What is the cheapest airline that flies from Australia to Missouri?

Air Canada, United Airlines, and American Airlines are the most popular carriers operating from Australia to Missouri

Which airlines fly to Missouri?

United Airlines, Qantas Airways and Air Canada are the top three most popular airlines that fly to Missouri from Australia according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when travelling to Missouri. Keep in mind that there are 5 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.

How long is the flight from Australia to Missouri?

On average, it takes 21h 25m to fly from Australia to Missouri if you fly out of Sydney (the most popular airport in Australia) and into St. Louis (the most popular airport in Missouri). If you’re flying out of Melbourne and into St. Louis, then the flight time is around 26h 26m.

When did momondo last update prices for flights from Australia to Missouri?

Prices for flights from Australia to Missouri are updated daily.

How many operators does momondo search for flights from Australia to Missouri?

As of August 2025, there are 5 operators available to choose from for flights from Australia to Missouri.

How old do you have to be to fly from Australia to Missouri?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Missouri.

What documentation or ID do you need to fly to Missouri?

The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$793 Cheap Flights from Australia to Missouri in 2025

1 adult

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Find the cheapest flights from Australia to Missouri

Round-trip

One-way

Last minute

Recent return flight deals from Australia to Missouri

09:20 - 15:21SYD-STL

45h 01m2 stops

13:35 - 09:35STL-SYD

27h 00m2 stops

$1,253

Find Deal

Mon, 18 Aug - Sat, 8 Nov

09:10 - 19:09SYD-STL

24h 59m2 stops

14:17 - 09:00STL-SYD

25h 43m2 stops

$1,257American Airlines

Find Deal

Mon, 18 Aug - Sat, 8 Nov

09:10 - 18:29SYD-STL

24h 19m2 stops

08:40 - 09:00STL-SYD

31h 20m2 stops

$1,259American Airlines

Find Deal

Mon, 18 Aug - Sat, 8 Nov

11:30 - 21:58MEL-STL

27h 28m2 stops

14:45 - 10:00STL-MEL

26h 15m2 stops

$1,271United Airlines

Find Deal

Sat, 13 Dec - Fri, 2 Jan

10:55 - 22:26MEL-MCI

50h 31m2 stops

16:44 - 07:30MCI-MEL

47h 46m2 stops

$1,273United Airlines

Find Deal

Thu, 18 Sep - Thu, 25 Sep

10:00 - 12:43BNE-STL

41h 43m2 stops

16:40 - 07:05STL-BNE

23h 25m2 stops

$1,339Air Canada

Find Deal

Mon, 18 Aug - Wed, 20 Aug

10:00 - 19:57BNE-STL

48h 57m2 stops

16:05 - 07:05STL-BNE

48h 00m2 stops

$1,516Air Canada

Find Deal

Fri, 19 Sep - Fri, 26 Sep

16:05 - 19:30MEL-STL

20h 25m1 stop

13:20 - 05:00STL-MEL

22h 40m1 stop

$1,599Qantas Airways

Find Deal

Mon, 10 Nov - Mon, 1 Dec

08:40 - 11:43BNE-MCI

18h 03m1 stop

15:03 - 05:30MCI-BNE

23h 27m1 stop

$1,780Qantas Airways

Find Deal

Fri, 31 Oct - Fri, 31 Oct

06:30 - 22:08LST-STL

30h 38m3 stops

11:06 - 16:45STL-LST

38h 39m3 stops

$3,002Air New Zealand

Find Deal

Fri, 19 Sep - Fri, 26 Sep

Air Canada flights from Australia to Missouri

Our best Air Canada deals on Australia to Missouri flight tickets

Air Canada

18 Aug

BNE10:00Brisbane

41h 43m

2 stops

STL12:43Lambert-St Louis

20 Aug

STL16:40Lambert-St Louis

23h 25m

2 stops

BNE07:05Brisbane

$1,339

Find similar

Air Canada

19 Sept

BNE10:00Brisbane

48h 57m

2 stops

STL19:57Lambert-St Louis

26 Sept

STL16:05Lambert-St Louis

48h 00m

2 stops

BNE07:05Brisbane

$1,516

Find similar

Air Canada

31 Oct

BNE09:45Brisbane

26h 02m

2 stops

MCI20:47Kansas City

12 Dec

MCI13:40Kansas City

51h 05m

2 stops

BNE08:45Brisbane

$1,536

Find similar

American Airlines flights from Australia to Missouri

Our best American Airlines deals on Australia to Missouri flight tickets

American Airlines

18 Aug

SYD09:10Sydney Kingsford Smith

24h 59m

2 stops

STL19:09Lambert-St Louis

8 Nov

STL14:17Lambert-St Louis

25h 43m

2 stops

SYD09:00Sydney Kingsford Smith

$1,257

Find similar

American Airlines

18 Aug

SYD09:10Sydney Kingsford Smith

24h 19m

2 stops

STL18:29Lambert-St Louis

8 Nov

STL08:40Lambert-St Louis

31h 20m

2 stops

SYD09:00Sydney Kingsford Smith

$1,259

Find similar

American Airlines

18 Aug

SYD09:10Sydney Kingsford Smith

28h 59m

1 stop

STL23:09Lambert-St Louis

8 Nov

STL14:17Lambert-St Louis

25h 43m

2 stops

SYD09:00Sydney Kingsford Smith

$1,277

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 18/8

09:20-15:21

2 stops45h 01m

Lambert-St Louis

Sat 8/11

13:35-09:35

2 stops27h 00m

$1,253

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 18/8

09:10-19:09

2 stops24h 59m

Lambert-St Louis

Sat 8/11

14:17-09:00

2 stops25h 43m

$1,257

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 18/8

09:10-18:29

2 stops24h 19m

Lambert-St Louis

