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

There are many flights that can get you from St. Louis to Melbourne Airport in 29h 09m. Fly via American Airlines, Delta, or Qantas Airways to get the fastest option. The distance from St. Louis to Melbourne Airport 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 is the cheapest airline to fly from St. Louis to Melbourne Airport round-trip?

Cheapflights users have booked flights from St. Louis to Melbourne Airport round-trip from $1,968. United Airlines is priced at 15% 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.

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 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.

$928+ Flights from St. Louis to Melbourne Airport

Cheap flight deals from St. Louis to Melbourne

Round-trip from	$1,431
One-way from	$928
Popular in	December
Cheapest in	February
Average price	$2,166

Qantas Airways
4/2-26/2
3 total stops
67h 53m total
St. Louis to Melbourne

Search Deals

9/11
3 total stops
47h 35m total
St. Louis to Melbourne

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($291 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($50 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 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 September 2025.

Sun 16/1118:13STL - MEL

2 stops30h 02mQantas Airways

Wed 3/1212:00MEL - STL

1 stop28h 57mQantas Airways

Deal found 17/9$1,464

Sat 1/1117:09STL - MEL

1 stop43h 51mQantas Airways

Sat 8/1119:20MEL - STL

2 stops45h 22mQantas Airways

Deal found 17/9$1,659

Fri 31/1010:22STL - MEL

2 stops26h 38mAmerican Airlines

Fri 7/1116:05MEL - STL

1 stop23h 24mAmerican Airlines

Deal found 16/9$1,883

Mon 17/1107:00STL - MEL

1 stop29h 00mAmerican Airlines

Wed 3/1212:00MEL - STL

1 stop28h 57mAmerican Airlines

Deal found 17/9$1,892

Thu 18/912:22STL - MEL

2 stops27h 23mAmerican Airlines

Thu 9/1009:45MEL - STL

1 stop29h 29mAmerican Airlines

Deal found 16/9$1,899

Sun 16/1117:29STL - MEL

2 stops29h 06mAir New Zealand

Wed 3/1212:10MEL - STL

2 stops26h 48mAir New Zealand

Deal found 17/9$1,965

Sun 16/1118:13STL - MEL

2 stops30h 02mQantas Airways

Fri 5/1206:45MEL - STL

2 stops34h 12mQantas Airways

Deal found 17/9$1,977

Sun 16/1118:13STL - MEL

2 stops30h 02mQantas Airways

Thu 4/1218:30MEL - STL

2 stops46h 27mQantas Airways

Deal found 17/9$1,994

Fri 31/1008:20STL - MEL

2 stops34h 35mAir New Zealand

Fri 7/1110:35MEL - STL

2 stops25h 12mAir New Zealand

Deal found 16/9$1,995

Mon 17/1116:35STL - MEL

2 stops25h 20mAir New Zealand

Thu 4/1208:35MEL - STL

2 stops30h 23mAir New Zealand

Deal found 17/9$2,006

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 September 2025.

