What airlines fly to Australia?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Australia from Missouri according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 5 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

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

How long is the flight from Missouri to Australia?

Flight times from Missouri to Australia vary, but if you’re flying out of Kansas City and flying into Sydney (one of the most popular routes), then the duration is 20h 38m on average. Another popular route from Missouri to Australia is flying from St. Louis to Sydney, which will take roughly 21h 15m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Missouri to Australia refresh daily.

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

As of October 2026, there are 5 operators available to choose from for flights from Missouri to Australia.

How old do you have to be to fly from Missouri 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 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 Missouri 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 license 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.

$582 Cheap Flights from Missouri to Australia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:45 pm - 5:15 pmSTL Lambert-St Louis-MEL Melbourne

32h 30m2 stops Dallas/Fort Worth Auckland Intl

9:45 am - 6:09 pmMEL Melbourne-STL Lambert-St Louis

24h 24m1 stop Dallas/Fort Worth

$957Qantas Airways

Mon, Feb 1 - Wed, Mar 31

6:00 pm - 12:50 pmSTL Lambert-St Louis-BNE Brisbane

26h 50m2 stops Dallas/Fort Worth Auckland Intl

9:40 am - 1:41 pmBNE Brisbane-STL Lambert-St Louis

20h 01m1 stop Dallas/Fort Worth

$972Qantas Airways

Mon, Feb 1 - Sun, Feb 14

5:07 pm - 12:50 pmMCI Kansas City-BNE Brisbane

27h 43m2 stops Dallas/Fort Worth Auckland Intl

1:10 pm - 6:13 pmBNE Brisbane-MCI Kansas City

21h 03m2 stops Los Angeles Dallas/Fort Worth

$1,042Multiple Airlines

Wed, Jan 20 - Wed, Feb 10

1:35 pm - 9:35 amMCI Kansas City-SYD Sydney Kingsford Smith

27h 00m2 stops Denver Intl Vancouver Intl

11:20 am - 8:43 pmSYD Sydney Kingsford Smith-MCI Kansas City

26h 23m2 stops Vancouver Intl Denver Intl

$1,084Air Canada

Sun, Feb 14 - Wed, Feb 24

8:50 am - 9:35 amMCI Kansas City-SYD Sydney Kingsford Smith

31h 45m2 stops Denver Intl Vancouver Intl

11:20 am - 8:43 pmSYD Sydney Kingsford Smith-MCI Kansas City

50h 23m2 stops Vancouver Intl Denver Intl

$1,086Air Canada

Mon, Feb 1 - Mon, Feb 15

5:12 pm - 8:30 amMCI Kansas City-BNE Brisbane

23h 18m1 stop Los Angeles

10:40 am - 2:47 pmBNE Brisbane-MCI Kansas City

20h 07m1 stop Los Angeles

$1,153Delta

Wed, Jan 20 - Sun, Feb 14

5:12 pm - 8:30 amMCI Kansas City-BNE Brisbane

23h 18m1 stop Los Angeles

10:40 am - 2:47 pmBNE Brisbane-MCI Kansas City

20h 07m1 stop Los Angeles

$1,153Delta

Fri, Jan 22 - Wed, Feb 17

9:43 am - 6:55 amMCI Kansas City-SYD Sydney Kingsford Smith

28h 12m1 stop Dallas/Fort Worth

2:05 pm - 7:12 pmSYD Sydney Kingsford Smith-MCI Kansas City

22h 07m1 stop Dallas/Fort Worth

$1,197American Airlines

Sun, Feb 14 - Wed, Feb 24

11:14 am - 6:25 amSTL Lambert-St Louis-SYD Sydney Kingsford Smith

26h 11m2 stops Chicago O'Hare Intl Los Angeles

11:10 am - 8:17 pmSYD Sydney Kingsford Smith-STL Lambert-St Louis

26h 07m2 stops Los Angeles Dallas/Fort Worth

$1,201American Airlines

Tue, Nov 24 - Tue, Dec 1

12:08 pm - 6:55 amSTL Lambert-St Louis-SYD Sydney Kingsford Smith

25h 47m1 stop Dallas/Fort Worth

6:05 am - 1:41 pmSYD Sydney Kingsford Smith-STL Lambert-St Louis

23h 36m2 stops Brisbane Dallas/Fort Worth

$1,240Multiple Airlines

Mon, Mar 8 - Sat, Mar 20

Cheap last minute flights

Enter your travel dates to find the best prices.

