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Cheap flights from Melbourne Airport to St. Louis from $858

MEL — STL
26 Sep — 3 Oct1
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

Wed 26/813:35 -
2 stops24h 05m
Sun 30/814:29 -
2 stops25h 16m
Deal found 22/8$1,828
Tue 22/910:55 -
3 stops39h 37m
Tue 29/912:17 -
3 stops28h 58m
Deal found 25/8$1,863
Mon 14/920:30 -
3 stops54h 02m
Tue 29/912:17 -
3 stops31h 18m
Deal found 25/8$1,905
Fri 11/906:00 -
3 stops28h 17m
Tue 29/912:17 -
3 stops31h 18m
Deal found 25/8$2,041
Wed 9/908:35 -
2 stops28h 52m
Sat 12/915:13 -
2 stops28h 42m
Deal found 26/8$2,121
Tue 15/920:30 -
2 stops42h 00m
Tue 29/906:30 -
2 stops37h 05m
Deal found 25/8$2,388
Mon 7/916:45 -
2 stops45h 14m
Sun 27/918:43 -
2 stops24h 32m
Deal found 24/8$2,397

Find flight deals from Melbourne to St. Louis

Round-trip from

$1,478

One-way from

$858

Popular in

March

Cheapest in

June

Average price

$1,994
American Airlines
  • American Airlines
  • 5/2-9/2
  • 3 total stops
  • 57h 02m total
  • Melbourne to St. Louis
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Delta
  • Delta
  • 2/11
  • 2 total stops
  • 27h 59m total
  • Melbourne to St. Louis
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($420 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($94 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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 Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Fri 18/12

16:10-19:33

2 stops44h 23m

Lambert-St Louis

Tue 5/1

13:51-05:45

2 stops46h 54m

$2,711

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Wed 16/12

10:10-09:23

2 stops40h 13m

Lambert-St Louis

Wed 6/1

09:00-08:00

2 stops30h 00m

$2,863

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Tue 15/12

10:10-20:32

2 stops27h 22m

Lambert-St Louis

Tue 5/1

14:15-08:00

2 stops24h 45m

$2,872

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Sat 19/12

10:10-00:36

2 stops31h 26m

Lambert-St Louis

Mon 4/1

18:59-08:00

2 stops44h 01m

$2,940

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Wed 16/12

10:10-21:28

2 stops28h 18m

Lambert-St Louis

Fri 8/1

06:00-08:00

2 stops33h 00m

$2,943

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Fri 5/2

11:30-16:56

2 stops22h 26m

Lambert-St Louis

Tue 9/2

13:08-09:30

3 stops27h 22m

$2,968

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Fri 18/12

17:10-23:59

2 stops47h 49m

Lambert-St Louis

Mon 4/1

06:04-17:50

2 stops42h 46m

$3,022

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Fri 18/12

16:10-23:59

2 stops48h 49m

Lambert-St Louis

Thu 7/1

15:54-17:50

2 stops56h 56m

$3,022
Fastest return journey

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Tue 15/12

12:45-17:53

1 stop22h 08m

Lambert-St Louis

Tue 5/1

13:30-09:30

2 stops27h 00m

$3,086

MelbourneSt. Louis

MEL Melbourne - STL Lambert-St Louis

MELSTL

Melbourne

Fri 18/12

11:30-22:30

2 stops28h 00m

Lambert-St Louis

Mon 4/1

09:35-09:30

2 stops30h 55m

$3,154

Flights are sorted by cheapest return flights first.

Deals found on 25/8

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

Cheapflights Insights

Everything you need to know about your flight from Melbourne Airport to St. Louis

How much does it cost for a return flight from Melbourne Airport to St. Louis?

Airfare is below average for this route at the moment.

Melbourne Airport to St. Louis flights typically cost between $2,025 and $2,084 in February.
The cheapest return price found within the last 5 days was $1,478 on American Airlines (5 Feb–9 Feb).

Reviews of airlines servicing St. Louis

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
10,127 reviews
Check prices

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.7

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,127 reviews
United Airlines
7.4
Good
10,127 reviews
Check prices

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.7

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Related info for your journey

  • 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 40h 13m. 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 $1,140, 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 34% 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Melbourne to St. Louis

Melbourne to Kansas City flights

Top airline flying from Melbourne to St. Louis

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,140Average$1,293FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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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.

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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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