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. Find deals

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. Find deals

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 inches per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What are the most popular airlines that fly from Melbourne to St. Louis?

Before booking your flight from Melbourne to St. Louis, check out the most popular airlines for this route: United Airlines, Air New Zealand or Qantas Airways.

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.

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.

$884+ Cheap Flights from Melbourne to St. Louis

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

Airfare is below average for this route at the moment. Melbourne to St. Louis flights typically cost between $1,674 and $1,831 in February. The cheapest return flight price found within the last 3 days was $1,406 on American Airlines (19 Feb-12 Mar). Find deals

Cheap flight deals from Melbourne to St. Louis

Round-trip from	$1,406
One-way from	$884
Popular in	September
Cheapest in	January
Average price	$1,653

American Airlines
19/2-12/3
4 total stops
48h 06m total
Melbourne to St. Louis

Search Deals

Air Canada
4/12
3 total stops
48h 29m total
Melbourne to St. Louis

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($147 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($65 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

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

Best flights from Melbourne to St. Louis
Discover carefully curated flight deals from Melbourne to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 October 2025.

Thu 19/212:00MEL - STL

2 stops23h 19mAmerican Airlines

Thu 12/316:43STL - MEL

2 stops24h 47mAmerican Airlines

Deal found 20/10$1,406

Thu 19/211:30MEL - STL

3 stops27h 44mUnited Airlines

Thu 12/315:00STL - MEL

2 stops25h 30mUnited Airlines

Deal found 20/10$1,423

Thu 19/212:00MEL - STL

1 stop28h 08mQantas Airways

Thu 12/306:15STL - MEL

1 stop35h 15mQantas Airways

Deal found 20/10$1,646

Fri 6/310:10MEL - STL

2 stops24h 54mDelta

Tue 10/318:59STL - MEL

2 stops44h 01mDelta

Deal found 21/10$1,712

Thu 19/212:10MEL - STL

3 stops26h 50mMultiple Airlines

Thu 12/308:00STL - MEL

3 stops33h 25mMultiple Airlines

Deal found 20/10$2,149

Fri 6/312:00MEL - STL

2 stops27h 24mAmerican Airlines

Tue 10/306:15STL - MEL

1 stop35h 15mAmerican Airlines

Deal found 21/10$2,571

One-way flights from Melbourne to St. Louis
Search for one-way flight options from Melbourne to St. Louis. Find affordable one-way fares based on user searches. Data last updated 22 October 2025.

Thu 4/1208:00MEL - STL

3 stops48h 29mAir Canada

Deal found 21/10$884

Sat 13/1212:00MEL - STL

2 stops45h 19mAmerican Airlines

Deal found 20/10$893

Wed 14/116:05MEL - STL

1 stop20h 24mAmerican Airlines

Deal found 21/10$894

Sun 7/1213:00MEL - STL

1 stop20h 27mUnited Airlines

Deal found 20/10$902

Wed 3/1213:00MEL - STL

1 stop20h 27mUnited Airlines

Deal found 21/10$904

Tue 2/1213:30MEL - STL

2 stops51h 27mAmerican Airlines

Deal found 21/10$928

Tue 9/1218:20MEL - STL

3 stops37h 07mMultiple Airlines

Deal found 20/10$1,079

Thu 20/1112:10MEL - STL

2 stops23h 37mAir New Zealand

Deal found 22/10$1,128

Thu 11/1207:00MEL - STL

3 stops42h 59mMultiple Airlines

Deal found 20/10$1,233

Tue 2/1218:00MEL - STL

3 stops59h 12mMultiple Airlines

Deal found 21/10$1,250

Sat 13/1207:00MEL - STL

3 stops55h 48mMultiple Airlines

Deal found 20/10$1,312

Fly from

Fly to

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

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?

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

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.

Air New Zealand

8.0

Very Good

517 reviews

Check prices

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

517 reviews

Air New Zealand

8.0

Very Good

517 reviews

Check prices

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.

Qantas Airways

7.5

Good

922 reviews

Air New Zealand

8.0

Very Good

517 reviews

Check prices

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

8,988 reviews

Air New Zealand

8.0

Very Good

517 reviews

Check prices

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

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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Melbourne to St. Louis

Melbourne to Kansas City flights

Melbourne to St. Louis flights

Complete your trip

St. Louis car hire

Lambert-St Louis Airport car hire

Springfield Capital Airport car hire

Belleville Airport car hire

Marion Williamson County Airport car hire

Central West End car hire

Midtown car hire

Soulard car hire

Top 3 airlines flying from Melbourne to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,260	Average$1,905	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air New Zealand	Cheapest$1,503	Average$1,781	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand flights
Qantas Airways	Cheapest$1,694	Average$2,089	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to St. Louis from Melbourne today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Melbourne to St. Louis for you. Better yet — we are completely free to use.

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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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.

Cheap flight deals from Melbourne to St. Louis

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Melbourne to St. Louis

Cheapest flights from Melbourne to St. LouisExplore 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.

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.

Cheapflights Fare Finder

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

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.

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?

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.

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

Reviews of airlines servicing St. Louis

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.

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?

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

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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.