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 many operators does momondo search for flights from Missouri to Perth Airport?

As of July 2026, there is 1 operator available to choose from for flights from Missouri to Perth Airport.

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.

$1,481 Cheap Flights from Missouri to Perth in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Perth

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 6:35 pm

MCI

PER

46h 35m

2 stops

10:45 pm - 11:59 pm

PER

MCI

38h 14m

2 stops

$1,481Qatar Airways

Tue, Sep 1 - Tue, Sep 8

3:32 pm - 11:15 am

STL

PER

30h 43m

2 stops

11:55 pm - 10:59 pm

PER

STL

36h 04m

2 stops

$1,505American Airlines

Mon, Aug 17 - Mon, Aug 24

7:00 am - 6:45 pm

STL

PER

45h 45m

2 stops

10:45 pm - 11:59 pm

PER

STL

39h 14m

2 stops

$1,564Qatar Airways

Sat, Dec 5 - Sat, Dec 12

8:42 am - 12:30 pm

STL

PER

38h 48m

2 stops

6:10 pm - 3:38 pm

PER

STL

58h 28m

3 stops

$1,575Multiple Airlines

Mon, Aug 17 - Mon, Aug 24

8:42 am - 12:30 pm

STL

PER

38h 48m

2 stops

3:30 pm - 3:38 pm

PER

STL

61h 08m

3 stops

$1,604United Airlines

Mon, Aug 17 - Mon, Aug 24

6:00 am - 7:10 pm

STL

PER

48h 10m

2 stops

10:30 am - 10:59 pm

PER

STL

25h 29m

2 stops

$1,622Qantas Airways

Mon, Aug 17 - Mon, Aug 24

4:20 pm - 12:30 pm

MCI

PER

31h 10m

2 stops

10:40 pm - 11:30 pm

PER

MCI

37h 50m

3 stops

$1,628United Airlines

Fri, Aug 14 - Mon, Sep 14

8:42 am - 12:30 pm

STL

PER

38h 48m

2 stops

3:30 pm - 5:59 pm

PER

STL

39h 29m

2 stops

$1,637United Airlines

Wed, Aug 12 - Wed, Aug 19

6:00 am - 12:25 pm

STL

PER

41h 25m

2 stops

11:45 pm - 10:59 pm

PER

STL

36h 14m

2 stops

$1,644Qantas Airways

Thu, Aug 13 - Thu, Aug 20

8:42 am - 12:30 pm

STL

PER

38h 48m

2 stops

3:30 pm - 3:38 pm

PER

STL

61h 08m

3 stops

$1,655United Airlines

Wed, Aug 12 - Wed, Aug 19

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Qatar Airways flights from Missouri to Perth

Our best Qatar Airways deals on Missouri to Perth flight tickets

Qatar Airways

Sep 1

MCI7:00 amKansas City

46h 35m

2 stops

PER6:35 pmPerth

Sep 8

PER10:45 pmPerth

38h 14m

2 stops

MCI11:59 pmKansas City

$1,481

Qatar Airways

Dec 5

STL7:00 amLambert-St Louis

45h 45m

2 stops

PER6:45 pmPerth

Dec 12

PER10:45 pmPerth

39h 14m

2 stops

STL11:59 pmLambert-St Louis

$1,564

United Airlines flights from Missouri to Perth

Our best United Airlines deals on Missouri to Perth flight tickets

United Airlines

Aug 17

STL8:42 amLambert-St Louis

38h 48m

2 stops

PER12:30 pmPerth

Aug 24

PER3:30 pmPerth

61h 08m

3 stops

STL3:38 pmLambert-St Louis

$1,604

United Airlines

Aug 14

MCI4:20 pmKansas City

31h 10m

2 stops

PER12:30 pmPerth

Sep 14

PER10:40 pmPerth

37h 50m

3 stops

MCI11:30 pmKansas City

$1,628

United Airlines

Aug 12

STL8:42 amLambert-St Louis

38h 48m

2 stops

PER12:30 pmPerth

Aug 19

PER3:30 pmPerth

39h 29m

2 stops

STL5:59 pmLambert-St Louis

$1,637

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Tue 9/1

7:00 am-6:35 pm

2 stops46h 35m

Perth

Tue 9/8

10:45 pm-11:59 pm

2 stops38h 14m

$1,481

Quickest round-trip

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Mon 8/17

3:32 pm-11:15 am

2 stops30h 43m

Perth

Mon 8/24

11:55 pm-10:59 pm

2 stops36h 04m

$1,505

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 12/5

7:00 am-6:45 pm

2 stops45h 45m

Perth

Sat 12/12

10:45 pm-11:59 pm

2 stops39h 14m

$1,564

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Mon 8/17

8:42 am-12:30 pm

2 stops38h 48m

Perth

Mon 8/24

6:10 pm-3:38 pm

3 stops58h 28m

$1,575

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Mon 8/17

8:42 am-12:30 pm

2 stops38h 48m

Perth

Mon 8/24

3:30 pm-3:38 pm

3 stops61h 08m

$1,604

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Mon 8/17

6:00 am-7:10 pm

2 stops48h 10m

Perth

Mon 8/24

10:30 am-10:59 pm

2 stops25h 29m

$1,622

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Fri 8/14

4:20 pm-12:30 pm

2 stops31h 10m

Perth

Mon 9/14

10:40 pm-11:30 pm

3 stops37h 50m

$1,628

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 8/12

8:42 am-12:30 pm

2 stops38h 48m

Perth

Wed 8/19

3:30 pm-5:59 pm

2 stops39h 29m

$1,637

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Thu 8/13

6:00 am-12:25 pm

2 stops41h 25m

Perth

Thu 8/20

11:45 pm-10:59 pm

2 stops36h 14m

$1,644

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 8/12

8:42 am-12:30 pm

2 stops38h 48m

Perth

Wed 8/19

3:30 pm-3:38 pm

3 stops61h 08m

$1,655

Flights are sorted by cheapest round-trip flights first.

Sorted 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 30h 14m on average, while flying from St. Louis to Perth is 38h 48m 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

Fastest flight time	30h 14m
Direct flights	None

The fastest flight from Missouri to Perth takes 30h 14m

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 many operators does momondo search for flights from Missouri to Perth Airport?
As of July 2026, there is 1 operator available to choose from for flights from Missouri to Perth Airport.
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 1,056 reviews		Search Qantas Airways flights

Rottnest Island

Fremantle

Mandurah

Scarborough

Waikiki

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.