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

Cheapflights users have booked flights from St. Louis to Melbourne Airport round-trip from $1,768. Other airlines that can offer you cheap pricing are Qantas Airways, from $2,130, and American Airlines, from $2,207. Air Canada is priced at 26% lower than the current average price of a flight leaving 3 months from now. Find deals

What is the cheapest day to fly from St. Louis to Melbourne Airport?

Travellers seeking maximum savings on their St. Louis to Melbourne Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time. Find deals

In terms of precipitation, rainfall in Melbourne Airport ranges from 30.0 - 60.0 inches per month. November is typically the wettest month, when rainfall can reach 60.0 mm. March is typically the driest time to visit Melbourne Airport when rainfall is around 30.0 mm. Find deals

If weather is an important factor for your trip to Melbourne Airport, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 8.0 C).

What is the cheapest month to fly from St. Louis to Melbourne Airport?

The best pricing can be found in the month of October. Prices to Melbourne Airport from St. Louis average $2,390. You can even find prices in October for less than $2,390, as users have found deals to Melbourne Airport from as low as $1,870. The month of December appears to be one of the more expensive times to travel to Melbourne Airport from St. Louis. Flying in the targeted month can save you up to 26%.

What airport do you fly from for flights from St. Louis to Melbourne?

Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly out of when you book flights from St. Louis to Melbourne. 1 airline have flights from Lambert-St Louis to Melbourne on a regular basis. Booking flights from Lambert-St Louis to Melbourne should not be difficult; the airport handles an average of 0 outbound flights to Melbourne per day.

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

Yes. In addition to deals on St. Louis to Melbourne flights, Cheapflights offers holiday packages that include both flights and hotel.

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

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Melbourne.

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

Yes. Cheapflights offers flight deals from St. Louis to Melbourne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$909+ Flights from St. Louis to Melbourne Airport

Cheap flight deals from St. Louis to Melbourne

Round-trip from	$1,768
One-way from	$909
Popular in	December
Cheapest in	October
Average price	$2,544

Air Canada
17/9-3/10
6 total stops
72h 58m total
St. Louis to Melbourne

Search Deals

11/9
3 total stops
50h 05m total
St. Louis to Melbourne

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($355 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($89 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from St. Louis to Melbourne

Cheapest flights from St. Louis to Melbourne
Explore the most affordable flight options available from St. Louis to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Wed 17/909:15STL - MEL

3 stops34h 50mAir Canada

Fri 3/1020:30MEL - STL

3 stops38h 08mAir Canada

Deal found 17/7$1,768

Mon 1/916:00STL - MEL

3 stops52h 05mMultiple Airlines

Mon 8/920:30MEL - STL

3 stops38h 08mMultiple Airlines

Deal found 18/7$1,777

Wed 17/915:59STL - MEL

2 stops27h 06mQantas Airways

Fri 3/1014:00MEL - STL

2 stops23h 59mQantas Airways

Deal found 17/7$2,130

Wed 17/908:50STL - MEL

1 stop29h 10mAmerican Airlines

Mon 6/1009:45MEL - STL

1 stop29h 20mAmerican Airlines

Deal found 16/7$2,207

Wed 31/1211:05STL - MEL

2 stops29h 25mUnited Airlines

Tue 13/113:00MEL - STL

1 stop22h 03mUnited Airlines

Deal found 18/7$2,217

Wed 10/1206:15STL - MEL

2 stops34h 10mAir New Zealand

Thu 8/110:35MEL - STL

2 stops40h 07mAir New Zealand

Deal found 18/7$2,434

Best flights from St. Louis to Melbourne
Discover carefully curated flight deals from St. Louis to Melbourne that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 July 2025.

