$1,013+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PER
Mar 4 — Mar 111
1 adult, Economy
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Find cheap flights from Missouri to Perth with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missouri to Perth
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Cheapest flights from Missouri to PerthExplore 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 February 2, 2026.
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 February 2, 2026.
This Priceline deal was found by Cheapflights users on 2/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:58 pm
MCI
- PER
2 stops27h 47m
Qantas Airways
Sun 3/810:40 pm
PER
- MCI
2 stops27h 28m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,456
This oojo deal was found by Cheapflights users on 2/1. 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.
Fri 2/276:13 pm
MCI
- PER
2 stops47h 32m
Qantas Airways
Sun 3/810:40 pm
PER
- MCI
2 stops27h 28m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,546
This oojo deal was found by Cheapflights users on 1/30. 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 7/87:15 am
STL
- PER
2 stops34h 35m
Cathay Pacific
Sat 7/2512:10 am
PER
- STL
2 stops36h 34m
Cathay Pacific
Deal found 1/30![Cathay Pacific logo]()
$1,656
This Cathay Pacific deal was found by Cheapflights users on 1/30. 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.
Thu 3/56:50 pm
STL
- PER
2 stops38h 05m
Cathay Pacific
Mon 3/98:30 am
PER
- STL
2 stops46h 28m
Cathay Pacific
Deal found 1/30![Cathay Pacific logo]()
$1,772
This Qantas Airways deal was found by Cheapflights users on 2/1. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:50 pm
STL
- PER
2 stops59h 30m
Qantas Airways
Mon 3/910:55 pm
PER
- STL
2 stops38h 03m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,850
This Qantas Airways deal was found by Cheapflights users on 1/31. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:13 pm
MCI
- PER
2 stops50h 42m
Qantas Airways
Wed 3/1110:55 pm
PER
- MCI
2 stops31h 22m
Qantas Airways
Deal found 1/31![Qantas Airways logo]()
$2,038
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 2/277:18 pm
MCI
- PER
2 stops29h 27m
United Airlines
Mon 3/911:45 pm
PER
- MCI
3 stops35h 14m
United Airlines
Deal found 2/1![United Airlines logo]()
$2,107
This Gurufare deal was found by Cheapflights users on 2/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/272:24 pm
MCI
- PER
3 stops32h 01m
Qantas Airways
Mon 3/98:00 am
PER
- MCI
3 stops28h 57m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$2,193
This Booking.com deal was found by Cheapflights users on 2/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:12 am
MCI
- PER
3 stops40h 43m
Air Canada
Sun 3/810:30 pm
PER
- MCI
3 stops30h 49m
Air Canada
Deal found 2/1![Air Canada logo]()
$2,195
This Air New Zealand deal was found by Cheapflights users on 1/30. 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 Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:15 am
STL
- PER
3 stops42h 45m
Multiple Airlines
Sun 7/267:50 pm
PER
- STL
3 stops49h 47m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$2,344
This United Airlines deal was found by Cheapflights users on 2/1. 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 2/287:18 pm
MCI
- PER
2 stops29h 27m
United Airlines
Sun 3/811:45 pm
PER
- MCI
3 stops36h 30m
United Airlines
Deal found 2/1![United Airlines logo]()
$2,382
This Booking.com deal was found by Cheapflights users on 2/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:50 pm
MCI
- PER
3 stops36h 05m
Air Canada
Sun 3/810:30 pm
PER
- MCI
3 stops30h 49m
Air Canada
Deal found 2/1![Air Canada logo]()
$2,736
Best flights from Missouri to PerthDiscover carefully curated flight deals from Missouri to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 2, 2026.
Discover carefully curated flight deals from Missouri to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 2, 2026.