Sat 1/1112:21STL - MEL

2 stops29h 09mAmerican Airlines

Sat 8/1112:00MEL - STL

2 stops24h 30mAmerican Airlines

Deal found 17/9$1,899

Sun 1/219:05STL - MEL

2 stops43h 55mDelta

Sun 1/310:10MEL - STL

2 stops23h 40mDelta

Deal found 17/9$1,946

Sat 7/206:00STL - MEL

1 stop34h 30mQantas Airways

Fri 27/218:30MEL - STL

2 stops36h 28mQantas Airways

Deal found 17/9$1,958

Sun 1/217:00STL - MEL

1 stop24h 00mUnited Airlines

Sun 1/313:00MEL - STL

1 stop20h 44mUnited Airlines

Deal found 18/9$1,958

Tue 3/206:00STL - MEL

1 stop34h 30mQantas Airways

Sat 28/218:30MEL - STL

2 stops45h 38mQantas Airways

Deal found 17/9$1,958

Sat 7/217:30STL - MEL

2 stops69h 30mDelta

Sun 1/310:10MEL - STL

2 stops23h 40mDelta

Deal found 17/9$1,970

Sat 7/206:00STL - MEL

1 stop34h 30mQantas Airways

Sat 28/218:30MEL - STL

2 stops38h 36mQantas Airways

Deal found 17/9$1,958

Thu 5/206:00STL - MEL

1 stop34h 30mQantas Airways

Sat 28/218:30MEL - STL

2 stops36h 28mQantas Airways

Deal found 17/9$1,958

Sun 1/206:00STL - MEL

1 stop34h 30mQantas Airways

Fri 27/218:30MEL - STL

2 stops45h 38mQantas Airways

Deal found 17/9$1,958

Sun 16/1118:13STL - MEL

2 stops30h 02mQantas Airways

Thu 4/1218:30MEL - STL

2 stops46h 27mQantas Airways

Deal found 17/9$1,994

Sun 16/1113:20STL - MEL

2 stops34h 55mQantas Airways

Mon 1/1218:30MEL - STL

2 stops38h 57mQantas Airways

Deal found 17/9$1,994

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

Thu 18/912:22STL - MEL

2 stops27h 23mAmerican Airlines

Thu 9/1009:45MEL - STL

2 stops24h 37mAmerican Airlines

Deal found 16/9$1,899

Fri 17/1008:25STL - MEL

2 stops34h 25mAir New Zealand

Wed 5/1108:35MEL - STL

2 stops27h 12mAir New Zealand

Deal found 17/9$2,067

Fri 17/1008:25STL - MEL

2 stops34h 25mAir New Zealand

Fri 7/1110:35MEL - STL

2 stops25h 12mAir New Zealand

Deal found 17/9$2,088

Fri 17/1008:25STL - MEL

2 stops34h 25mAir New Zealand

Sun 2/1108:35MEL - STL

2 stops24h 52mAir New Zealand

Deal found 17/9$2,097

Fri 17/1008:25STL - MEL

2 stops44h 10mAir New Zealand

Sat 8/1108:35MEL - STL

2 stops24h 52mAir New Zealand

Deal found 15/9$2,103

Fri 17/1008:25STL - MEL

2 stops34h 25mAir New Zealand

Sat 1/1118:50MEL - STL

2 stops38h 37mAir New Zealand

Deal found 17/9$2,104

Fri 17/1008:25STL - MEL

2 stops34h 25mAir New Zealand

Tue 4/1108:35MEL - STL

2 stops24h 52mAir New Zealand

Deal found 17/9$2,124

Fri 31/1010:22STL - MEL

2 stops26h 38mAmerican Airlines

Fri 7/1116:05MEL - STL

1 stop23h 24mAmerican Airlines

Deal found 16/9$1,883

Fri 31/1008:20STL - MEL

2 stops34h 35mAir New Zealand

Fri 7/1110:35MEL - STL

2 stops25h 12mAir New Zealand

Deal found 16/9$1,995

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 September 2025.

Sun 9/1107:00STL - MEL

3 stops47h 35mMultiple Airlines

Deal found 17/9$928

Sat 1/1117:09STL - MEL

2 stops33h 36mMultiple Airlines

Deal found 17/9$1,013

Sat 1/1114:06STL - MEL

2 stops27h 24mAmerican Airlines

Deal found 18/9$1,040

Mon 2/314:45STL - MEL

2 stops25h 45mUnited Airlines

Deal found 16/9$1,057

Fri 21/1107:00STL - MEL

3 stops58h 40mMultiple Airlines

Deal found 16/9$1,112

Mon 2/319:43STL - MEL

3 stops56h 37mMultiple Airlines

Deal found 16/9$1,193

Fri 21/1111:42STL - MEL

1 stop24h 18mAmerican Airlines

Deal found 16/9$1,264

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

Sat 1/11

12:21-09:30

2 stops29h 09m

Melbourne

Sat 8/11

12:00-19:30

2 stops24h 30m

$1,899

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 1/2

19:05-08:00

2 stops43h 55m

Melbourne

Sun 1/3

10:10-16:50

2 stops23h 40m

$1,946

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 7/2

06:00-09:30

1 stop34h 30m

Melbourne

Fri 27/2

18:30-13:58

2 stops36h 28m

$1,958

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 1/2

17:00-10:00

1 stop24h 00m

Melbourne

Sun 1/3

13:00-16:44

1 stop20h 44m

$1,958

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 3/2

06:00-09:30

1 stop34h 30m

Melbourne

Sat 28/2

18:30-23:08

2 stops45h 38m

$1,958

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 7/2

06:00-09:30

1 stop34h 30m

Melbourne

Sat 28/2

18:30-16:06

2 stops38h 36m

$1,958

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Thu 5/2

06:00-09:30

1 stop34h 30m

Melbourne

Sat 28/2

18:30-13:58

2 stops36h 28m

$1,958

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 1/2

06:00-09:30

1 stop34h 30m

Melbourne

Fri 27/2

18:30-23:08

2 stops45h 38m

$1,958

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 7/2

17:30-08:00

2 stops69h 30m

Melbourne

Sun 1/3

10:10-16:50

2 stops23h 40m

$1,970

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sun 16/11

18:13-17:15

2 stops30h 02m

Melbourne

Thu 4/12

18:30-23:57

2 stops46h 27m

$1,994

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 16 results

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.

Reviews of airlines servicing Melbourne

See what other customers who have flown with United 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.

United Airlines

7.4

Good

8,926 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Julia,Sept 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

United Airlines

7.4

Good

8,926 reviews

United Airlines

7.4

Good

8,926 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Julia,Sept 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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.
How long is the flight from St. Louis to Melbourne Airport?
There are many flights that can get you from St. Louis to Melbourne Airport in 29h 09m. Fly via American Airlines, Delta, or Qantas Airways to get the fastest option. The distance from St. Louis to Melbourne Airport is about 15255 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What is the cheapest airline to fly from St. Louis to Melbourne Airport round-trip?
Cheapflights users have booked flights from St. Louis to Melbourne Airport round-trip from $1,968. United Airlines is priced at 15% 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

Geelong

Dandenong

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Apollo Bay

Tullamarine

St Kilda

Lorne

Phillip Island

Torquay

Daylesford

Shepparton

Mornington

Sorrento

Doncaster

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from St. Louis to Melbourne

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,968	Average$2,464	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 $928

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 9/11. 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 September 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 September 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?

Reviews of airlines servicing Melbourne

See what other customers who have flown with United 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?

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

What is the cheapest airline to fly 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 September 2025.