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Cheap flights from Missouri to Perth from $1,190

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PER
2 Jan — 9 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 3 December 2025.

Sat 28/210:04STL - PER
2 stops46h 51mMultiple Airlines
Tue 3/300:25PER - STL
2 stops37h 23mMultiple Airlines
Deal found 2/12$2,189
Sat 28/210:04STL - PER
2 stops30h 51mCathay Pacific
Tue 3/300:25PER - STL
2 stops37h 23mCathay Pacific
Deal found 30/11$2,248
Sat 28/215:31STL - PER
2 stops35h 49mQantas Airways
Wed 4/317:00PER - STL
2 stops38h 05mQantas Airways
Deal found 30/11$2,736
Thu 19/219:18MCI - PER
2 stops29h 27mUnited Airlines
Wed 4/322:55PER - MCI
3 stops38h 20mUnited Airlines
Deal found 1/12$2,887
Mon 2/316:05STL - PER
3 stops56h 25mAir Canada
Sat 7/315:15PER - STL
3 stops61h 14mAir Canada
Deal found 2/12$4,213
Mon 2/310:04STL - PER
2 stops46h 51mMultiple Airlines
Fri 6/300:25PER - STL
2 stops37h 23mMultiple Airlines
Deal found 2/12$2,189
Thu 19/214:02MCI - PER
2 stops33h 48mMultiple Airlines
Wed 4/322:40PER - MCI
2 stops28h 32mMultiple Airlines
Deal found 1/12$2,282
Sat 28/214:02MCI - PER
2 stops34h 28mQantas Airways
Wed 4/322:55PER - MCI
2 stops32h 13mQantas Airways
Deal found 29/11$2,756
Sat 28/206:15MCI - PER
2 stops39h 05mUnited Airlines
Wed 4/322:55PER - MCI
3 stops37h 04mUnited Airlines
Deal found 1/12$3,147
Sat 28/216:05STL - PER
3 stops56h 25mAir Canada
Wed 4/322:55PER - STL
3 stops54h 34mAir Canada
Deal found 30/11$4,939

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 3 December 2025.

Round-trip from

$2,189

One-way from

$1,190
28/2-3/3
  • 28/2-3/3
  • 4 total stops
  • 84h 14m total
  • Missouri to Perth
Search Deals
Qantas Airways
  • Qantas Airways
  • 1/3
  • 2 total stops
  • 32h 23m 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 3 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

Sat 28/2

10:04-22:55

2 stops46h 51m

Perth

Tue 3/3

00:25-23:48

2 stops37h 23m

$2,189

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Mon 2/3

10:04-22:55

2 stops46h 51m

Perth

Fri 6/3

00:25-23:48

2 stops37h 23m

$2,189

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 28/2

10:04-06:55

2 stops30h 51m

Perth

Tue 3/3

00:25-23:48

2 stops37h 23m

$2,248

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Thu 19/2

14:02-13:50

2 stops33h 48m

Perth

Wed 4/3

22:40-13:12

2 stops28h 32m

$2,282

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 28/2

15:31-17:20

2 stops35h 49m

Perth

Wed 4/3

17:00-17:05

2 stops38h 05m

$2,736

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Sat 28/2

14:02-14:30

2 stops34h 28m

Perth

Wed 4/3

22:55-17:08

2 stops32h 13m

$2,756

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Thu 19/2

19:18-14:45

2 stops29h 27m

Perth

Wed 4/3

22:55-23:15

3 stops38h 20m

$2,887

Kansas CityPerth

MCI - PER

MCIPER

Kansas City

Sat 28/2

06:15-11:20

2 stops39h 05m

Perth

Wed 4/3

22:55-21:59

3 stops37h 04m

$3,147

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Mon 2/3

16:05-14:30

3 stops56h 25m

Perth

Sat 7/3

15:15-14:29

3 stops61h 14m

$4,213

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Sat 28/2

16:05-14:30

3 stops56h 25m

Perth

Wed 4/3

22:55-15:29

3 stops54h 34m

$4,939

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Showing 1-10 of 14 results
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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, Qantas Airways, and United Airlines fly from Missouri to Perth in about 29h 27m. The time it takes to get you to your destination can typically vary by up to 5h 01m. Missouri and Perth are separated by a distance of 17127 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

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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.

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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?

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