Wed 17/909:15STL - MEL

3 stops34h 50mAir Canada

Fri 3/1020:30MEL - STL

3 stops38h 08mAir Canada

Deal found 17/7$1,768

Mon 1/916:00STL - MEL

3 stops52h 05mMultiple Airlines

Mon 8/920:30MEL - STL

3 stops38h 08mMultiple Airlines

Deal found 18/7$1,777

Wed 17/915:59STL - MEL

2 stops27h 06mQantas Airways

Fri 3/1014:00MEL - STL

2 stops23h 59mQantas Airways

Deal found 17/7$2,130

Wed 17/908:50STL - MEL

1 stop29h 10mAmerican Airlines

Mon 6/1009:45MEL - STL

1 stop29h 20mAmerican Airlines

Deal found 16/7$2,207

Wed 31/1215:10STL - MEL

2 stops25h 20mUnited Airlines

Tue 13/111:30MEL - STL

2 stops26h 29mUnited Airlines

Deal found 18/7$2,217

Wed 10/1206:15STL - MEL

2 stops34h 10mAir New Zealand

Thu 8/110:35MEL - STL

2 stops40h 07mAir New Zealand

Deal found 18/7$2,434

Last-minute flights from St. Louis to Melbourne
Discover last-minute flight deals from St. Louis to Melbourne. Data last updated 18 July 2025 and is based on user searches.

Thu 24/706:14STL - MEL

2 stops46h 21mQantas Airways

Sun 14/919:15MEL - STL

2 stops42h 44mQantas Airways

Deal found 16/7$2,878

Thu 24/709:15STL - MEL

3 stops35h 10mMultiple Airlines

Thu 31/712:55MEL - STL

3 stops35h 57mMultiple Airlines

Deal found 17/7$3,500

Thu 24/708:37STL - MEL

3 stops47h 18mCathay Pacific

Sun 14/923:45MEL - STL

2 stops38h 05mCathay Pacific

Deal found 16/7$4,372

Sat 26/716:45STL - MEL

2 stops48h 30mUnited Airlines

Tue 9/910:55MEL - STL

2 stops26h 21mUnited Airlines

Deal found 16/7$2,743

Sat 30/817:52STL - MEL

2 stops34h 28mMultiple Airlines

Sat 6/907:30MEL - STL

2 stops27h 45mMultiple Airlines

Deal found 15/7$2,227

Sun 31/812:20STL - MEL

2 stops27h 25mAmerican Airlines

Sun 7/915:05MEL - STL

1 stop19h 28mAmerican Airlines

Deal found 17/7$2,445

Sun 31/809:15STL - MEL

3 stops34h 50mAir Canada

Sun 7/920:30MEL - STL

3 stops57h 48mAir Canada

Deal found 17/7$2,598

One-way flights from St. Louis to Melbourne
Search for one-way flight options from St. Louis to Melbourne. Find affordable one-way fares based on user searches. Data last updated 18 July 2025.

Thu 11/915:35STL - MEL

3 stops50h 05mMultiple Airlines

Deal found 16/7$909

Sat 1/1118:05STL - MEL

1 stop42h 55mAmerican Airlines

Deal found 18/7$1,279

Thu 11/917:49STL - MEL

1 stop23h 26mUnited Airlines

Deal found 16/7$1,402

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 17/9

09:15-11:05

3 stops34h 50m

Melbourne

Fri 3/10

20:30-19:38

3 stops38h 08m

$1,768

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 1/9

16:00-11:05

3 stops52h 05m

Melbourne

Mon 8/9

20:30-19:38

3 stops38h 08m

$1,777

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 17/9

15:59-10:05

2 stops27h 06m

Melbourne

Fri 3/10

14:00-22:59

2 stops23h 59m

$2,130

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 17/9

08:50-05:00

1 stop29h 10m

Melbourne

Mon 6/10

09:45-23:05

1 stop29h 20m

$2,207

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 31/12

15:10-09:30

2 stops25h 20m

Melbourne

Tue 13/1

11:30-20:59

2 stops26h 29m

$2,217

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Wed 10/12

06:15-09:25

2 stops34h 10m

Melbourne

Thu 8/1

10:35-09:42

2 stops40h 07m

$2,434

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 11/9

15:35-08:40

3 stops50h 05m

$909

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 1/11

18:05-05:00

1 stop42h 55m

$1,279

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 11/9

17:49-08:15

1 stop23h 26m

$1,402

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Best time to book a flight from St. Louis to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from St. Louis 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 St. Louis to Melbourne Airport

