How long does it take to fly to Perth?

The flight from Missouri to Perth 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 Perth (the most popular airport in Perth), then the flight time is 29h 13m on average. If you fly from St. Louis (another popular airport in Missouri) to Perth, then the average flight time is 48h 15m.

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

Prices for flights from Missouri to Perth Airport are refreshed on a daily basis.

How old do you have to be to fly from Missouri to Perth Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Perth Airport.

What documentation or ID do you need to fly to Perth Airport?

The necessary travel and health documents for your Perth Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,298 Cheap Flights from Missouri to Perth in 2025/26

1 adult

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Find the cheapest flights from Missouri to Perth

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

11:05 - 06:55

STL

PER

29h 50m2 stops

00:25 - 18:14

PER

STL

31h 49m2 stops

$10,341Cathay Pacific

Sat, 31 Jan - Sun, 8 Feb

17:12 - 18:15

STL

PER

35h 03m2 stops

17:45 - 17:05

PER

STL

37h 20m2 stops

$10,591Qantas Airways

Wed, 28 Jan - Thu, 12 Feb

11:05 - 22:55

STL

PER

45h 50m2 stops

00:25 - 18:14

PER

STL

31h 49m2 stops

$10,737Cathay Pacific

Mon, 2 Feb - Sun, 8 Feb

17:12 - 21:15

STL

PER

38h 03m2 stops

17:45 - 23:59

PER

STL

44h 14m2 stops

$10,883Qantas Airways

Wed, 28 Jan - Sun, 8 Feb

17:04 - 22:55

STL

PER

39h 51m2 stops

08:30 - 23:59

PER

STL

29h 29m2 stops

$11,087Cathay Pacific

Fri, 30 Jan - Mon, 9 Feb

11:55 - 21:15

STL

PER

43h 20m2 stops

17:45 - 17:05

PER

STL

37h 20m2 stops

$11,165Qantas Airways

Fri, 30 Jan - Thu, 12 Feb

17:04 - 18:15

STL

PER

35h 11m2 stops

17:45 - 17:05

PER

STL

37h 20m2 stops

$11,343Qantas Airways

Thu, 29 Jan - Thu, 12 Feb

07:04 - 21:15

STL

PER

48h 11m2 stops

17:45 - 17:05

PER

STL

37h 20m2 stops

$11,456Qantas Airways

Sun, 1 Feb - Thu, 12 Feb

11:05 - 22:55

STL

PER

45h 50m2 stops

08:30 - 18:14

PER

STL

47h 44m2 stops

$11,563Cathay Pacific

Tue, 3 Feb - Sun, 8 Feb

17:12 - 18:15

STL

PER

35h 03m2 stops

06:00 - 23:59

PER

STL

31h 59m2 stops

$11,635Qantas Airways

Wed, 28 Jan - Sat, 7 Feb

Cathay Pacific flights from Missouri to Perth

Our best Cathay Pacific deals on Missouri to Perth flight tickets

Cathay Pacific

31 Jan

STL11:05Lambert-St Louis

29h 50m

2 stops

PER06:55Perth

8 Feb

PER00:25Perth

31h 49m

2 stops

STL18:14Lambert-St Louis

$10,341

Find similar

Cathay Pacific

2 Feb

STL11:05Lambert-St Louis

45h 50m

2 stops

PER22:55Perth

8 Feb

PER00:25Perth

31h 49m

2 stops

STL18:14Lambert-St Louis

$10,737

Find similar

Cathay Pacific

30 Jan

STL11:05Lambert-St Louis

29h 50m

2 stops

PER06:55Perth

10 Feb

PER00:25Perth

31h 49m

2 stops

STL18:14Lambert-St Louis

$11,087

Find similar

Qantas Airways flights from Missouri to Perth

Our best Qantas Airways deals on Missouri to Perth flight tickets

Qantas Airways

28 Jan

STL17:12Lambert-St Louis

35h 03m

2 stops

PER18:15Perth

12 Feb

PER17:45Perth

37h 20m

2 stops

STL17:05Lambert-St Louis

$10,591

Find similar

Qantas Airways

28 Jan

STL17:12Lambert-St Louis

38h 03m

2 stops

PER21:15Perth

8 Feb

PER17:45Perth

44h 14m

2 stops

STL23:59Lambert-St Louis

$10,883

Find similar

Qantas Airways

30 Jan

STL11:55Lambert-St Louis

43h 20m

2 stops

PER21:15Perth

12 Feb

PER17:45Perth

37h 20m

2 stops

STL17:05Lambert-St Louis

$11,165

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 31/1

11:05-06:55

2 stops29h 50m

Perth

Sun 8/2

00:25-18:14

2 stops31h 49m

$10,341

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 28/1

17:12-18:15

2 stops35h 03m

Perth

Thu 12/2

17:45-17:05

2 stops37h 20m

$10,591

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Mon 2/2

11:05-22:55

2 stops45h 50m

Perth

Sun 8/2

00:25-18:14

2 stops31h 49m

$10,737

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 28/1

17:12-21:15

2 stops38h 03m

Perth

Sun 8/2

17:45-23:59

2 stops44h 14m

$10,883

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Fri 30/1

17:04-22:55

2 stops39h 51m

Perth

Mon 9/2

08:30-23:59

2 stops29h 29m

$11,087

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Fri 30/1

11:55-21:15

2 stops43h 20m

Perth

Thu 12/2

17:45-17:05

2 stops37h 20m

$11,165

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Thu 29/1

17:04-18:15

2 stops35h 11m

Perth

Thu 12/2

17:45-17:05

2 stops37h 20m

$11,343

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sun 1/2

07:04-21:15

2 stops48h 11m

Perth

Thu 12/2

17:45-17:05

2 stops37h 20m

$11,456

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Tue 3/2

11:05-22:55

2 stops45h 50m

Perth

Sun 8/2

08:30-18:14

2 stops47h 44m

$11,563

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 28/1

17:12-18:15

2 stops35h 03m

Perth

Sat 7/2

06:00-23:59

2 stops31h 59m

$11,635

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri to Perth

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

Airlines

Other information

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

American Airlines and Qantas Airways are the most popular carriers operating from Missouri to Perth

Cheap Missouri to Perth flight deals and tips

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

Fastest flight time	29h 13m
Direct flights	None

The fastest flight from Missouri to Perth takes 29h 13m

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

Search flight deals

When did momondo last update prices for flights from Missouri to Perth Airport?
Prices for flights from Missouri to Perth Airport are refreshed on a daily basis.
How old do you have to be to fly from Missouri to Perth Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The necessary travel and health documents for your Perth Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Fremantle

Mandurah

Scarborough

Rottnest Island

Why use momondo?

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

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

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

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

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

Once all potential Missouri to Perth flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Perth, momondo offers a useful price alert feature which will track prices for flights to Perth from Missouri and alert you when they change.