Sat 8/11

08:40-09:00

2 stops31h 20m

$1,259

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 13/12

11:30-21:58

2 stops27h 28m

Lambert-St Louis

Fri 2/1

14:45-10:00

2 stops26h 15m

$1,271

MelbourneKansas City

MEL - MCI

MELMCI

Melbourne

Thu 18/9

10:55-22:26

2 stops50h 31m

Kansas City

Thu 25/9

16:44-07:30

2 stops47h 46m

$1,273

BrisbaneSt. Louis

BNE - STL

BNESTL

Brisbane

Mon 18/8

10:00-12:43

2 stops41h 43m

Lambert-St Louis

Wed 20/8

16:40-07:05

2 stops23h 25m

$1,339

BrisbaneSt. Louis

BNE - STL

BNESTL

Brisbane

Fri 19/9

10:00-19:57

2 stops48h 57m

Lambert-St Louis

Fri 26/9

16:05-07:05

2 stops48h 00m

$1,516

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Mon 10/11

16:05-19:30

1 stop20h 25m

Lambert-St Louis

Mon 1/12

13:20-05:00

1 stop22h 40m

$1,599

BrisbaneKansas City

BNE - MCI

BNEMCI

Brisbane

Fri 31/10

08:40-11:43

1 stop18h 03m

Kansas City

Fri 31/10

15:03-05:30

1 stop23h 27m

$1,780

LauncestonSt. Louis

LST - STL

LSTSTL

Launceston

Fri 19/9

06:30-22:08

3 stops30h 38m

Lambert-St Louis

Fri 26/9

11:06-16:45

3 stops38h 39m

$3,002

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Australia to Missouri

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

Prices

Airlines

Other information

What is the cheapest month to fly to Missouri?

In general, July is the cheapest month to fly from Australia to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,775. The month of January is another great option to travel to Missouri, with average flight prices from Australia averaging around $1,796.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart on your flight to Missouri is on a Wednesday when prices can be found for as low as $1,792. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Missouri on Sunday is $2,885.

What is the cheapest time of day to depart on your flight to Missouri?

The cheapest time of day to fly to Missouri is in the afternoon when flights can be purchased for as low as $2,155. Try not to purchase tickets in the morning because they tend to be around $2,170. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Australia to Missouri flights?

You could potentially save up to 5% on your flight if you consider stops on a Australia to Missouri flight.

Cheap Australia to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Missouri

Best price found	$793
Fastest flight time	18h 03m
Direct flights	None
Airports in Missouri	3 airports

The best one-way flight to Missouri from Australia in the past 72 hours is $793. The best return flight deal from Australia to Missouri found on momondo in the last 72 hours is $1,253.

The fastest flight from Australia to Missouri takes 18h 03m

There are no direct flights from Australia to Missouri. Popular non-direct routes for this connection are Brisbane Airport - Kansas City Airport, Brisbane Airport - Lambert-St Louis Airport and Sydney Kingsford Smith Airport - Kansas City Airport.

There are 3 airports near Missouri: Kansas City (MCI), Springfield-Branson (SGF), Lambert-St Louis (STL)

Search flight deals

When did momondo last update prices for flights from Australia to Missouri?
Prices for flights from Australia to Missouri are updated daily.
How many operators does momondo search for flights from Australia to Missouri?
As of August 2025, there are 5 operators available to choose from for flights from Australia to Missouri.
How old do you have to be to fly from Australia to Missouri?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Missouri.
What documentation or ID do you need to fly to Missouri?
The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Australia to Missouri

Compare and see reviews for airlines that fly from Australia to Missouri with momondo

Airline	Rating	Free cancellation	Price
Air Canada	PriceFrom $1,233	Free cancellation	Rating 7.1 9,890 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $1,306	Free cancellation	Rating 7.5 887 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $1,335	Free cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
Air New Zealand	PriceFrom $1,510	Free cancellation	Rating 7.9 502 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $1,853	Free cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Missouri?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Australia to Missouri for you.

Can I find flights from Australia to Missouri with flexible booking policies on momondo?

momondo does allow users to show only those flights to Missouri from Australia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Australia to Missouri?

momondo helps you find the best flight between Australia and Missouri by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Australia to Missouri flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.