Find flights
When to book
FAQs

Cheap flights from Missouri to Perth from $929

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PER
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Missouri to Perth

Enter your travel dates to find the best prices.

Best flights from Missouri to Perth
Discover carefully curated flight deals from Missouri to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.

Tue 10/309:35STL - PER
2 stops48h 20mCathay Pacific
Mon 23/300:25PER - STL
2 stops36h 34mCathay Pacific
Deal found 21/12$2,037
Tue 10/318:08STL - PER
2 stops39h 47mMultiple Airlines
Mon 23/300:25PER - STL
2 stops36h 34mMultiple Airlines
Deal found 22/12$2,087
Thu 30/407:00STL - PER
2 stops39h 55mQatar Airways
Fri 8/522:45PER - STL
2 stops38h 10mQatar Airways
Deal found 21/12$2,174
Wed 4/217:04STL - PER
2 stops29h 01mQantas Airways
Wed 11/210:20PER - STL
2 stops27h 39mQantas Airways
Deal found 20/12$2,215
Tue 10/306:51STL - PER
2 stops44h 59mAir New Zealand
Tue 24/322:55PER - STL
3 stops32h 04mAir New Zealand
Deal found 22/12$2,952
Sat 21/219:18MCI - PER
2 stops29h 27mUnited Airlines
Wed 25/223:45PER - MCI
3 stops36h 14mUnited Airlines
Deal found 20/12$4,276
Wed 11/306:38STL - PER
2 stops40h 27mQantas Airways
Sat 18/406:20PER - STL
2 stops24h 57mQantas Airways
Deal found 21/12$2,395
Sat 21/214:02MCI - PER
2 stops30h 08mQantas Airways
Wed 25/213:25PER - MCI
2 stops41h 43mQantas Airways
Deal found 20/12$2,534
Thu 19/210:04STL - PER
2 stops46h 51mCathay Pacific
Mon 23/208:30PER - STL
2 stops53h 18mCathay Pacific
Deal found 20/12$2,830
Wed 4/208:45STL - PER
3 stops42h 05mMultiple Airlines
Wed 11/218:50PER - STL
3 stops42h 09mMultiple Airlines
Deal found 20/12$2,919
Thu 30/416:05STL - PER
3 stops57h 50mMultiple Airlines
Fri 8/523:45PER - STL
2 stops31h 32mMultiple Airlines
Deal found 21/12$2,946
Tue 7/417:18MCI - PER
3 stops46h 52mUnited Airlines
Sun 19/423:45PER - MCI
2 stops35h 44mUnited Airlines
Deal found 21/12$10,978
Mon 6/417:17MCI - PER
3 stops46h 53mUnited Airlines
Sun 19/423:45PER - MCI
2 stops35h 44mUnited Airlines
Deal found 21/12$10,978
Mon 6/417:17MCI - PER
3 stops46h 53mUnited Airlines
Sat 18/416:45PER - MCI
2 stops42h 44mUnited Airlines
Deal found 21/12$10,989
Tue 7/417:18MCI - PER
3 stops46h 52mUnited Airlines
Sat 18/416:45PER - MCI
2 stops42h 44mUnited Airlines
Deal found 21/12$10,989
Mon 6/407:00MCI - PER
2 stops57h 10mUnited Airlines
Tue 21/423:45PER - MCI
2 stops31h 38mUnited Airlines
Deal found 21/12$11,031

Find flight deals from Missouri to Perth

Keep the following information in mind while searching for Missouri to Perth flight deals. Data was last updated 23 December 2025.

Round-trip from

$2,037

One-way from

$929
Cathay Pacific
  • Cathay Pacific
  • 10/3-23/3
  • 4 total stops
  • 84h 54m total
  • Missouri to Perth
Search Deals
4/3
  • 4/3
  • 3 total stops
  • 55h 30m total
  • Missouri to Perth
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Missouri to Perth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 23 December 2025.
Use the filters below to find and compare flights from Missouri to Perth that are best for you.

