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

Prices for flights from Missouri to Perth Airport were last updated today.

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

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

$771 Cheap Flights from Missouri to Perth in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Perth

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:58 pm - 10:55 pmSTL Lambert-St Louis-PER Perth

43h 57m2 stops Dallas/Fort Worth Hong Kong Intl

12:25 am - 10:14 pmPER Perth-STL Lambert-St Louis

35h 49m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,493Multiple Airlines

Tue, Nov 17 - Mon, Nov 23

8:15 pm - 6:55 amSTL Lambert-St Louis-PER Perth

44h 40m2 stops Chicago O'Hare Intl Hong Kong Intl

8:30 am - 4:43 pmPER Perth-STL Lambert-St Louis

46h 13m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,530Cathay Pacific

Sun, Nov 1 - Mon, Nov 16

8:15 pm - 6:55 amSTL Lambert-St Louis-PER Perth

44h 40m2 stops Chicago O'Hare Intl Hong Kong Intl

8:30 am - 4:43 pmPER Perth-STL Lambert-St Louis

46h 13m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,531Cathay Pacific

Sun, Nov 1 - Mon, Nov 16

7:05 pm - 11:20 amSTL Lambert-St Louis-PER Perth

50h 15m2 stops San Francisco Sydney Kingsford Smith

3:15 pm - 6:05 pmPER Perth-STL Lambert-St Louis

40h 50m3 stops Sydney Kingsford Smith Los Angeles San Francisco

$1,639United Airlines

Sun, Nov 1 - Mon, Nov 16

6:15 am - 11:20 amSTL Lambert-St Louis-PER Perth

39h 05m2 stops Houston George Bush Intcntl Sydney Kingsford Smith

10:55 pm - 6:05 pmPER Perth-STL Lambert-St Louis

33h 10m3 stops Sydney Kingsford Smith Los Angeles San Francisco

$1,640United Airlines

Sun, Nov 15 - Sun, Nov 22

7:05 pm - 11:20 amSTL Lambert-St Louis-PER Perth

50h 15m2 stops San Francisco Sydney Kingsford Smith

3:15 pm - 6:05 pmPER Perth-STL Lambert-St Louis

40h 50m3 stops Sydney Kingsford Smith Los Angeles San Francisco

$1,705United Airlines

Sun, Nov 1 - Mon, Nov 16

2:28 pm - 11:10 amSTL Lambert-St Louis-PER Perth

30h 42m3 stops Phoenix Sky Harbor Intl Los Angeles Brisbane

3:20 pm - 6:05 pmPER Perth-STL Lambert-St Louis

40h 45m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$1,775Qantas Airways

Tue, Nov 17 - Tue, Nov 24

6:01 am - 6:55 amSTL Lambert-St Louis-PER Perth

34h 54m2 stops Los Angeles Hong Kong Intl

12:25 am - 8:16 pmPER Perth-STL Lambert-St Louis

33h 51m2 stops Hong Kong Intl Dallas/Fort Worth

$1,904Cathay Pacific

Mon, Jan 4 - Sun, Feb 28

4:05 pm - 10:55 pmSTL Lambert-St Louis-PER Perth

40h 50m2 stops Toronto Pearson Intl Hong Kong Intl

8:30 am - 2:06 pmPER Perth-STL Lambert-St Louis

43h 36m3 stops Hong Kong Intl Vancouver Intl Seattle/Tacoma Intl

$1,936Multiple Airlines

Mon, Jan 4 - Mon, Mar 1

11:34 am - 12:30 pmSTL Lambert-St Louis-PER Perth

34h 56m3 stops Chicago O'Hare Intl Los Angeles Sydney Kingsford Smith

11:10 pm - 7:22 pmPER Perth-STL Lambert-St Louis

34h 12m3 stops Brisbane Los Angeles Chicago O'Hare Intl

$1,978Qantas Airways

Sun, Nov 1 - Mon, Nov 16

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Cathay Pacific flights from Missouri to Perth

