$657+ 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PER
Mar 27 — Apr 31
1 adult, Economy
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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 25, 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 25, 2026.
This Jetabroad deal was found by Cheapflights users on 2/22. 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.
Wed 4/86:15 am
MCI
- PER
2 stops35h 35m
Multiple Airlines
Tue 4/1412:10 am
PER
- MCI
2 stops36h 49m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$1,289
This Qantas Airways deal was found by Cheapflights users on 2/25. 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.
Sat 4/113:38 pm
STL
- PER
2 stops28h 12m
Qantas Airways
Sat 4/186:15 am
PER
- STL
2 stops26h 15m
Qantas Airways
Deal found 2/25![Qantas Airways logo]()
$1,514
This FlightHub deal was found by Cheapflights users on 2/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/93:38 pm
STL
- PER
2 stops31h 37m
Qantas Airways
Sat 5/166:15 am
PER
- STL
2 stops26h 15m
Qantas Airways
Deal found 2/22![Qantas Airways logo]()
$1,525
This Qantas Airways deal was found by Cheapflights users on 2/23. 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 stops55h 17m
Qantas Airways
Wed 3/115:45 pm
PER
- MCI
2 stops32h 23m
Qantas Airways
Deal found 2/23![Qantas Airways logo]()
$1,527
This oojo deal was found by Cheapflights users on 2/24. 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 4/106:21 am
STL
- PER
2 stops39h 54m
Qantas Airways
Fri 4/1711:45 pm
PER
- STL
2 stops32h 45m
Qantas Airways
Deal found 2/24![Qantas Airways logo]()
$1,537
This Qantas Airways deal was found by Cheapflights users on 2/23. 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.
Sat 2/286:38 am
STL
- PER
2 stops44h 07m
Qantas Airways
Wed 3/410:20 am
PER
- STL
2 stops27h 39m
Qantas Airways
Deal found 2/23![Qantas Airways logo]()
$1,564
This oojo deal was found by Cheapflights users on 2/24. 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 6/197:20 pm
STL
- PER
2 stops48h 30m
Qantas Airways
Thu 7/210:30 am
PER
- STL
2 stops26h 29m
Qantas Airways
Deal found 2/24![Qantas Airways logo]()
$1,592
This Sembo deal was found by Cheapflights users on 2/23. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:20 pm
STL
- PER
2 stops61h 15m
Multiple Airlines
Thu 4/163:40 pm
PER
- STL
2 stops45h 19m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$1,604
This Qantas Airways deal was found by Cheapflights users on 2/22. 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.
Mon 2/231:58 pm
MCI
- PER
2 stops31h 17m
Qantas Airways
Mon 3/27:15 am
PER
- MCI
2 stops25h 34m
Qantas Airways
Deal found 2/22![Qantas Airways logo]()
$1,612
This Travelocity deal was found by Cheapflights users on 2/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:20 pm
STL
- PER
3 stops36h 25m
Multiple Airlines
Mon 5/1811:45 pm
PER
- STL
2 stops37h 14m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$1,757
This oojo deal was found by Cheapflights users on 2/22. 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 3/246:38 am
STL
- PER
2 stops40h 27m
Qantas Airways
Tue 3/3110:55 pm
PER
- STL
2 stops31h 18m
Qantas Airways
Deal found 2/22![Qantas Airways logo]()
$1,778
This Expedia deal was found by Cheapflights users on 2/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:30 am
STL
- PER
3 stops43h 15m
Multiple Airlines
Sat 5/166:15 am
PER
- STL
2 stops26h 15m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$1,798
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 25, 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 25, 2026.
This Jetabroad deal was found by Cheapflights users on 2/22. 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.
Wed 4/86:15 am
MCI
- PER
2 stops35h 35m
Multiple Airlines
Tue 4/1412:10 am
PER
- MCI
2 stops36h 49m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$1,289
This Qantas Airways deal was found by Cheapflights users on 2/25. 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.