This Priceline deal was found by Cheapflights users on 2/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:58 pm
MCI
- PER
2 stops27h 47m
Qantas Airways
Sun 3/810:40 pm
PER
- MCI
2 stops27h 28m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,456
This oojo deal was found by Cheapflights users on 1/30. 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 7/87:15 am
STL
- PER
2 stops34h 35m
Cathay Pacific
Sat 7/2512:10 am
PER
- STL
2 stops36h 34m
Cathay Pacific
Deal found 1/30![Cathay Pacific logo]()
$1,656
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 2/277:18 pm
MCI
- PER
2 stops29h 27m
United Airlines
Sun 3/811:45 pm
PER
- MCI
3 stops35h 14m
United Airlines
Deal found 2/1![United Airlines logo]()
$2,107
This Air New Zealand deal was found by Cheapflights users on 1/30. 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 Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:15 am
STL
- PER
3 stops42h 45m
Multiple Airlines
Sun 7/267:50 pm
PER
- STL
3 stops49h 47m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$2,344
This Booking.com deal was found by Cheapflights users on 2/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:50 pm
MCI
- PER
3 stops36h 05m
Air Canada
Sun 3/810:30 pm
PER
- MCI
3 stops30h 49m
Air Canada
Deal found 2/1![Air Canada logo]()
$2,736
This oojo deal was found by Cheapflights users on 2/1. 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.
Fri 2/276:13 pm
MCI
- PER
2 stops47h 32m
Qantas Airways
Sun 3/810:40 pm
PER
- MCI
2 stops27h 28m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,546
This oojo deal was found by Cheapflights users on 2/1. 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.
Fri 2/276:13 pm
MCI
- PER
2 stops47h 32m
Qantas Airways
Mon 3/95:45 pm
PER
- MCI
2 stops32h 23m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,546
This Cathay Pacific deal was found by Cheapflights users on 1/30. 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.
Thu 3/56:50 pm
STL
- PER
2 stops38h 05m
Cathay Pacific
Mon 3/98:30 am
PER
- STL
2 stops46h 28m
Cathay Pacific
Deal found 1/30![Cathay Pacific logo]()
$1,772
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 2/277:18 pm
MCI
- PER
2 stops29h 27m
United Airlines
Mon 3/911:45 pm
PER
- MCI
3 stops35h 14m
United Airlines
Deal found 2/1![United Airlines logo]()
$2,107
This Qantas Airways deal was found by Cheapflights users on 2/1. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:50 pm
STL
- PER
2 stops59h 30m
Qantas Airways
Mon 3/910:55 pm
PER
- STL
2 stops38h 03m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,850
This Qantas Airways deal was found by Cheapflights users on 1/31. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:13 pm
MCI
- PER
2 stops50h 42m
Qantas Airways
Wed 3/1110:55 pm
PER
- MCI
2 stops31h 22m
Qantas Airways
Deal found 1/31![Qantas Airways logo]()
$2,038
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Sun 3/85:30 pm
MCI
- PER
2 stops30h 00m
United Airlines
Wed 3/1111:45 pm
PER
- MCI
3 stops35h 14m
United Airlines
Deal found 2/1![United Airlines logo]()
$2,754
This Air Canada deal was found by Cheapflights users on 2/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:05 pm
STL
- PER
3 stops62h 15m
Air Canada
Mon 3/910:55 pm
PER
- STL
3 stops53h 34m
Air Canada
Deal found 2/1![Air Canada logo]()
$3,896
Last-minute flights from Missouri to PerthDiscover last-minute flight deals from Missouri to Perth. Data last updated February 2, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Perth. Data last updated February 2, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 2/1. 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.
