Cheap flights from Australia to Missouri from $772

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Missouri departing on 8/9. 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 Australia to Missouri

Recent round-trip flight deals from Australia to Missouri

American Airlines Logo
9:10 am - 7:09 pmSYD-STL
24h 59m2 stops
American Airlines Logo
3:59 pm - 9:00 amSTL-SYD
24h 01m2 stops
$814American Airlines
Find Deal
Mon, Aug 18 - Sat, Nov 8
American Airlines Logo
9:10 am - 8:18 pmSYD-STL
26h 08m2 stops
American Airlines Logo
11:39 am - 9:00 amSTL-SYD
28h 21m2 stops
$818American Airlines
Find Deal
Mon, Aug 18 - Sat, Nov 8
United Airlines Logo
9:30 am - 6:58 pmSYD-STL
24h 28m2 stops
United Airlines Logo
11:05 am - 6:55 amSTL-SYD
28h 50m2 stops
$830United Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
United Airlines Logo
10:20 am - 4:45 pmSYD-STL
21h 25m1 stop
United Airlines Logo
11:20 am - 7:00 amSTL-SYD
26h 40m1 stop
$834United Airlines
Find Deal
Mon, Aug 18 - Sat, Nov 8
Delta Logo
9:25 am - 2:45 pmSYD-MCI
20h 20m1 stop
Delta Logo
7:00 am - 6:35 amMCI-SYD
32h 35m1 stop
$849Delta
Find Deal
Thu, Aug 28 - Thu, Sep 4
Air Canada Logo
9:20 am - 7:57 pmSYD-STL
49h 37m3 stops
Air Canada Logo
1:30 pm - 7:20 amSTL-SYD
50h 50m2 stops
$883Air Canada
Find Deal
Fri, Sep 12 - Fri, Sep 19
Air Canada Logo
10:20 am - 7:57 pmSYD-STL
49h 37m2 stops
Air Canada Logo
4:37 pm - 9:35 amSTL-SYD
23h 58m2 stops
$885Air Canada
Find Deal
Sun, Oct 12 - Tue, Dec 16
Qantas Airways Logo
10:10 am - 11:05 pmSYD-STL
28h 55m1 stop
Qantas Airways Logo
6:25 am - 7:25 amSTL-SYD
32h 00m1 stop
$1,081Qantas Airways
Find Deal
Mon, Oct 13 - Sun, Dec 14
Qantas Airways Logo
10:10 am - 11:05 pmSYD-STL
28h 55m1 stop
Qantas Airways Logo
6:25 am - 7:25 amSTL-SYD
32h 00m1 stop
$1,130Qantas Airways
Find Deal
Mon, Oct 13 - Mon, Dec 15
Delta Logo
9:25 am - 9:37 pmSYD-MCI
27h 12m1 stop
Delta Logo
3:42 pm - 6:35 amMCI-SYD
23h 53m1 stop
$1,334Delta
Find Deal
Sat, Aug 16 - Wed, Aug 20

Air Canada flights from Australia to Missouri

Our best Air Canada deals on Australia to Missouri flight tickets
Air Canada
Sep 12
SYD9:20 amSydney Kingsford Smith
49h 37m
3 stops
STL7:57 pmLambert-St Louis
Sep 19
STL1:30 pmLambert-St Louis
50h 50m
2 stops
SYD7:20 amSydney Kingsford Smith
Air Canada
Oct 12
SYD10:20 amSydney Kingsford Smith
49h 37m
2 stops
STL7:57 pmLambert-St Louis
Dec 16
STL4:37 pmLambert-St Louis
23h 58m
2 stops
SYD9:35 amSydney Kingsford Smith
Air Canada
Oct 13
SYD10:20 amSydney Kingsford Smith
25h 37m
2 stops
STL7:57 pmLambert-St Louis
Dec 14
STL4:05 pmLambert-St Louis
48h 30m
2 stops
SYD9:35 amSydney Kingsford Smith