Sat 4/113:38 pm
STL
- PER
2 stops28h 12m
Qantas Airways
Sat 4/186:15 am
PER
- STL
2 stops26h 15m
Qantas Airways
Deal found 2/25![Qantas Airways logo]()
$1,514
This United Airlines deal was found by Cheapflights users on 2/24. 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 6/197:23 pm
STL
- PER
2 stops30h 17m
United Airlines
Thu 7/211:45 pm
PER
- STL
3 stops53h 01m
United Airlines
Deal found 2/24![United Airlines logo]()
$1,874
This Justfly.com deal was found by Cheapflights users on 2/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:30 am
MCI
- PER
2 stops42h 30m
Air New Zealand
Wed 7/227:50 pm
PER
- MCI
2 stops57h 57m
Air New Zealand
Deal found 2/24![Air New Zealand logo]()
$1,890
This Qatar Airways deal was found by Cheapflights users on 2/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:00 am
MCI
- PER
2 stops46h 35m
Qatar Airways
Tue 7/1410:45 pm
PER
- MCI
2 stops38h 10m
Qatar Airways
Deal found 2/21![Qatar Airways logo]()
$2,066
This FlightHub deal was found by Cheapflights users on 2/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/93:38 pm
STL
- PER
2 stops31h 37m
Qantas Airways
Sat 5/166:15 am
PER
- STL
2 stops26h 15m
Qantas Airways
Deal found 2/22![Qantas Airways logo]()
$1,525
This Sembo deal was found by Cheapflights users on 2/23. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:20 pm
STL
- PER
2 stops61h 15m
Multiple Airlines
Thu 4/163:40 pm
PER
- STL
2 stops45h 19m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$1,604
This Qantas Airways deal was found by Cheapflights users on 2/23. 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 stops55h 17m
Qantas Airways
Wed 3/115:45 pm
PER
- MCI
2 stops32h 23m
Qantas Airways
Deal found 2/23![Qantas Airways logo]()
$1,527
This oojo deal was found by Cheapflights users on 2/24. 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 6/197:20 pm
STL
- PER
2 stops48h 30m
Qantas Airways
Thu 7/210:30 am
PER
- STL
2 stops26h 29m
Qantas Airways
Deal found 2/24![Qantas Airways logo]()
$1,592
This Travelocity deal was found by Cheapflights users on 2/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:20 pm
STL
- PER
3 stops36h 25m
Multiple Airlines
Mon 5/1811:45 pm
PER
- STL
2 stops37h 14m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$1,757
This Qatar Airways deal was found by Cheapflights users on 2/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:00 am
MCI
- PER
2 stops46h 35m
Qatar Airways
Tue 7/1410:45 pm
PER
- MCI
2 stops38h 10m
Qatar Airways
Deal found 2/21![Qatar Airways logo]()
$2,126
This Qantas Airways deal was found by Cheapflights users on 2/21. 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 7/27:44 pm
MCI
- PER
2 stops32h 16m
Qantas Airways
Sat 7/116:15 am
PER
- MCI
2 stops25h 34m
Qantas Airways
Deal found 2/21![Qantas Airways logo]()
$1,656
This BusinessClass deal was found by Cheapflights users on 2/22. 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.
Sat 5/94:44 pm
STL
- PER
3 stops30h 46m
Multiple Airlines
Sat 5/1611:45 pm
PER
- STL
3 stops30h 12m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$1,904
This Qatar Airways deal was found by Cheapflights users on 2/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:16 am
MCI
- PER
2 stops44h 19m
Qatar Airways
Thu 7/910:45 pm
PER
- MCI
2 stops37h 05m
Qatar Airways
Deal found 2/21![Qatar Airways logo]()
$2,153
This Air New Zealand deal was found by Cheapflights users on 2/24. 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.
Fri 6/199:23 am
STL
- PER
3 stops41h 37m
Multiple Airlines
Thu 7/211:50 pm
PER
- STL
3 stops45h 51m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$1,914
This oojo deal was found by Cheapflights users on 2/22. 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 3/246:38 am
STL
- PER
2 stops40h 27m
Qantas Airways
Tue 3/3110:55 pm
PER
- STL
2 stops31h 18m
Qantas Airways
Deal found 2/22![Qantas Airways logo]()
$1,778
This Qatar Airways deal was found by Cheapflights users on 2/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:16 am
MCI
- PER
2 stops44h 19m
Qatar Airways
Wed 7/810:45 pm
PER
- MCI
2 stops38h 12m
Qatar Airways
Deal found 2/21![Qatar Airways logo]()
$2,300
This Qantas Airways deal was found by Cheapflights users on 2/21. 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.
