4/30
Thu 5/7
1 adult, Economy
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Cheap flight deals from Melbourne to St. Louis

Cheapest flights from Melbourne to St. Louis
Explore the most affordable flight options available from Melbourne to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2026.

This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:35 pm
MEL
-
STL
1 stop20h 55m
Qantas Airways
Mon 5/183:38 pm
STL
-
MEL
1 stop22h 22m
Qantas Airways
Deal found 3/26$1,097
This American Airlines deal was found by Cheapflights users on 3/26. 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.
Mon 5/111:35 pm
MEL
-
STL
2 stops23h 44m
American Airlines
Mon 5/189:34 am
STL
-
MEL
1 stop28h 26m
American Airlines
Deal found 3/26$1,122
This Air Canada deal was found by Cheapflights users on 3/29. 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 9/78:50 pm
MEL
-
STL
3 stops38h 10m
Multiple Airlines
Sun 9/272:40 pm
STL
-
MEL
3 stops29h 45m
Multiple Airlines
Deal found 3/29$1,136
This Gotogate deal was found by Cheapflights users on 3/26. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:30 pm
MEL
-
STL
2 stops54h 36m
Multiple Airlines
Mon 5/187:05 am
STL
-
MEL
3 stops36h 30m
Multiple Airlines
Deal found 3/26$1,167
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 9/79:45 am
MEL
-
STL
2 stops37h 20m
American Airlines
Sun 9/273:33 pm
STL
-
MEL
2 stops28h 02m
American Airlines
Deal found 3/30$1,261
This Booking.com deal was found by Cheapflights users on 3/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:00 am
MEL
-
STL
3 stops47h 02m
Air Canada
Tue 7/288:55 am
STL
-
MEL
3 stops35h 10m
Air Canada
Deal found 3/26$1,265
This BYOjet deal was found by Cheapflights users on 3/30. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
MEL
-
STL
3 stops29h 09m
Air Canada
Thu 5/217:05 am
STL
-
MEL
3 stops37h 00m
Air Canada
Deal found 3/30$1,270

Find flight deals from Melbourne to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Melbourne (MEL) to St. Louis (STL). 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 March 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,097
(Expedia)

Popular in

September

Cheapest in

January

Average price

$1,167
Provider with most accurate pricing for Melbourne-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Melbourne-Lambert-St Louis flights.
Search Deals
From Melbourne to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Melbourne to St. Louis 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 March 31, 2026.
Use the filters below to find and compare flights from Melbourne Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 5/11

1:35 pm-10:19 pm

2 stops23h 44m

Lambert-St Louis

Mon 5/18

12:27 pm-5:00 am

2 stops25h 33m

$1,122

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 9/7

8:50 pm-8:00 pm

3 stops38h 10m

Lambert-St Louis

Sun 9/27

2:40 pm-11:25 am

3 stops29h 45m

$1,136

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 9/7

1:35 pm-6:14 pm

1 stop19h 39m

Lambert-St Louis

Sun 9/27

3:33 pm-10:35 am

2 stops28h 02m

$1,261

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 7/23

6:00 am-2:02 pm

2 stops47h 02m

Lambert-St Louis

Tue 7/28

8:55 am-11:35 am

2 stops35h 40m

$1,290
Quickest round-trip

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 9/7

10:55 am-6:24 pm

1 stop22h 29m

Lambert-St Louis

Sun 9/27

7:06 pm-8:15 am

1 stop22h 09m

$1,677
Cheapest one-way

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/26

10:00 am-11:56 pm

2 stops28h 56m

$1,239

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/26

9:45 am-11:56 pm

1 stop29h 11m

$1,411

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 6/27

9:45 am-11:56 pm

1 stop29h 11m

$1,439
Quickest one-way

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/26

9:00 am-8:30 pm

3 stops26h 30m

$1,467

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/26

6:00 am-12:21 pm

3 stops45h 21m

$1,681

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Melbourne Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Melbourne Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Melbourne Airport-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Melbourne Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub 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 Melbourne Airport-St. Louis 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 Melbourne to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Melbourne 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 Melbourne Airport to St. Louis

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

Currently, December is the cheapest month in which you can book a flight from Melbourne Airport to St. Louis (average of $753). Flying from Melbourne Airport to St. Louis in April is currently the most expensive (average of $1,373). 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 Melbourne Airport to St. Louis?

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated March 31, 2026.
Peruse reviews from past customers who have flown with United Airlines from Melbourne Airport to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,525 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,525 reviews
United Airlines
7.4
Good
9,525 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Melbourne to St. Louis. 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 into for flights to St. Louis from Melbourne?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Melbourne to St. Louis. 1 airline have flights to Lambert-St Louis from Melbourne on a regular basis. Booking flights from Melbourne to Lambert-St Louis should not be difficult; the airport handles an average of 0 inbound flights from Melbourne per day.

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

    There are many flights that can get you from Melbourne Airport to St. Louis in 23h 44m. Fly via American Airlines to get the fastest option. There are 9479 mi between Melbourne Airport and St. Louis.

  • What is the cheapest airline to fly from Melbourne Airport to St. Louis round-trip?

    Flying on United Airlines is currently your cheapest option to St. Louis, with prices starting at $822. United Airlines is 31% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Melbourne to St. Louis 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 Melbourne Airport to St. Louis?

    Currently, December is the cheapest month in which you can book a flight from Melbourne Airport to St. Louis (average of $753). Flying from Melbourne Airport to St. Louis in April is currently the most expensive (average of $1,373). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Melbourne to St. Louis

Discover the top airline that operate flights from Melbourne to St. Louis. 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 March 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$822Average$1,483FlexibilityNo cancel feeOn-time69%

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