5:40 am - 8:00 amMCI Kansas City-MEL Melbourne

33h 20m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:10 am - 11:24 pmMEL Melbourne-MCI Kansas City

30h 14m2 stops Los Angeles Minneapolis St Paul

$1,143Delta

Mon, Nov 2 - Mon, Nov 16

6:34 am - 8:00 amMCI Kansas City-MEL Melbourne

32h 26m2 stops Detroit Metropolitan Wayne County Los Angeles

10:10 am - 2:47 pmMEL Melbourne-MCI Kansas City

21h 37m1 stop Los Angeles

$1,143Delta

Mon, Nov 2 - Mon, Nov 16

4:00 pm - 9:30 amMCI Kansas City-MEL Melbourne

24h 30m1 stop Los Angeles

12:45 pm - 5:07 pmMEL Melbourne-MCI Kansas City

21h 22m1 stop San Francisco

$1,143United Airlines

Mon, Nov 2 - Mon, Nov 16

1:34 pm - 9:30 amMCI Kansas City-MEL Melbourne

26h 56m2 stops Denver Intl Los Angeles

12:45 pm - 5:07 pmMEL Melbourne-MCI Kansas City

21h 22m1 stop San Francisco

$1,147United Airlines

Mon, Nov 2 - Mon, Nov 16

5:45 am - 8:45 amMCI Kansas City-BNE Brisbane

36h 00m2 stops Denver Intl Vancouver Intl

10:45 am - 8:47 pmBNE Brisbane-MCI Kansas City

26h 02m2 stops Vancouver Intl Denver Intl

$1,198Air Canada

Sat, Oct 31 - Wed, Nov 4

2:09 pm - 1:20 pmMCI Kansas City-MEL Melbourne

30h 11m3 stops Phoenix Sky Harbor Intl Los Angeles Sydney Kingsford Smith

10:45 pm - 10:18 amMEL Melbourne-MCI Kansas City

28h 33m2 stops Los Angeles Charlotte Douglas

$1,463Qantas Airways

Mon, Nov 2 - Mon, Nov 16

2:09 pm - 1:20 pmMCI Kansas City-MEL Melbourne

30h 11m3 stops Phoenix Sky Harbor Intl Los Angeles Sydney Kingsford Smith

11:00 am - 6:31 pmMEL Melbourne-MCI Kansas City

24h 31m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$1,493Qantas Airways

Mon, Nov 2 - Mon, Nov 16

2:54 pm - 10:20 amSTL Lambert-St Louis-SYD Sydney Kingsford Smith

26h 26m3 stops Dallas/Fort Worth Los Angeles Brisbane

11:05 am - 8:42 pmSYD Sydney Kingsford Smith-STL Lambert-St Louis

26h 37m2 stops Brisbane Los Angeles

$1,555Multiple Airlines

Mon, Nov 2 - Mon, Nov 9

6:00 am - 8:45 amMCI Kansas City-BNE Brisbane

35h 45m2 stops Chicago O'Hare Intl Vancouver Intl

10:45 am - 5:34 pmBNE Brisbane-MCI Kansas City

22h 49m2 stops Vancouver Intl Chicago O'Hare Intl

$1,566Air Canada

Sat, Oct 31 - Wed, Nov 4

8:50 am - 8:35 amSTL Lambert-St Louis-SYD Sydney Kingsford Smith

30h 45m3 stops Denver Intl Los Angeles Auckland Intl

2:05 pm - 11:24 pmSYD Sydney Kingsford Smith-STL Lambert-St Louis

26h 19m3 stops Auckland Intl Los Angeles Chicago O'Hare Intl

$1,769Multiple Airlines

Mon, Nov 2 - Mon, Nov 9

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Qantas Airways flights from Missouri to Australia

