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Cheap flights from St. Louis to Australia from $847

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 21/3. 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 return flights

These are some of the best return 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 stopovers.

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.
15:50 - 08:40STL-BNE
48h 50m2 stops
10:45 - 15:06BNE-STL
44h 21m2 stops
$1,531Air Canada
Find Deal
Sun, 2 Feb - Sat, 15 Feb
13:45 - 07:30STL-BNE
25h 45m2 stops
11:40 - 18:56BNE-STL
23h 16m1 stop
$1,558United Airlines
Find Deal
Sun, 2 Feb - Sat, 15 Feb
15:50 - 08:40STL-BNE
24h 50m2 stops
06:10 - 15:06BNE-STL
48h 56m3 stops
$1,564
Find Deal
Sun, 2 Feb - Sat, 15 Feb
14:18 - 06:35STL-SYD
25h 17m2 stops
09:25 - 00:37SYD-STL
30h 12m2 stops
$1,846Delta
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Fri, 25 Apr - Wed, 7 May
16:36 - 08:45STL-SYD
23h 09m2 stops
09:55 - 22:20SYD-STL
29h 25m3 stops
$2,144
Find Deal
Mon, 3 Feb - Tue, 11 Feb
16:36 - 10:50STL-MEL
25h 14m2 stops
18:00 - 18:59MEL-STL
41h 59m2 stops
$2,195Air New Zealand
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Sat, 25 Jan - Sat, 1 Feb
16:36 - 10:50STL-MEL
25h 14m2 stops
17:00 - 18:59MEL-STL
42h 59m2 stops
$2,198Air New Zealand
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Sat, 25 Jan - Sat, 1 Feb
07:55 - 08:35STL-SYD
31h 40m2 stops
11:05 - 17:40SYD-STL
23h 35m2 stops
$2,309Delta
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Tue, 3 Dec - Tue, 10 Dec
13:40 - 12:05STL-CNS
30h 25m2 stops
09:05 - 19:29CNS-STL
26h 24m2 stops
$2,815Qantas Airways
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Sun, 9 Feb - Sun, 16 Feb
16:53 - 17:10STL-CNS
32h 17m2 stops
06:00 - 15:07CNS-STL
25h 07m2 stops
$2,836Qantas Airways
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Sun, 9 Feb - Mon, 17 Feb
15:50 - 07:40STL-BNE
24h 50m2 stops
$847Air Canada
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Fri, 21 Mar
10:24 - 07:45STL-BNE
29h 21m2 stops
$852Delta
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Fri, 21 Feb
19:11 - 07:45STL-BNE
44h 34m2 stops
$861Delta
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Thu, 20 Feb
15:50 - 11:35STL-BNE
51h 45m3 stops
Thu, 20 Feb
16:36 - 10:00STL-MEL
48h 24m2 stops
$1,026United Airlines
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Tue, 11 Feb
15:41 - 05:40STL-MEL
20h 59m1 stop
$1,487Qantas Airways
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Tue, 11 Feb
16:06 - 05:30STL-BNE
22h 24m1 stop
$1,554Qantas Airways
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Fri, 21 Mar
06:10 - 05:00STL-BNE
30h 50m1 stop
$1,649American Airlines
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Fri, 21 Feb
09:44 - 10:50STL-MEL
32h 06m3 stops
$1,749
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Tue, 11 Feb
08:50 - 10:00STL-MEL
32h 10m1 stop
$4,257United Airlines
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Thu, 19 Dec
07:00 - 18:45STL-PER
45h 45m2 stops
22:45 - 23:59PER-STL
39h 14m2 stops
$2,513Qatar Airways
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Fri, 8 Nov - Sun, 10 Nov
19:00 - 09:15STL-SYD
21h 15m1 stop
19:15 - 23:30SYD-STL
45h 15m2 stops
$2,518Air New Zealand
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Fri, 8 Nov - Sat, 16 Nov
06:17 - 09:55STL-BNE
35h 38m2 stops
00:10 - 23:57BNE-STL
39h 47m2 stops
$2,986
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Wed, 6 Nov - Tue, 12 Nov
16:44 - 07:00STL-SYD
69h 16m2 stops
12:10 - 16:32SYD-STL
21h 22m2 stops
$3,083United Airlines
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Fri, 8 Nov - Sun, 17 Nov
19:00 - 09:15STL-SYD
21h 15m1 stop
12:10 - 00:16SYD-STL
29h 06m1 stop
$3,123United Airlines
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Fri, 8 Nov - Sun, 17 Nov
15:50 - 06:45STL-BNE
46h 55m2 stops
06:10 - 15:06BNE-STL
48h 56m3 stops
$3,173
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Wed, 6 Nov - Wed, 13 Nov
06:17 - 12:00STL-SYD
36h 43m2 stops
08:45 - 23:57SYD-STL
32h 12m2 stops
$3,179Cathay Pacific
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Fri, 8 Nov - Sat, 16 Nov
06:17 - 07:25STL-SYD
32h 08m1 stop
11:50 - 12:59SYD-STL
18h 09m1 stop
$3,761Qantas Airways
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Fri, 8 Nov - Sun, 10 Nov
17:31 - 06:35STL-SYD
20h 04m1 stop
11:50 - 15:13SYD-STL
20h 23m1 stop
$3,799Qantas Airways
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Fri, 8 Nov - Sat, 16 Nov
06:17 - 12:45STL-BNE
38h 28m3 stops
17:25 - 16:30BNE-STL
39h 05m3 stops
$5,179Cathay Pacific
Find Deal
Wed, 6 Nov - Wed, 13 Nov

