$855+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — PER
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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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 June 9, 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 June 9, 2026.
This oojo deal was found by Cheapflights users on 6/8. 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 11/17:01 am
MCI
- PER
2 stops38h 54m
Qatar Airways
Fri 11/1310:45 pm
PER
- MCI
2 stops39h 14m
Qatar Airways
Deal found 6/8![Qatar Airways logo]()
$1,416
This oojo deal was found by Cheapflights users on 6/4. 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.
Sun 11/17:00 am
STL
- PER
2 stops45h 45m
Qatar Airways
Sun 11/1510:45 pm
PER
- STL
2 stops39h 11m
Qatar Airways
Deal found 6/4![Qatar Airways logo]()
$1,455
This oojo deal was found by Cheapflights users on 6/4. 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 9/17:00 am
MCI
- PER
2 stops46h 35m
Qatar Airways
Tue 9/810:45 pm
PER
- MCI
2 stops38h 14m
Qatar Airways
Deal found 6/4![Qatar Airways logo]()
$1,484
This Qatar Airways deal was found by Cheapflights users on 6/3. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:02 am
MCI
- PER
2 stops46h 33m
Qatar Airways
Wed 9/2310:45 pm
PER
- MCI
2 stops38h 14m
Qatar Airways
Deal found 6/3![Qatar Airways logo]()
$1,555
This Expedia deal was found by Cheapflights users on 6/8. 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 10/316:00 am
STL
- PER
2 stops40h 55m
Multiple Airlines
Thu 11/1910:45 pm
PER
- STL
2 stops39h 14m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,611
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/237:59 pm
MCI
- PER
2 stops29h 41m
United Airlines
Thu 7/3011:45 pm
PER
- MCI
2 stops29h 00m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,649
This United deal was found by Cheapflights users on 6/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:29 pm
MCI
- PER
2 stops42h 41m
Multiple Airlines
Tue 9/810:40 pm
PER
- MCI
3 stops37h 50m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$1,697
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:13 pm
MCI
- PER
3 stops30h 17m
United Airlines
Tue 9/810:40 pm
PER
- MCI
3 stops28h 53m
United Airlines
Deal found 6/4![United Airlines logo]()
$1,739
This United deal was found by Cheapflights users on 6/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:35 pm
MCI
- PER
2 stops38h 45m
Multiple Airlines
Fri 11/1311:45 pm
PER
- MCI
3 stops37h 52m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,751
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/237:23 pm
STL
- PER
2 stops30h 17m
United Airlines
Thu 7/3011:45 pm
PER
- STL
2 stops31h 32m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,821
This oojo deal was found by Cheapflights users on 6/7. 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 6/287:58 pm
MCI
- PER
2 stops57h 37m
Qatar Airways
Sun 7/510:45 pm
PER
- MCI
2 stops38h 14m
Qatar Airways
Deal found 6/7![Qatar Airways logo]()
$1,903
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 7/57:23 pm
STL
- PER
2 stops30h 17m
United Airlines
Sat 7/114:45 pm
PER
- STL
2 stops38h 32m
United Airlines
Deal found 6/6![United Airlines logo]()
$1,928
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 June 9, 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 June 9, 2026.
This oojo deal was found by Cheapflights users on 6/4. 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.
Sun 11/17:00 am
STL
- PER
2 stops45h 45m
Qatar Airways
Sun 11/1510:45 pm
PER
- STL
2 stops39h 11m
Qatar Airways
Deal found 6/4![Qatar Airways logo]()
$1,455
This Expedia deal was found by Cheapflights users on 6/8. 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 10/316:00 am
STL
- PER
2 stops40h 55m
Multiple Airlines
Thu 11/1910:45 pm
PER
- STL
2 stops39h 14m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,611
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/237:59 pm
MCI
- PER
2 stops29h 41m
United Airlines
Thu 7/3011:45 pm
PER
- MCI
3 stops36h 40m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,649
This Ovago deal was found by Cheapflights users on 6/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/232:31 pm
STL
- PER
3 stops32h 34m
Qantas Airways
Thu 7/3010:30 am
PER
- STL
3 stops26h 28m
Qantas Airways
Deal found 6/8![Qantas Airways logo]()
$1,999
This FlightHub deal was found by Cheapflights users on 6/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:15 pm
STL
- PER
3 stops62h 05m
Air Canada
Sun 11/1510:55 pm
PER
- STL
3 stops54h 35m
Air Canada
Deal found 6/4![Air Canada logo]()
$2,412
This United deal was found by Cheapflights users on 6/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:29 pm