Qantas Airways flights from Australia to Missouri

Our best Qantas Airways deals on Australia to Missouri flight tickets
Qantas Airways
Oct 13
SYD10:10 amSydney Kingsford Smith
28h 55m
1 stop
STL11:05 pmLambert-St Louis
Dec 14
STL6:25 amLambert-St Louis
32h 00m
1 stop
SYD7:25 amSydney Kingsford Smith
Qantas Airways
Oct 13
SYD10:10 amSydney Kingsford Smith
28h 55m
1 stop
STL11:05 pmLambert-St Louis
Dec 15
STL6:25 amLambert-St Louis
32h 00m
1 stop
SYD7:25 amSydney Kingsford Smith
Qantas Airways
Sep 13
MEL9:45 amMelbourne
28h 14m
1 stop
STL10:59 pmLambert-St Louis
Sep 20
STL6:20 amLambert-St Louis
33h 25m
1 stop
MEL6:45 amMelbourne

momondo Fare Finder

 
Customize your flight search to find flights from Australia to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Australia to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 8/18

9:10 am-7:09 pm

2 stops24h 59m

Lambert-St Louis

Sat 11/8

3:59 pm-9:00 am

2 stops24h 01m

$814

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 8/18

9:10 am-8:18 pm

2 stops26h 08m

Lambert-St Louis

Sat 11/8

11:39 am-9:00 am

2 stops28h 21m

$818

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Sun 9/14

9:30 am-6:58 pm

2 stops24h 28m

Lambert-St Louis

Sun 9/21

11:05 am-6:55 am

2 stops28h 50m

$830

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 8/18

10:20 am-4:45 pm

1 stop21h 25m

Lambert-St Louis

Sat 11/8

11:20 am-7:00 am

1 stop26h 40m

$834

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Thu 8/28

9:25 am-2:45 pm

1 stop20h 20m

Kansas City

Thu 9/4

7:00 am-6:35 am

1 stop32h 35m

$849

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Fri 9/12

9:20 am-7:57 pm

3 stops49h 37m

Lambert-St Louis

Fri 9/19

1:30 pm-7:20 am

2 stops50h 50m

$883

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Sun 10/12

10:20 am-7:57 pm

2 stops49h 37m

Lambert-St Louis

Tue 12/16

4:37 pm-9:35 am

2 stops23h 58m

$885

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 10/13

10:10 am-11:05 pm

1 stop28h 55m

Lambert-St Louis

Sun 12/14

6:25 am-7:25 am

1 stop32h 00m

$1,081

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 10/13

10:10 am-11:05 pm

1 stop28h 55m

Lambert-St Louis

Mon 12/15

6:25 am-7:25 am

1 stop32h 00m

$1,130

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Sat 8/16

9:25 am-9:37 pm

1 stop27h 12m

Kansas City

Wed 8/20

3:42 pm-6:35 am

1 stop23h 53m

$1,334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

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

What is the cheapest month to fly to Missouri?

In general, November 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 $1,065. If you aren’t able to travel to Missouri during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,196.

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

The cheapest day to depart from Australia to Missouri is on a Friday when prices can be found for as low as $1,050. Flights from Australia to Missouri on a Saturday will generally be more expensive and average around $1,861. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Missouri is in the morning. momondo users have found flights departing from Australia to Missouri in the morning for as low as $1,352. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the afternoon, with an average ticket price of $1,824. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Australia to Missouri flights?

You could potentially save up to 19% 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

$772

Fastest flight time

18h 40m

Direct flights

None

Airports in Missouri

2 airports
The best one-way flight to Missouri from Australia in the past 72 hours is $772. The best round-trip flight deal from Australia to Missouri found on momondo in the last 72 hours is $814.
The fastest flight from Australia to Missouri takes 18h 40m
There are no direct flights from Australia to Missouri. Popular non-direct routes for this connection are Sydney Kingsford Smith Airport - Kansas City Airport, Sydney Kingsford Smith Airport - Lambert-St Louis Airport and Melbourne Airport - Lambert-St Louis Airport.
There are 2 airports near Missouri: Kansas City (MCI), Lambert-St Louis (STL)

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

    Prices for flights from Australia to Missouri were last updated today.

  • How many operators does momondo search 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers 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 Australia to Missouri.

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

    The travel and health documents required for your trip to Missouri 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 Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


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
Qantas AirwaysPriceFrom $1,110Free CancellationRating
7.5
887 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $1,300Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Why use momondo?

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

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

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

Yes. All flights to Missouri from Australia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to Missouri from Australia 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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1 adult
Tue 8/5
Tue 8/12

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