United Airlines flights from St. Louis to Australia

Our best United Airlines deals on St. Louis to Australia flight tickets
United Airlines
2 Feb
STL13:45Lambert-St Louis
25h 45m
2 stops
BNE07:30Brisbane
15 Feb
BNE11:40Brisbane
23h 16m
1 stop
STL18:56Lambert-St Louis
United Airlines
2 Feb
STL07:00Lambert-St Louis
32h 30m
1 stop
BNE07:30Brisbane
15 Feb
BNE11:40Brisbane
23h 16m
1 stop
STL18:56Lambert-St Louis
United Airlines
15 Feb
STL09:00Lambert-St Louis
32h 00m
1 stop
MEL10:00Melbourne
28 Feb
MEL13:00Melbourne
22h 56m
1 stop
STL18:56Lambert-St Louis

Air New Zealand flights from St. Louis to Australia

Our best Air New Zealand deals on St. Louis to Australia flight tickets
Air New Zealand
25 Jan
STL16:36Lambert-St Louis
25h 14m
2 stops
MEL10:50Melbourne
1 Feb
MEL18:00Melbourne
41h 59m
2 stops
STL18:59Lambert-St Louis
Air New Zealand
25 Jan
STL16:36Lambert-St Louis
25h 14m
2 stops
MEL10:50Melbourne
1 Feb
MEL17:00Melbourne
42h 59m
2 stops
STL18:59Lambert-St Louis
Air New Zealand
13 Apr
STL18:00Lambert-St Louis
22h 00m
1 stop
SYD07:00Sydney Kingsford Smith
19 Apr
SYD18:20Sydney Kingsford Smith
41h 01m
2 stops
STL20:21Lambert-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?

Qantas Airways. Qantas Airways is the most popular carrier operating from St. Louis to Australia

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

Lambert-St Louis - Melbourne. Fly from Lambert-St Louis to Melbourne 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

$847

Fastest flight time

20h 06m

Direct flights

None

Airports in Australia

5 airports
The best one-way flight to Australia from St. Louis in the past 72 hours is $847. The best return flight deal from St. Louis to Australia found on momondo in the last 72 hours is $1,531.
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 - Sydney Kingsford Smith Airport and Lambert-St Louis Airport - Brisbane Airport.
There are 5 airports near Australia: 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 are refreshed on a daily basis.

  • 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 for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Australia.

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

    The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


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
Qantas AirwaysPriceFrom $2,887Free cancellationRating
7.5
832 reviews
Search Qantas Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Australia. momondo saves you time and could save you money on your trip.

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Australia.

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

Price alerts on flights to Australia from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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