Fri 2/276:13 pm
MCI
- PER
2 stops47h 32m
Qantas Airways
Mon 3/95:45 pm
PER
- MCI
2 stops32h 23m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,546
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 2/277:18 pm
MCI
- PER
2 stops29h 27m
United Airlines
Mon 3/911:45 pm
PER
- MCI
3 stops35h 14m
United Airlines
Deal found 2/1![United Airlines logo]()
$2,107
This Booking.com deal was found by Cheapflights users on 2/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:12 am
MCI
- PER
3 stops40h 43m
Air Canada
Sun 3/810:30 pm
PER
- MCI
3 stops30h 49m
Air Canada
Deal found 2/1![Air Canada logo]()
$2,195
This Priceline deal was found by Cheapflights users on 2/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:58 pm
MCI
- PER
2 stops27h 47m
Qantas Airways
Sun 3/810:40 pm
PER
- MCI
2 stops27h 28m
Qantas Airways
Deal found 2/1![Qantas Airways logo]()
$1,456
This United Airlines deal was found by Cheapflights users on 2/1. 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 2/287:18 pm
MCI
- PER
2 stops29h 27m
United Airlines
Sun 3/811:45 pm
PER
- MCI
3 stops36h 30m
United Airlines
Deal found 2/1![United Airlines logo]()
$2,382
This Booking.com deal was found by Cheapflights users on 2/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:50 pm
MCI
- PER
3 stops36h 05m
Air Canada
Sun 3/810:30 pm
PER
- MCI
3 stops30h 49m
Air Canada
Deal found 2/1![Air Canada logo]()
$2,736
One-way flights from Missouri to PerthSearch for one-way flight options from Missouri to Perth. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.
Search for one-way flight options from Missouri to Perth. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.
This oojo deal was found by Cheapflights users on 2/1. 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.
Sun 3/11:58 pm
MCI
- PER
2 stops32h 22m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$1,013
This Qantas Airways deal was found by Cheapflights users on 1/31. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/11:58 pm
MCI
- PER
3 stops32h 27m
Qantas Airways
Deal found 1/31![Qantas Airways logo]()
$1,251
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 February 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,456 (Priceline) |
One-way from | $1,013 (oojo) |
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 February 2, 2026.
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
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Sat 2/28
1:58 pm-7:45 am
2 stops27h 47m
Perth
Sun 3/8
10:40 pm-1:08 pm
2 stops27h 28m
$1,456
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Fri 2/27
6:13 pm-7:45 am
2 stops47h 32m
Perth
Sun 3/8
10:40 pm-1:08 pm
2 stops27h 28m
$1,546
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Fri 2/27
6:13 pm-7:45 am
2 stops47h 32m
Perth
Mon 3/9
5:45 pm-1:08 pm
2 stops32h 23m
$1,546
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Wed 7/8
7:15 am-6:50 am
2 stops34h 35m
Perth
Sat 7/25
12:10 am-11:44 pm
2 stops36h 34m
$1,656
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Thu 3/5
6:50 pm-10:55 pm
2 stops38h 05m
Perth
Mon 3/9
8:30 am-5:58 pm
2 stops46h 28m
$1,772
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Thu 3/5
6:50 pm-8:20 pm
2 stops59h 30m
Perth
Mon 3/9
10:55 pm-11:58 pm
2 stops38h 03m
$1,850
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Sun 3/8
6:13 pm-9:55 am
2 stops50h 42m
Perth
Wed 3/11
10:55 pm-5:17 pm
2 stops31h 22m
$2,038
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Fri 2/27
7:18 pm-2:45 pm
2 stops29h 27m
Perth
Sun 3/8
11:45 pm-9:59 pm
3 stops35h 14m
$2,107
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Fri 2/27
7:18 pm-2:45 pm
2 stops29h 27m
Perth
Mon 3/9
11:45 pm-9:59 pm
3 stops35h 14m
$2,107
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Wed 7/8
8:15 am-4:00 pm
3 stops42h 45m
Perth
Sun 7/26
7:50 pm-8:37 am
3 stops49h 47m
$2,344
Showing 1-10 of 15 results
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.
MCI-PER
STL-PER
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
USMO-PER
MCI-PER
STL-PER
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.
Traveling to a place near Perth?
Book flights to Perth if you plan to visit one of these locationsRottnest Island
Scarborough