Fly from

Missouri

Fly to

Perth

Route

Depart

Return

Price

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Tue 10/3

09:35-22:55

2 stops48h 20m

Perth

Mon 23/3

00:25-23:59

2 stops36h 34m

$2,037

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Tue 10/3

18:08-22:55

2 stops39h 47m

Perth

Mon 23/3

00:25-23:59

2 stops36h 34m

$2,087

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Thu 30/4

07:00-11:55

2 stops39h 55m

Perth

Fri 8/5

22:45-23:55

2 stops38h 10m

$2,174

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 4/2

17:04-12:05

2 stops29h 01m

Perth

Wed 11/2

10:20-23:59

2 stops27h 39m

$2,215

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 11/3

06:38-12:05

2 stops40h 27m

Perth

Sat 18/4

06:20-18:17

2 stops24h 57m

$2,395

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Sat 21/2

14:02-10:10

2 stops30h 08m

Perth

Wed 25/2

13:25-17:08

2 stops41h 43m

$2,534

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Thu 19/2

10:04-22:55

2 stops46h 51m

Perth

Mon 23/2

08:30-23:48

2 stops53h 18m

$2,830

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Wed 4/2

08:45-16:50

3 stops42h 05m

Perth

Wed 11/2

18:50-22:59

3 stops42h 09m

$2,919

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Thu 30/4

16:05-14:55

3 stops57h 50m

Perth

Fri 8/5

23:45-18:17

2 stops31h 32m

$2,946

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Tue 10/3

06:51-16:50

2 stops44h 59m

Perth

Tue 24/3

22:55-17:59

3 stops32h 04m

$2,952

Flights are sorted by cheapest return flights first.

Deals found on 22/12

Showing 1-10 of 18 results
1
2

Best time to book a flight from Missouri to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Missouri with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Perth
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Perth from Missouri?

    If you book a flight to Perth from Missouri, you will be flying to Perth, which is the city’s only airport. Perth (PER) is located 10.2 km from the centre of Perth.

  • How long is the flight from Missouri to Perth?

    Airlines like Cathay Pacific, Qatar Airways, and Qantas Airways fly from Missouri to Perth in about 29h 01m. The time it takes to get you to your destination can typically vary by up to 19h 19m. Missouri and Perth are separated by a distance of 17506 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Missouri to Perth that include hotel bookings?

    Yes. In addition to deals on Missouri to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Perth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Perth.

  • Can I find deals for business class flights from Missouri to Perth?

    Yes. Cheapflights offers flight deals from Missouri to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Scarborough
Mandurah
Fremantle
Rottnest Island

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missouri to Perth

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Perth flights
John F Kennedy Intl to Perth flights
George Bush Intcntl to Perth flights
Boston to Perth flights
Los Angeles to Perth flights
Reagan-National to Perth flights
San Francisco to Perth flights
Sky Harbor Intl to Perth flights
Las Vegas to Perth flights
Newark to Perth flights
O'Hare Intl to Perth flights
Charlotte to Perth flights
Atlanta to Perth flights
Denver to Perth flights
Seattle to Perth flights
Raleigh to Perth flights
Portland to Perth flights
Orlando to Perth flights
Miami to Perth flights
Minneapolis to Perth flights
Pittsburgh to Perth flights
Salt Lake City to Perth flights
Honolulu to Perth flights
Tulsa to Perth flights
Jacksonville to Perth flights
Tampa to Perth flights
Fort Lauderdale to Perth flights
Austin to Perth flights
Spokane to Perth flights
San Diego to Perth flights
Philadelphia to Perth flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Missouri to Perth?

When you search for this flight from Missouri to Perth, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Missouri to Perth?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Perth from Missouri.

Can Cheapflights find flights from Missouri to Perth with no change fees?

Need flexible booking options for your flight to Perth from Missouri? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Missouri to Perth become cheaper?

Not ready to book yet? You can track prices for flights from Missouri to Perth on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.