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Cheap flights from Melbourne to St. Louis from $766

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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — STL
17 Oct — 24 Oct1
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 17 September 2025.

Round-trip from

$1,265

One-way from

$766

Popular in

September

Cheapest in

January

Average price

$2,445
United Airlines
  • United Airlines
  • 13/10-20/10
  • 4 total stops
  • 61h 44m total
  • Melbourne to St. Louis
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14/11
  • 14/11
  • 3 total stops
  • 49h 04m total
  • Melbourne to St. Louis
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($234 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($87 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find 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 17 September 2025.

Mon 13/1011:55MEL - STL
2 stops37h 57mUnited Airlines
Mon 20/1017:28STL - MEL
2 stops23h 47mUnited Airlines
Deal found 15/9$1,265
Mon 13/1016:05MEL - STL
1 stop20h 46mAmerican Airlines
Mon 20/1007:01STL - MEL
1 stop29h 59mAmerican Airlines
Deal found 15/9$1,557
Mon 13/1016:00MEL - STL
3 stops43h 43mMultiple Airlines
Mon 20/1016:05STL - MEL
3 stops56h 30mMultiple Airlines
Deal found 15/9$1,795
Sun 12/1000:45MEL - STL
2 stops39h 04mCathay Pacific
Mon 20/1019:41STL - MEL
2 stops35h 34mCathay Pacific
Deal found 15/9$3,132

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 17 September 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

Mon 13/10

11:55-09:52

2 stops37h 57m

Lambert-St Louis

Mon 20/10

17:28-09:15

2 stops23h 47m

$1,265

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/3

11:30-17:14

2 stops22h 44m

Lambert-St Louis

Tue 10/3

15:15-09:00

2 stops25h 45m

$1,464

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 13/10

16:00-19:43

3 stops43h 43m

Lambert-St Louis

Mon 20/10

16:05-16:35

3 stops56h 30m

$1,795

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 14/11

07:25-15:29

3 stops49h 04m

$766

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 14/1

11:30-20:58

2 stops26h 28m

$782

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 20/11

13:00-21:54

2 stops25h 54m

$782

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 14/11

11:30-21:54

2 stops27h 24m

$785

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Thu 20/11

07:25-15:29

3 stops49h 04m

$886

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Wed 14/1

16:05-22:27

1 stop23h 22m

$1,248

Flights are sorted by cheapest return flights first.

Deals found on 16/9

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 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 17 September 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 35% versus a flight in the evening.

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 17 September 2025.
See what other customers who have flown with Air New Zealand and United 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.
Air New Zealand
8.0
Very Good
505 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Overall

8.0

Food

7.3

Comfort

8.0

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.
Air New Zealand
8.0
Very Good
505 reviews
Air New Zealand
8.0
Very Good
505 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Overall

8.0

Food

7.3

Comfort

8.0

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.
United Airlines
7.4
Good
8,924 reviews
Air New Zealand
8.0
Very Good
505 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Overall

8.0

Food

7.3

Comfort

8.0

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 2 different airlines.

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

    Departing from Melbourne to St. Louis will take you 37h 57m. The distance from Melbourne to St. Louis is about 15255 km.

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

    United Airlines, at $1,226, was found to be the cheapest airline from Melbourne to St. Louis. An alternate airline flying to your destination would be Air New Zealand. 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.

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.
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Melbourne to St. Louis flights

Top 2 airlines flying from Melbourne to St. Louis

Discover the top 2 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,226Average$1,858FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapest$1,463Average$1,733FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

Fly with Cheapflights

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How does Cheapflights help users find flights 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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