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Cheap flights from St. Louis to Australia from $559

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Australia departing on 3/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Australia

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Australia that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to Australia.

Cheap last minute flights

Planning a quick getaway from St. Louis to Australia? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Australia, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Australia

Find recent round-trip train or bus tickets from St. Louis to Australia.

All round-trip flight deals to Australia

The cheapest plane tickets to Australia found on KAYAK recently.
3:50 pm - 8:40 amSTL-BNE
48h 50m2 stops
10:45 am - 3:06 pmBNE-STL
44h 21m2 stops
$1,010Air Canada
Find Deal
Sun, Feb 2 - Sat, Feb 15
1:45 pm - 7:30 amSTL-BNE
25h 45m2 stops
11:40 am - 6:56 pmBNE-STL
23h 16m1 stop
$1,028United Airlines
Find Deal
Sun, Feb 2 - Sat, Feb 15
3:50 pm - 8:40 amSTL-BNE
24h 50m2 stops
6:10 am - 3:06 pmBNE-STL
48h 56m3 stops
$1,032
Find Deal
Sun, Feb 2 - Sat, Feb 15
7:00 am - 7:30 amSTL-BNE
32h 30m1 stop
11:40 am - 6:56 pmBNE-STL
23h 16m1 stop
$1,033United Airlines
Find Deal
Sun, Feb 2 - Sat, Feb 15
4:36 pm - 10:50 amSTL-MEL
25h 14m2 stops
6:00 pm - 6:59 pmMEL-STL
41h 59m2 stops
$1,448Air New Zealand
Find Deal
Sat, Jan 25 - Sat, Feb 1
4:36 pm - 10:50 amSTL-MEL
25h 14m2 stops
5:00 pm - 6:59 pmMEL-STL
42h 59m2 stops
$1,450Air New Zealand
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Sat, Jan 25 - Sat, Feb 1
4:53 pm - 3:45 pmSTL-AVV
29h 52m2 stops
4:20 pm - 3:07 pmAVV-STL
39h 47m2 stops
$1,667Qantas Airways
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Mon, Feb 3 - Sun, Feb 16
7:02 pm - 2:10 pmSTL-AVV
28h 08m2 stops
4:40 pm - 11:11 pmAVV-STL
45h 31m2 stops
$1,728Qantas Airways
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Sat, May 3 - Sat, May 17
4:53 pm - 6:35 amSTL-SYD
20h 42m1 stop
11:50 am - 4:33 pmSYD-STL
21h 43m1 stop
$1,775American Airlines
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Thu, Feb 6 - Tue, Feb 25
5:37 am - 6:25 pmSTL-MEL
43h 48m2 stops
11:30 pm - 11:15 pmMEL-STL
40h 45m2 stops
$2,777Qatar Airways
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Sat, Mar 1 - Mon, Mar 3
3:50 pm - 7:40 amSTL-BNE
24h 50m2 stops
$559Air Canada
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Fri, Mar 21
10:24 am - 7:45 amSTL-BNE
29h 21m2 stops
$562Delta
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Fri, Feb 21
7:11 pm - 7:45 amSTL-BNE
44h 34m2 stops
$568Delta
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Thu, Feb 20
3:50 pm - 9:30 amSTL-BNE
73h 40m3 stops
$582Air Canada
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Thu, Feb 20
4:36 pm - 10:00 amSTL-MEL
48h 24m2 stops
$677United Airlines
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Tue, Feb 11
3:41 pm - 5:40 amSTL-MEL
20h 59m1 stop
$981Qantas Airways
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Tue, Feb 11
4:53 pm - 3:45 pmSTL-AVV
29h 52m2 stops
$994Qantas Airways
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Tue, Feb 11
6:10 am - 5:00 amSTL-BNE
30h 50m1 stop
$1,088American Airlines
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Fri, Feb 21
7:00 am - 10:50 amSTL-MEL
34h 50m2 stops
$1,226Air New Zealand
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Wed, Jan 15
8:50 am - 10:00 amSTL-MEL
32h 10m1 stop
$2,808United Airlines
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Thu, Dec 19
7:00 am - 6:45 pmSTL-PER
45h 45m2 stops
10:45 pm - 11:59 pmPER-STL
39h 14m2 stops
$1,658Qatar Airways
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Fri, Nov 8 - Sun, Nov 10
7:00 pm - 9:15 amSTL-SYD
21h 15m1 stop
7:15 pm - 11:30 pmSYD-STL
45h 15m2 stops
$1,661Air New Zealand
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Fri, Nov 8 - Sat, Nov 16
4:44 pm - 7:00 amSTL-SYD
69h 16m2 stops
12:10 pm - 4:32 pmSYD-STL
21h 22m2 stops
$2,034United Airlines
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Fri, Nov 8 - Sun, Nov 17
7:00 pm - 9:15 amSTL-SYD
21h 15m1 stop
12:10 pm - 12:16 amSYD-STL
29h 06m1 stop
$2,060United Airlines
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Fri, Nov 8 - Sun, Nov 17
3:50 pm - 8:40 amSTL-BNE
48h 50m2 stops
10:45 am - 3:06 pmBNE-STL
44h 21m2 stops
$2,165Air Canada
Find Deal
Fri, Nov 8 - Wed, Nov 13
3:50 pm - 8:40 amSTL-BNE
48h 50m2 stops
10:45 am - 3:06 pmBNE-STL
44h 21m2 stops
$2,210Air Canada
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Fri, Nov 8 - Fri, Nov 15
6:17 am - 7:25 amSTL-SYD
32h 08m1 stop
11:50 am - 12:59 pmSYD-STL
18h 09m1 stop
$2,481Qantas Airways
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Fri, Nov 8 - Sun, Nov 10
5:31 pm - 6:35 amSTL-SYD
20h 04m1 stop
11:50 am - 3:13 pmSYD-STL
20h 23m1 stop
$2,506Qantas Airways
Find Deal
Fri, Nov 8 - Sat, Nov 16
6:17 am - 5:00 amSTL-BNE
30h 43m1 stop
10:00 pm - 8:54 amBNE-STL
26h 54m2 stops
$2,701American Airlines
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Wed, Nov 6 - Mon, Nov 11
6:17 am - 5:00 amSTL-BNE
30h 43m1 stop
9:40 am - 3:13 pmBNE-STL
21h 33m1 stop
$2,717American Airlines
Find Deal
Wed, Nov 6 - Sun, Nov 10