Our best Cathay Pacific deals on Missouri to Perth flight tickets

Cathay Pacific

Nov 1

STL8:15 pmLambert-St Louis

44h 40m

2 stops

PER6:55 amPerth

Nov 16

PER8:30 amPerth

46h 13m

2 stops

STL4:43 pmLambert-St Louis

$1,530

Cathay Pacific

Nov 1

STL8:15 pmLambert-St Louis

44h 40m

2 stops

PER6:55 amPerth

Nov 16

PER8:30 amPerth

46h 13m

2 stops

STL4:43 pmLambert-St Louis

$1,531

Cathay Pacific

Jan 4

STL6:01 amLambert-St Louis

34h 54m

2 stops

PER6:55 amPerth

Feb 28

PER12:25 amPerth

33h 51m

2 stops

STL8:16 pmLambert-St Louis

$1,904

Qatar Airways flights from Missouri to Perth

Our best Qatar Airways deals on Missouri to Perth flight tickets

Qatar Airways

Nov 9

STL10:21 amLambert-St Louis

42h 24m

2 stops

PER6:45 pmPerth

Nov 13

PER10:45 pmPerth

33h 32m

2 stops

STL6:17 pmLambert-St Louis

$2,033

Qatar Airways

Nov 9

STL10:21 amLambert-St Louis

42h 24m

2 stops

PER6:45 pmPerth

Nov 13

PER10:45 pmPerth

33h 32m

2 stops

STL6:17 pmLambert-St Louis

$2,107

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Tue 11/17

12:58 pm-10:55 pm

2 stops43h 57m

Perth

Mon 11/23

12:25 am-10:14 pm

2 stops35h 49m

$1,493

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Sun 11/1

8:15 pm-6:55 am

2 stops44h 40m

Perth

Mon 11/16

8:30 am-4:43 pm

2 stops46h 13m

$1,530

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Sun 11/1

8:15 pm-6:55 am

2 stops44h 40m

Perth

Mon 11/16

8:30 am-4:43 pm

2 stops46h 13m

$1,531

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Sun 11/1

7:05 pm-11:20 am

2 stops50h 15m

Perth

Mon 11/16

3:15 pm-6:05 pm

3 stops40h 50m

$1,639

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Sun 11/15

6:15 am-11:20 am

2 stops39h 05m

Perth

Sun 11/22

10:55 pm-6:05 pm

3 stops33h 10m

$1,640

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Sun 11/1

7:05 pm-11:20 am

2 stops50h 15m

Perth

Mon 11/16

3:15 pm-6:05 pm

3 stops40h 50m

$1,705

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Tue 11/17

2:28 pm-11:10 am

3 stops30h 42m

Perth

Tue 11/24

3:20 pm-6:05 pm

2 stops40h 45m

$1,775

Quickest round-trip

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Mon 1/4

6:01 am-6:55 am

2 stops34h 54m

Perth

Sun 2/28

12:25 am-8:16 pm

2 stops33h 51m

$1,904

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Mon 1/4

4:05 pm-10:55 pm

2 stops40h 50m

Perth

Mon 3/1

8:30 am-2:06 pm

3 stops43h 36m

$1,936

St. LouisPerth

STL Lambert-St Louis - PER Perth

STLPER

Lambert-St Louis

Sun 11/1

11:34 am-12:30 pm

3 stops34h 56m

Perth

Mon 11/16

11:10 pm-7:22 pm

3 stops34h 12m

$1,978

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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

How long does it take to fly to Perth?

Average flight duration from Missouri to Perth depends on which airport you fly into and out of. Flying from Kansas City to Perth is 41h 20m on average, while flying from St. Louis to Perth is 43h 57m on average. Perth is the most popular airport in 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

Best Price Found	$771
Fastest flight time	41h 20m
Direct flights	None

The best one-way flight to Perth from Missouri in the past 72 hours is $771. The best round-trip flight deal from Missouri to Perth found on momondo in the last 72 hours is $1,493.

The fastest flight from Missouri to Perth takes 41h 20m

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

Search flight deals

Frequently asked questions about flying from Missouri to Perth

When did momondo last update prices for flights from Missouri to Perth Airport?
Prices for flights from Missouri to Perth Airport were last updated today.
How old do you have to be to fly from Missouri to Perth Airport?
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 layovers. 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 travel and health documents required for your trip to Perth Airport 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 Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Perth

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

Airline	Rating	Free Cancellation	Price
Qantas Airways	PriceFrom $1,545	Free Cancellation	Rating 7.5 1,102 reviews		Search Qantas Airways flights

Fremantle

Mandurah

Rottnest Island

Scarborough

Why use momondo?

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

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 Missouri to Perth for you.

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

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

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

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

Yes momondo offers price alerts on flights to Perth from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.