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

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

How long is the flight from Missouri to Australia?

The flight from Missouri to Australia depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Kansas City (a popular airport in Missouri) to Sydney (the most popular airport in Australia), then the flight time is 20h 20m on average. If you fly from St. Louis (another popular airport in Missouri) to Sydney, then the average flight time is 20h 32m.

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

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

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 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 Missouri 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 licence, 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.

$882 Cheap Flights from Missouri to Australia in 2026

Find the cheapest flights from Missouri to Australia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

19:04 - 05:00

MCI

MEL

40h 56m

1 stop

12:25 - 14:19

MEL

MCI

42h 54m

2 stops

$1,535Qantas Airways

Mon, 2 Nov - Mon, 16 Nov

06:02 - 09:00

STL

SYD

33h 58m

1 stop

17:50 - 18:15

SYD

STL

41h 25m

2 stops

$1,559Qantas Airways

Mon, 9 Nov - Thu, 19 Nov

19:11 - 07:20

MCI

SYD

45h 09m

2 stops

09:20 - 12:38

SYD

MCI

42h 18m

2 stops

$1,571Air Canada

Sun, 30 Aug - Tue, 8 Sep

16:05 - 07:45

STL

BNE

48h 40m

2 stops

10:45 - 15:26

BNE

STL

44h 41m

2 stops

$1,572Air Canada

Sun, 25 Oct - Wed, 18 Nov

17:17 - 06:55

MCI

SYD

20h 38m

1 stop

19:15 - 14:19

SYD

MCI

36h 04m

2 stops

$1,577Qantas Airways

Mon, 2 Nov - Mon, 9 Nov

12:47 - 09:30

STL

MEL

28h 43m

2 stops

22:45 - 08:07

MEL

STL

26h 22m

2 stops

$1,607American Airlines

Tue, 27 Oct - Wed, 11 Nov

16:05 - 07:45

STL

BNE

48h 40m

2 stops

06:10 - 15:26

BNE

STL

49h 16m

3 stops

$1,615Multiple Airlines

Sun, 25 Oct - Wed, 18 Nov

06:04 - 06:45

STL

MEL

32h 41m

1 stop

22:45 - 09:20

MEL

STL

26h 35m

2 stops

$1,620American Airlines

Tue, 20 Oct - Tue, 27 Oct

19:20 - 08:50

STL

MEL

45h 30m

2 stops

12:00 - 20:41

MEL

STL

25h 41m

2 stops

$1,632Delta

Tue, 20 Oct - Tue, 3 Nov

16:05 - 11:30

STL

BNE

52h 25m

3 stops

06:10 - 15:26

BNE

STL

49h 16m

3 stops

$1,648Multiple Airlines

Sun, 25 Oct - Wed, 18 Nov

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Air Canada flights from Missouri to Australia

Our best Air Canada deals on Missouri to Australia flight tickets

Air Canada

3 Aug

STL12:10Lambert-St Louis

51h 55m

2 stops

BNE07:05Brisbane

31 Aug

BNE10:00Brisbane

41h 40m

2 stops

STL12:40Lambert-St Louis

$1,549

Air Canada

30 Aug

MCI19:11Kansas City

45h 09m

2 stops

SYD07:20Sydney Kingsford Smith

8 Sept

SYD09:20Sydney Kingsford Smith

42h 18m

2 stops

MCI12:38Kansas City

$1,571

Air Canada

25 Oct

STL16:05Lambert-St Louis

48h 40m

2 stops

BNE07:45Brisbane

18 Nov

BNE10:45Brisbane

44h 41m

2 stops

STL15:26Lambert-St Louis

$1,572

Air New Zealand flights from Missouri to Australia

Our best Air New Zealand deals on Missouri to Australia flight tickets

Air New Zealand

11 Oct

STL12:10Lambert-St Louis

28h 10m

2 stops

SYD08:20Sydney Kingsford Smith

19 Oct

SYD10:20Sydney Kingsford Smith

25h 40m

2 stops

STL20:00Lambert-St Louis

$1,684

Air New Zealand

11 Oct

STL12:10Lambert-St Louis

28h 10m

2 stops

SYD08:20Sydney Kingsford Smith

20 Oct

SYD10:20Sydney Kingsford Smith

22h 17m

2 stops

STL16:37Lambert-St Louis

$1,687

Air New Zealand

13 Oct

STL13:36Lambert-St Louis

26h 44m

2 stops

SYD08:20Sydney Kingsford Smith

20 Oct

SYD10:20Sydney Kingsford Smith

22h 17m

2 stops

STL16:37Lambert-St Louis

$1,688

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Kansas CityMelbourne

MCI - MEL

MCIMEL

Kansas City

Mon 2/11

19:04-05:00

1 stop40h 56m

Melbourne

Mon 16/11

12:25-14:19

2 stops42h 54m

$1,535

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Mon 9/11

06:02-09:00

1 stop33h 58m

Sydney Kingsford Smith

Thu 19/11

17:50-18:15

2 stops41h 25m

$1,559

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Sun 30/8

19:11-07:20

2 stops45h 09m

Sydney Kingsford Smith

Tue 8/9

09:20-12:38

2 stops42h 18m

$1,571

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Sun 25/10

16:05-07:45

2 stops48h 40m

Brisbane

Wed 18/11

10:45-15:26

2 stops44h 41m

$1,572

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Mon 2/11

17:17-06:55

1 stop20h 38m

Sydney Kingsford Smith

Mon 9/11

19:15-14:19

2 stops36h 04m

$1,577

Fastest return journey

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 27/10

12:47-09:30

2 stops28h 43m

Melbourne

Wed 11/11

22:45-08:07

2 stops26h 22m

$1,607

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Sun 25/10

16:05-07:45

2 stops48h 40m

Brisbane

Wed 18/11

06:10-15:26

3 stops49h 16m

$1,615

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 20/10

06:04-06:45

1 stop32h 41m

Melbourne

Tue 27/10

22:45-09:20

2 stops26h 35m

$1,620

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 20/10

19:20-08:50

2 stops45h 30m

Melbourne

Tue 3/11

12:00-20:41

2 stops25h 41m

$1,632

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Sun 25/10

16:05-11:30

3 stops52h 25m

Brisbane

Wed 18/11

06:10-15:26

3 stops49h 16m

$1,648

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 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?

In general, May is the cheapest month to fly from Missouri to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,601. If you don’t want to visit Australia in May, then you should wait until February to fly from Missouri, when ticket prices are also cheap, with an average price of $1,807.

Can stopping save me money on Missouri to Australia flights?

You could potentially save up to 2% 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

Fastest flight time	20h 20m
Direct flights	None

The fastest flight from Missouri to Australia takes 20h 20m

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

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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 were last updated today.
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 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 Missouri 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 licence, 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.

Why use momondo?

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

It is quick and easy to find Missouri to Australia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Australia that suits you.

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

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

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

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

If you are not ready to book a flight from Missouri 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.