Perth

$870+ Cheap flights from Missouri to Perth (PER)

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PER
Jun 7 — Jun 141
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Cheap flight deals from Missouri to Perth

Cheapest flights from Missouri to Perth
Explore the most affordable flight options available from Missouri to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.

This oojo deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:13 am
MCI
-
PER
2 stops47h 22m
Qatar Airways
Mon 10/2610:45 pm
PER
-
MCI
2 stops38h 14m
Qatar Airways
Deal found 5/4$1,472
This oojo deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:02 am
STL
-
PER
2 stops47h 33m
Qatar Airways
Sun 9/2010:45 pm
PER
-
STL
2 stops38h 14m
Qatar Airways
Deal found 5/4$1,587
This oojo deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:21 am
STL
-
PER
2 stops45h 39m
Qantas Airways
Tue 5/2611:45 pm
PER
-
STL
2 stops32h 51m
Qantas Airways
Deal found 5/6$1,696
This Cathay Pacific deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:16 am
STL
-
PER
2 stops47h 24m
Multiple Airlines
Sun 9/2012:10 am
PER
-
STL
2 stops31h 28m
Multiple Airlines
Deal found 5/5$1,826
This BusinessClass deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
STL
-
PER
2 stops35h 50m
Cathay Pacific
Sun 9/2012:10 am
PER
-
STL
2 stops34h 50m
Cathay Pacific
Deal found 5/6$1,854
This Jetabroad deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:13 am
MCI
-
PER
2 stops35h 37m
Multiple Airlines
Mon 10/268:30 am
PER
-
MCI
3 stops42h 47m
Multiple Airlines
Deal found 5/4$1,970
This oojo deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/307:00 am
STL
-
PER
2 stops45h 45m
Qatar Airways
Mon 1/410:45 pm
PER
-
STL
2 stops39h 14m
Qatar Airways
Deal found 5/4$2,125
This SmartFares deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:56 pm
STL
-
PER
2 stops57h 39m
Multiple Airlines
Sat 6/2710:45 pm
PER
-
STL
2 stops38h 14m
Multiple Airlines
Deal found 5/6$2,132
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:00 am
MCI
-
PER
2 stops42h 40m
United Airlines
Sat 5/231:15 pm
PER
-
MCI
2 stops46h 00m
United Airlines
Deal found 5/6$2,234
This Cathay Pacific deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:30 am
STL
-
PER
2 stops51h 25m
Cathay Pacific
Tue 10/2712:25 am
PER
-
STL
2 stops30h 39m
Cathay Pacific
Deal found 5/3$2,252
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:59 pm
MCI
-
PER
2 stops29h 41m
United Airlines
Wed 5/276:10 pm
PER
-
MCI
3 stops42h 15m
United Airlines
Deal found 5/6$2,321
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:59 pm
MCI
-
PER
2 stops29h 41m
United Airlines
Sat 6/271:15 pm
PER
-
MCI
2 stops39h 34m
United Airlines
Deal found 5/6$2,658

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 May 8, 2026.

Round-trip from

$1,472
(oojo)

One-way from

$870
(Kiwi.com)
From Missouri to Perth
One-way flight from Missouri to Perth

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Missouri to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Tue 8/18

10:16 am-10:40 pm

2 stops47h 24m

Perth

Sun 9/20

12:10 am-6:38 pm

2 stops31h 28m

$1,826

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Wed 5/20

7:00 am-2:40 pm

2 stops42h 40m

Perth

Sat 5/23

1:15 pm-11:25 pm

3 stops47h 10m

$2,234

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 10/24

6:30 am-10:55 pm

2 stops51h 25m

Perth

Tue 10/27

12:25 am-6:04 pm

2 stops30h 39m

$2,252

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Thu 5/21

7:59 pm-2:40 pm

2 stops29h 41m

Perth

Wed 5/27

6:10 pm-11:25 pm

3 stops42h 15m

$2,321
Quickest round-trip

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Tue 8/18

12:45 pm-11:15 am

3 stops33h 30m

Perth

Sun 9/20

10:30 am-11:02 pm

2 stops25h 32m

$2,615

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Sat 6/20

7:59 pm-2:40 pm

2 stops29h 41m

Perth

Sat 6/27

1:15 pm-11:25 pm

3 stops47h 10m

$2,923

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Tue 5/19

8:46 am-4:00 pm

3 stops42h 14m

Perth

Tue 5/26

7:50 pm-11:57 pm

3 stops41h 07m

$2,981

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Thu 6/18

7:59 pm-2:40 pm

2 stops29h 41m

Perth

Thu 6/25

11:55 pm-10:31 pm

2 stops35h 36m

$3,347
Cheapest one-way

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 6/20

7:19 pm-6:30 pm

3 stops58h 11m

$870
Quickest one-way

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 6/20

6:35 am-11:15 am

2 stops39h 40m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Sorted by cheapest first

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 round-trip 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?

    For a flight from Missouri to Perth, you will be flying into Perth. Perth (PER) is just 6.3 mi from the center of the city.

  • How long is the flight from Missouri to Perth?

    For as low as $2,234, United Airlines can have you in Perth from Missouri in 42h 40m. The distance between Missouri and Perth is about 10642 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 vacation 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

Traveling to a place near Perth?

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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Missouri to Perth

Discover the top airline that operate flights from Missouri to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,545Average$1,924FlexibilityNo cancel feeOn-time74%

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