Delta flights from St. Louis to Australia

Our best Delta deals on St. Louis to Australia flight tickets
Delta
Apr 25
STL2:18 pmLambert-St Louis
25h 17m
2 stops
SYD6:35 amSydney Kingsford Smith
May 7
SYD9:25 amSydney Kingsford Smith
30h 12m
2 stops
STL12:37 amLambert-St Louis
Delta
Dec 3
STL7:55 amLambert-St Louis
31h 40m
2 stops
SYD8:35 amSydney Kingsford Smith
Dec 10
SYD11:05 amSydney Kingsford Smith
23h 35m
2 stops
STL5:40 pmLambert-St Louis

Turkish Airlines flights from St. Louis to Australia

Our best Turkish Airlines deals on St. Louis to Australia flight tickets
Turkish Airlines
Mar 22
STL5:36 pmLambert-St Louis
56h 54m
3 stops
SYD6:30 pmSydney Kingsford Smith
Apr 25
SYD8:40 pmSydney Kingsford Smith
56h 38m
3 stops
STL2:18 pmLambert-St Louis
Turkish Airlines
Feb 6
STL5:30 pmLambert-St Louis
56h 00m
3 stops
SYD6:30 pmSydney Kingsford Smith
Feb 25
SYD8:40 pmSydney Kingsford Smith
58h 56m
3 stops
STL2:36 pmLambert-St Louis

How to get the cheapest flight ticket from St. Louis to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Australia from St. Louis?

Air Canada. Air Canada, Delta, and United Airlines are the most popular carriers operating from St. Louis to Australia

What is the cheapest St. Louis to Australia flight route?

Lambert-St Louis - Brisbane. Fly from Lambert-St Louis to Brisbane for the best St. Louis - Australia flight prices

Can stopping save me money on St. Louis to Australia flights?

You could potentially save up to 43% on your flight if you consider stops on a St. Louis to Australia flight.

Cheap St. Louis to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Australia

Best Price Found

$559

Fastest flight time

20h 06m

Direct flights

None

Airports in Australia

6 airports
The best one-way flight to Australia from St. Louis in the past 72 hours is $559. The best round-trip flight deal from St. Louis to Australia found on momondo in the last 72 hours is $1,010.
The fastest flight from St. Louis to Australia takes 20h 06m
There are no direct flights from St. Louis to Australia. Popular non-direct routes for this connection are Lambert-St Louis Airport - Melbourne Airport, Lambert-St Louis Airport - Melbourne Avalon Airport and Lambert-St Louis Airport - Brisbane Airport.
There are 6 airports near Australia: Melbourne Avalon (AVV), Canberra (CBR), Melbourne (MEL), Brisbane (BNE), Cairns (CNS), Sydney Kingsford Smith (SYD)

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Australia?

    Prices for flights from Lambert-St Louis Airport to Australia refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Australia?

  • How old do you have to be to fly from Lambert-St Louis Airport to Australia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Australia.

  • What documentation or ID do you need to fly to Australia?

    The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from St. Louis to Australia

Compare and see reviews for airlines that fly from St. Louis to Australia with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $917Free CancellationRating
7.0
8,130 reviews
Search Air Canada flights
United AirlinesPriceFrom $924Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
DeltaPriceFrom $942Free CancellationRating
8.0
8,830 reviews
Search Delta flights
American AirlinesPriceFrom $1,134Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Qantas AirwaysPriceFrom $1,236Free CancellationRating
7.5
832 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $1,322Free CancellationRating
8.0
530 reviews
Search Air New Zealand flights
Qatar AirwaysPriceFrom $1,559Free CancellationRating
7.5
3,885 reviews
Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Australia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from St. Louis.

Can I find flights from St. Louis to Australia with flexible booking policies on momondo?

All flight searches from St. Louis to Australia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Australia?

Once you have performed a search for St. Louis to Australia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.


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