Cheap flights from Melbourne to St. Louis from $884

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — STL
21 Nov — 28 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Melbourne to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Melbourne (ME1) 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 22 October 2025.

Round-trip from

$1,406

One-way from

$884

Popular in

September

Cheapest in

January

Average price

$1,653
American Airlines
  • American Airlines
  • 19/2-12/3
  • 4 total stops
  • 48h 06m total
  • Melbourne to St. Louis
Air Canada
  • Air Canada
  • 4/12
  • 3 total stops
  • 48h 29m total
  • Melbourne to St. Louis
Highest demand for flights based on searches. 4% potential increase in price ($147 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($65 potential savings vs. average return price).
Average for round-trip flights in October 2025

Find 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 22 October 2025.

Sat 6/1213:30MEL - STL
2 stops27h 27mQantas Airways
Sat 13/1213:20STL - MEL
1 stop22h 40mQantas Airways
Deal found 22/10$2,251
Sat 6/1213:00MEL - STL
2 stops40h 39mUnited Airlines
Sat 13/1216:45STL - MEL
2 stops26h 50mUnited Airlines
Deal found 22/10$2,999
Sat 6/1213:30MEL - STL
3 stops26h 17mMultiple Airlines
Sat 13/1215:59STL - MEL
2 stops25h 21mMultiple Airlines
Deal found 22/10$4,462
Fri 5/1200:45MEL - STL
2 stops35h 21mCathay Pacific
Sat 13/1206:55STL - MEL
2 stops36h 35mCathay Pacific
Deal found 22/10$4,976

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 22 October 2025.
Use the filters below to find and compare flights from Melbourne to St. Louis that are best for you.

Fly from

Melbourne

Fly to

St. Louis

Route

Depart

Return

Price

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 19/2

12:00-18:19

2 stops23h 19m

Lambert-St Louis

Thu 12/3

16:43-09:30

2 stops24h 47m

$1,406

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 19/2

11:30-22:14

3 stops27h 44m

Lambert-St Louis

Thu 12/3

15:00-08:30

2 stops25h 30m

$1,423

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 19/2

12:00-23:08

1 stop28h 08m

Lambert-St Louis

Thu 12/3

06:15-09:30

1 stop35h 15m

$1,646

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/3

10:10-18:04

2 stops24h 54m

Lambert-St Louis

Tue 10/3

18:59-07:00

2 stops44h 01m

$1,712

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 19/2

12:10-22:00

3 stops26h 50m

Lambert-St Louis

Thu 12/3

08:00-09:25

3 stops33h 25m

$2,149

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/3

12:00-22:24

2 stops27h 24m

Lambert-St Louis

Tue 10/3

06:15-09:30

1 stop35h 15m

$2,571

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 4/12

08:00-15:29

3 stops48h 29m

$884

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 13/12

12:00-16:19

2 stops45h 19m

$893

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 11/12

12:00-08:50

2 stops37h 50m

$893

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 14/1

16:05-19:29

1 stop20h 24m

$894

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 16 results
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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 to St. Louis

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

Currently, December is the cheapest month in which you can book a flight from Melbourne to St. Louis (average of $1,133). Flying from Melbourne to St. Louis in September is currently the most expensive (average of $1,863). 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 MEL to STL?

Find hourly flight availability from Melbourne to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 October 2025.

When flying from Melbourne to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 34% versus a flight in the evening.

How much does it cost for a return flight from Melbourne 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 22 October 2025.
See what other customers who have flown with Air New Zealand, Qantas Airways, andUnited Airlines from Melbourne to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

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?

    Located just 20.4 km from the city centre, Lambert-St Louis is the airport most travellers will use when flying to St. Louis from Melbourne. Booking flights from Melbourne to Lambert-St Louis (STL) should be relatively easy as there are 0 daily inbound flights from Melbourne from 3 different airlines.

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

    Departing from Melbourne to St. Louis will take you 23h 19m. The distance from Melbourne to St. Louis is about 15255 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    United Airlines, at $1,260, was found to be the cheapest airline from Melbourne to St. Louis.Alternate airlines to your destination round-trip include Air New Zealand and Qantas Airways. United Airlines is 32% 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 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 to St. Louis?

    Currently, December is the cheapest month in which you can book a flight from Melbourne to St. Louis (average of $1,133). Flying from Melbourne to St. Louis in September is currently the most expensive (average of $1,863). 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.

Top 3 airlines flying from Melbourne to St. Louis

Discover the top 3 airlines 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 22 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,260Average$1,905FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapest$1,503Average$1,781FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,694Average$2,089FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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

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

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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 has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to St. Louis from Melbourne today and book when prices fit your budget.

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