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Cheap flights from Melbourne Airport to St. Louis from $1,364

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — STL
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Melbourne to St. Louis

Enter your travel dates to find the best prices.

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 28 June 2026.

Sat 1/810:55
MEL
-
STL
2 stops45h 47m
United Airlines
Mon 31/815:35
STL
-
MEL
2 stops24h 55m
United Airlines
Deal found 24/6$1,364
Sat 8/809:45
MEL
-
STL
2 stops25h 41m
American Airlines
Sat 15/812:45
STL
-
MEL
2 stops27h 00m
American Airlines
Deal found 24/6$1,541
Wed 9/910:00
MEL
-
STL
2 stops25h 35m
Delta
Tue 22/918:45
STL
-
MEL
2 stops46h 05m
Delta
Deal found 23/6$1,553
Sat 1/813:35
MEL
-
STL
1 stop21h 18m
American Airlines
Mon 31/815:32
STL
-
MEL
2 stops28h 03m
American Airlines
Deal found 24/6$1,587
Fri 2/1009:45
MEL
-
STL
1 stop28h 55m
Qantas Airways
Thu 5/1113:20
STL
-
MEL
1 stop22h 40m
Qantas Airways
Deal found 24/6$1,608
Thu 22/1009:45
MEL
-
STL
2 stops23h 33m
American Airlines
Thu 5/1107:00
STL
-
MEL
1 stop29h 00m
American Airlines
Deal found 24/6$1,624
Sat 8/820:50
MEL
-
STL
3 stops38h 34m
Multiple Airlines
Sat 15/814:40
STL
-
MEL
3 stops29h 40m
Multiple Airlines
Deal found 24/6$1,625
Fri 2/1009:45
MEL
-
STL
2 stops24h 22m
American Airlines
Thu 5/1109:38
STL
-
MEL
1 stop26h 22m
American Airlines
Deal found 24/6$1,645
Thu 22/1009:45
MEL
-
STL
1 stop29h 20m
Qantas Airways
Thu 5/1107:00
STL
-
MEL
1 stop29h 00m
Qantas Airways
Deal found 24/6$1,653

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 28 June 2026.

Round-trip from

$1,364

Popular in

September

Cheapest in

June

Average price

$1,189
United Airlines
  • United Airlines
  • 1/8-31/8
  • 4 total stops
  • 70h 42m total
  • Melbourne to St. Louis
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($302 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($61 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 28 June 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 return flight

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 1/8

10:55-17:42

2 stops45h 47m

Lambert-St Louis

Mon 31/8

15:35-07:30

2 stops24h 55m

$1,364

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 9/9

10:00-20:35

2 stops25h 35m

Lambert-St Louis

Tue 22/9

18:45-07:50

2 stops46h 05m

$1,553
Fastest return journey

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 2/10

09:45-23:40

1 stop28h 55m

Lambert-St Louis

Thu 5/11

13:20-05:00

1 stop22h 40m

$1,608

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 7/9

09:45-22:59

1 stop28h 14m

Lambert-St Louis

Sun 27/9

08:30-10:35

2 stops35h 05m

$1,654

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 2/10

10:00-23:16

2 stops28h 16m

Lambert-St Louis

Thu 5/11

15:45-09:50

2 stops25h 05m

$1,671

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 5/8

06:00-20:24

3 stops29h 24m

Lambert-St Louis

Sun 9/8

14:40-11:05

3 stops29h 25m

$1,724

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 2/10

07:35-22:30

2 stops29h 55m

Lambert-St Louis

Thu 5/11

13:39-10:55

3 stops28h 16m

$2,200

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 22/10

12:10-23:44

3 stops27h 34m

Lambert-St Louis

Thu 5/11

13:39-10:55

3 stops28h 16m

$2,225

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 9/9

22:45-23:59

2 stops40h 14m

Lambert-St Louis

Tue 22/9

14:40-11:05

3 stops29h 25m

$2,586

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 7/9

14:20-22:59

2 stops23h 39m

Lambert-St Louis

Sun 27/9

18:43-13:50

3 stops28h 07m

$2,660

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 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 Melbourne Airport to St. Louis

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

Currently, June is the cheapest month in which you can book a flight from Melbourne Airport to St. Louis (average of $1,189). Flying from Melbourne Airport to St. Louis in September is currently the most expensive (average of $2,179). 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.

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 28 June 2026.
Read reviews from past customers who have flown with United Airlines from Melbourne Airport to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,899 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,June 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
9,899 reviews
United Airlines
7.4
Good
9,899 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,June 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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?

    For a flight from Melbourne to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 20.4 km from the centre vof the city. Lambert-St Louis is the only St. Louis airport and it handles 0 inbound flights from Melbourne per day. 1 airline has flights to Lambert-St Louis from Melbourne on a regular basis.

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

    Departing from Melbourne Airport to St. Louis will take you 25h 35m. The distance between Melbourne Airport and St. Louis is about 15255 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at $1,066, United Airlines will fly you from Melbourne Airport to St. Louis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Users have found that United Airlines is 38% cheaper than the other options available 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 holiday 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, June is the cheapest month in which you can book a flight from Melbourne Airport to St. Louis (average of $1,189). Flying from Melbourne Airport to St. Louis in September is currently the most expensive (average of $2,179). 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

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Alternative routes for Melbourne to St. Louis

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

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 647,157 searches. Data last updated 28 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,066Average$1,346FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

When you search for this flight from Melbourne to St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Melbourne to St. Louis for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to St. Louis from Melbourne? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Melbourne to St. Louis 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.

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