Fri 7/37:44 pm
MCI
- PER
2 stops48h 06m
Qantas Airways
Sun 7/122:35 pm
PER
- MCI
2 stops39h 43m
Qantas Airways
Deal found 2/21![Qantas Airways logo]()
$1,808
This BusinessClass deal was found by Cheapflights users on 2/22. 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 3/244:47 pm
STL
- PER
3 stops29h 23m
Multiple Airlines
Tue 3/3111:45 pm
PER
- STL
3 stops50h 23m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$2,042
This Expedia deal was found by Cheapflights users on 2/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/114:05 pm
STL
- PER
3 stops59h 55m
Multiple Airlines
Sat 4/1812:25 pm
PER
- STL
2 stops41h 56m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$2,149
Last-minute flights from Missouri to PerthDiscover last-minute flight deals from Missouri to Perth. Data last updated February 25, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Perth. Data last updated February 25, 2026 and is based on user searches.
This Qantas Airways deal was found by Cheapflights users on 2/23. 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.
Sat 2/286:38 am
STL
- PER
2 stops44h 07m
Qantas Airways
Wed 3/410:20 am
PER
- STL
2 stops27h 39m
Qantas Airways
Deal found 2/23![Qantas Airways logo]()
$1,564
This Qantas Airways deal was found by Cheapflights users on 2/23. 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 stops55h 17m
Qantas Airways
Wed 3/115:45 pm
PER
- MCI
2 stops32h 23m
Qantas Airways
Deal found 2/23![Qantas Airways logo]()
$1,527
This United Airlines deal was found by Cheapflights users on 2/23. 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 stops32h 15m
United Airlines
Wed 3/115:05 pm
PER
- MCI
3 stops43h 10m
United Airlines
Deal found 2/23![United Airlines logo]()
$2,939
This oojo deal was found by Cheapflights users on 2/22. 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 3/246:38 am
STL
- PER
2 stops40h 27m
Qantas Airways
Tue 3/3110:55 pm
PER
- STL
2 stops31h 18m
Qantas Airways
Deal found 2/22![Qantas Airways logo]()
$1,778
This BusinessClass deal was found by Cheapflights users on 2/22. 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 3/244:47 pm
STL
- PER
3 stops29h 23m
Multiple Airlines
Tue 3/3111:45 pm
PER
- STL
3 stops50h 23m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$2,042
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 25, 2026.
Search for one-way flight options from Missouri to Perth. Find affordable one-way fares based on user searches. Data last updated February 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:00 am
STL
- PER
3 stops45h 10m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$657
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 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,289 (Jetabroad) |
One-way from | $657 (Kiwi.com) |
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 25, 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
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Wed 4/8
6:15 am-6:50 am
2 stops35h 35m
Perth
Tue 4/14
12:10 am-11:59 pm
2 stops36h 49m
$1,289
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Sat 4/11
3:38 pm-8:50 am
2 stops28h 12m
Perth
Sat 4/18
6:15 am-7:30 pm
2 stops26h 15m
$1,514
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Sat 5/9
3:38 pm-12:15 pm
2 stops31h 37m
Perth
Sat 5/16
6:15 am-7:30 pm
2 stops26h 15m
$1,525
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Sun 3/8
6:13 pm-2:30 pm
2 stops55h 17m
Perth
Wed 3/11
5:45 pm-1:08 pm
2 stops32h 23m
$1,527
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Fri 6/19
7:20 pm-8:50 am
2 stops48h 30m
Perth
Thu 7/2
10:30 am-11:59 pm
2 stops26h 29m
$1,592
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Thu 4/9
4:20 pm-6:35 pm
2 stops61h 15m
Perth
Thu 4/16
3:40 pm-11:59 pm
2 stops45h 19m
$1,604
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Thu 7/2
7:44 pm-5:00 pm
2 stops32h 16m
Perth
Sat 7/11
6:15 am-6:49 pm
2 stops25h 34m
$1,656
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Wed 5/6
2:20 pm-3:45 pm
3 stops36h 25m
Perth
Mon 5/18
11:45 pm-11:59 pm
2 stops37h 14m
$1,757
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Tue 3/24
6:38 am-12:05 pm
2 stops40h 27m
Perth
Tue 3/31
10:55 pm-5:13 pm
2 stops31h 18m
$1,778
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Fri 7/3
7:44 pm-8:50 am
2 stops48h 06m
Perth
Sun 7/12
2:35 pm-5:18 pm
2 stops39h 43m
$1,808
Showing 1-10 of 21 resultsSorted 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.
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
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Alternative routes for Missouri to Perth
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Complete your trip
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Find flights from Missouri to Perth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missouri and Perth flights
Browse other Missouri and Perth flight options. Last updated on February 25, 2026.
Other flights to Perth
Explore flights to Perth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 25, 2026.
Popular flight searches
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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 February 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,545 | Average$1,932 | FlexibilityNo cancel fee | On-time74% |