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

Currently, May is the cheapest month in which you can book a flight from St. Louis to Melbourne Airport (average of $132). Flying from St. Louis to Melbourne Airport in October is currently the most expensive (average of $184). 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 STL to MEL?

Unlike at midday, when flights are generally more expensive, you can save up to 27% on flights from St. Louis to Melbourne Airport by exploring options for tickets in the morning.

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

Reviews of airlines servicing Melbourne

See what other customers who have flown with Air New Zealand, Qantas Airways, andUnited Airlines from St. Louis to Melbourne Airport 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

496 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

496 reviews

Air New Zealand

8.0

Very Good

496 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

881 reviews

Air New Zealand

8.0

Very Good

496 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

8,865 reviews

Air New Zealand

8.0

Very Good

496 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.

American Airlines

7.2

Good

10,000 reviews

Air New Zealand

8.0

Very Good

496 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 Canada

7.1

Good

9,743 reviews

Air New Zealand

8.0

Very Good

496 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 from for flights from St. Louis to Melbourne?
Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly out of when you book flights from St. Louis to Melbourne. 1 airline have flights from Lambert-St Louis to Melbourne on a regular basis. Booking flights from Lambert-St Louis to Melbourne should not be difficult; the airport handles an average of 0 outbound flights to Melbourne per day.
What are the cheapest airlines flying from St. Louis to Melbourne Airport round-trip?
Cheapflights users have booked flights from St. Louis to Melbourne Airport round-trip from $1,768. Other airlines that can offer you cheap pricing are Qantas Airways, from $2,130, and American Airlines, from $2,207. Air Canada is priced at 26% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from St. Louis to Melbourne that include hotel bookings?
Yes. In addition to deals on St. Louis to Melbourne flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from St. Louis to Melbourne?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Melbourne.
Can I find deals for business class flights from St. Louis to Melbourne?
Yes. Cheapflights offers flight deals from St. Louis to Melbourne 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 St. Louis to Melbourne Airport?
Currently, May is the cheapest month in which you can book a flight from St. Louis to Melbourne Airport (average of $132). Flying from St. Louis to Melbourne Airport in October is currently the most expensive (average of $184). 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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Top airline flying from St. Louis to Melbourne

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$2,013	Average$2,529	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Melbourne. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Melbourne.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Melbourne flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on St. Louis to Melbourne 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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from St. Louis to Melbourne Airport from $909

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from St. Louis to Melbourne

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Melbourne

Cheapest flights from St. Louis to MelbourneExplore the most affordable flight options available from St. Louis to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Explore the most affordable flight options available from St. Louis to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Cheapflights Fare Finder

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

Best time to book a flight from St. Louis to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from St. Louis with our price prediction graph.

Cheapflights Insights

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

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

What is the cheapest time of day to fly from STL to MEL?

Find hourly flight availability from St. Louis to Melbourne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2025.

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

Reviews of airlines servicing Melbourne

See what other customers who have flown with Air New Zealand, Qantas Airways, andUnited Airlines from St. Louis to Melbourne Airport 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 St. Louis to Melbourne. 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 from for flights from St. Louis to Melbourne?

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

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

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

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

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

Travelling to a place near Melbourne Airport?

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 St. Louis to Melbourne

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from St. Louis to Melbourne

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 St. Louis to Melbourne?

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

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

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

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Cheapest flights from St. Louis to Melbourne
Explore the most affordable flight options available from St. Louis to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.