Our best Qantas Airways deals on Missouri to Australia flight tickets

Qantas Airways

Feb 1

STL3:45 pmLambert-St Louis

32h 30m

2 stops

MEL5:15 pmMelbourne

Mar 31

MEL9:45 amMelbourne

24h 24m

1 stop

STL6:09 pmLambert-St Louis

$957

Qantas Airways

Feb 1

STL6:00 pmLambert-St Louis

26h 50m

2 stops

BNE12:50 pmBrisbane

Feb 14

BNE9:40 amBrisbane

20h 01m

1 stop

STL1:41 pmLambert-St Louis

$972

Qantas Airways

Feb 1

STL6:00 pmLambert-St Louis

20h 30m

1 stop

BNE6:30 amBrisbane

Feb 14

BNE6:30 pmBrisbane

35h 11m

2 stops

STL1:41 pmLambert-St Louis

$980

United Airlines flights from Missouri to Australia

Our best United Airlines deals on Missouri to Australia flight tickets

United Airlines

Nov 2

MCI4:00 pmKansas City

24h 30m

1 stop

MEL9:30 amMelbourne

Nov 16

MEL12:45 pmMelbourne

21h 22m

1 stop

MCI5:07 pmKansas City

$1,143

United Airlines

Nov 2

MCI1:34 pmKansas City

26h 56m

2 stops

MEL9:30 amMelbourne

Nov 16

MEL12:45 pmMelbourne

21h 22m

1 stop

MCI5:07 pmKansas City

$1,147

United Airlines

Mar 11

MCI6:00 amKansas City

33h 30m

2 stops

BNE7:30 amBrisbane

Mar 20

BNE10:20 amBrisbane

28h 07m

2 stops

MCI11:27 pmKansas City

$1,161

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisMelbourne

STL Lambert-St Louis - MEL Melbourne

STLMEL

Lambert-St Louis

Mon 2/1

3:45 pm-5:15 pm

2 stops32h 30m

Melbourne

Wed 3/31

9:45 am-6:09 pm

1 stop24h 24m

$957

St. LouisBrisbane

STL Lambert-St Louis - BNE Brisbane

STLBNE

Lambert-St Louis

Mon 2/1

6:00 pm-12:50 pm

2 stops26h 50m

Brisbane

Sun 2/14

9:40 am-1:41 pm

1 stop20h 01m

$972

Kansas CityBrisbane

MCI Kansas City - BNE Brisbane

MCIBNE

Kansas City

Wed 1/20

5:07 pm-12:50 pm

2 stops27h 43m

Brisbane

Wed 2/10

1:10 pm-6:13 pm

2 stops21h 03m

$1,042

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Sun 2/14

1:35 pm-9:35 am

2 stops27h 00m

Sydney Kingsford Smith

Wed 2/24

11:20 am-8:43 pm

2 stops26h 23m

$1,084

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Mon 2/1

8:50 am-9:35 am

2 stops31h 45m

Sydney Kingsford Smith

Mon 2/15

11:20 am-8:43 pm

2 stops50h 23m

$1,086

Quickest round-trip

Kansas CityBrisbane

MCI Kansas City - BNE Brisbane

MCIBNE

Kansas City

Wed 1/20

5:12 pm-8:30 am

1 stop23h 18m

Brisbane

Sun 2/14

10:40 am-2:47 pm

1 stop20h 07m

$1,153

Kansas CityBrisbane

MCI Kansas City - BNE Brisbane

MCIBNE

Kansas City

Fri 1/22

5:12 pm-8:30 am

1 stop23h 18m

Brisbane

Wed 2/17

10:40 am-2:47 pm

1 stop20h 07m

$1,153

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Sun 2/14

9:43 am-6:55 am

1 stop28h 12m

Sydney Kingsford Smith

Wed 2/24

2:05 pm-7:12 pm

1 stop22h 07m

$1,197

St. LouisSydney

STL Lambert-St Louis - SYD Sydney Kingsford Smith

STLSYD

Lambert-St Louis

Tue 11/24

11:14 am-6:25 am

2 stops26h 11m

Sydney Kingsford Smith

Tue 12/1

11:10 am-8:17 pm

2 stops26h 07m

$1,201

St. LouisSydney

STL Lambert-St Louis - SYD Sydney Kingsford Smith

STLSYD

Lambert-St Louis

Mon 3/8

12:08 pm-6:55 am

1 stop25h 47m

Sydney Kingsford Smith

Sat 3/20

6:05 am-1:41 pm

2 stops23h 36m

$1,240

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri 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

Prices

Airlines

Other information

What is the cheapest month to fly to Australia?

The month of May is, on average, the cheapest month to fly to Australia from Missouri, with most prices found around $1,155. If you aren’t able to travel during the month of May, then book flights to Australia from Missouri during November instead. Flights to Australia in November, while not as cheap as those in May, still average around $1,246.

Can stopping save me money on Missouri to Australia flights?

You could potentially save up to 15% on your flight if you consider stops on a Missouri to Australia flight.

Cheap Missouri to Australia flight deals and tips

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

Best Price Found	$582
Fastest flight time	19h 46m
Direct flights	None

The best one-way flight to Australia from Missouri in the past 72 hours is $582. The best round-trip flight deal from Missouri to Australia found on momondo in the last 72 hours is $957.

The fastest flight from Missouri to Australia takes 19h 46m

There are no direct flights from Missouri to Australia. There are no popular flight routes from Missouri to Australia.

Search flight deals

Frequently asked questions about flying from Missouri to Australia

When did momondo last update prices for flights from Missouri to Australia?
Prices for flights from Missouri to Australia refresh daily.
How many operators does momondo search for flights from Missouri to Australia?
As of October 2026, there are 5 operators available to choose from for flights from Missouri to Australia.
How old do you have to be to fly from Missouri 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 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 Missouri 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 license 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 Missouri to Australia

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

Airline	Rating	Free Cancellation	Price
Qantas Airways	PriceFrom $857	Free Cancellation	Rating 7.5 1,122 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $894	Free Cancellation	Rating 7.1 11,833 reviews	Search Air Canada flights
Delta	PriceFrom $917	Free Cancellation	Rating 7.8 8,695 reviews	Search Delta flights
United Airlines	PriceFrom $934	Free Cancellation	Rating 7.3 10,453 reviews	Search United Airlines flights
American Airlines	PriceFrom $962	Free Cancellation	Rating 7.0 12,212 reviews	Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Missouri to Australia. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Missouri to Australia flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Missouri and Australia 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 Missouri to Australia right now. Can momondo alert me if prices change?

Price alerts on flights to Australia from Missouri 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.