MCI
- PER
2 stops42h 41m
Multiple Airlines
Tue 9/810:40 pm
PER
- MCI
3 stops37h 50m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$1,697
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:13 pm
MCI
- PER
3 stops30h 17m
United Airlines
Tue 9/810:40 pm
PER
- MCI
3 stops28h 53m
United Airlines
Deal found 6/4![United Airlines logo]()
$1,739
This oojo deal was found by Cheapflights users on 6/7. 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 6/287:58 pm
MCI
- PER
2 stops57h 37m
Qatar Airways
Sun 7/510:45 pm
PER
- MCI
2 stops38h 14m
Qatar Airways
Deal found 6/7![Qatar Airways logo]()
$1,903
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/237:23 pm
STL
- PER
2 stops30h 17m
United Airlines
Thu 7/3011:45 pm
PER
- STL
2 stops31h 32m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,821
This United deal was found by Cheapflights users on 6/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/284:30 pm
MCI
- PER
2 stops31h 00m
Multiple Airlines
Sun 7/511:45 pm
PER
- MCI
3 stops36h 40m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$2,111
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 7/57:23 pm
STL
- PER
2 stops30h 17m
United Airlines
Sat 7/114:45 pm
PER
- STL
2 stops38h 32m
United Airlines
Deal found 6/6![United Airlines logo]()
$1,928
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:59 pm
MCI
- PER
2 stops27h 31m
United Airlines
Sun 7/2611:45 pm
PER
- MCI
2 stops35h 30m
United Airlines
Deal found 6/4![United Airlines logo]()
$2,043
This Cathay Pacific deal was found by Cheapflights users on 6/7. 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.
Wed 10/146:51 pm
STL
- PER
2 stops38h 49m
Cathay Pacific
Mon 10/1912:10 am
PER
- STL
2 stops34h 50m
Cathay Pacific
Deal found 6/7![Cathay Pacific logo]()
$7,356
This Qantas Airways deal was found by Cheapflights users on 6/6. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/51:14 pm
STL
- PER
3 stops33h 06m
Multiple Airlines
Sat 7/1110:30 am
PER
- STL
3 stops35h 16m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$4,227
This Cathay Pacific deal was found by Cheapflights users on 6/7. 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 10/136:51 pm
STL
- PER
2 stops46h 59m
Cathay Pacific
Mon 10/1912:10 am
PER
- STL
2 stops34h 50m
Cathay Pacific
Deal found 6/7![Cathay Pacific logo]()
$7,356
This Cathay Pacific deal was found by Cheapflights users on 6/7. 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.
Mon 10/126:51 pm
STL
- PER
2 stops38h 49m
Cathay Pacific
Mon 10/1912:10 am
PER
- STL
2 stops34h 50m
Cathay Pacific
Deal found 6/7![Cathay Pacific logo]()
$7,356
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 10/127:08 am
STL
- PER
2 stops42h 32m
United Airlines
Wed 10/2110:55 pm
PER
- STL
3 stops32h 48m
United Airlines
Deal found 6/7![United Airlines logo]()
$9,153
Last-minute flights from Missouri to PerthDiscover last-minute flight deals from Missouri to Perth. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Perth. Data last updated June 9, 2026 and is based on user searches.
This Qatar Airways deal was found by Cheapflights users on 6/7. 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 6/116:02 am
STL
- PER
2 stops40h 53m
Qatar Airways
Sat 6/1310:45 pm
PER
- STL
2 stops38h 14m
Qatar Airways
Deal found 6/7![Qatar Airways logo]()
$2,086
This KAYAK deal was found by Cheapflights users on 6/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:37 pm
STL
- PER
3 stops31h 38m
Qantas Airways
Sat 6/134:25 pm
PER
- STL
2 stops37h 08m
Qantas Airways
Deal found 6/7![Qantas Airways logo]()
$3,766
This oojo deal was found by Cheapflights users on 6/7. 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 6/287:58 pm
MCI
- PER
2 stops57h 37m
Qatar Airways
Sun 7/510:45 pm
PER
- MCI
2 stops38h 14m
Qatar Airways
Deal found 6/7![Qatar Airways logo]()
$1,903
This United deal was found by Cheapflights users on 6/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/284:30 pm
MCI
- PER
2 stops31h 00m
Multiple Airlines
Sun 7/511:45 pm
PER
- MCI
3 stops36h 40m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$2,111
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 7/57:23 pm
STL
- PER
2 stops30h 17m
United Airlines
Sat 7/114:45 pm
PER
- STL
2 stops38h 32m
United Airlines
Deal found 6/6![United Airlines logo]()
$1,928
This Ovago deal was found by Cheapflights users on 6/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/52:31 pm
STL
- PER
3 stops32h 34m
Qantas Airways
Sat 7/114:25 pm
PER
- STL
2 stops37h 03m
Qantas Airways
Deal found 6/6![Qantas Airways logo]()
$2,073
This Qantas Airways deal was found by Cheapflights users on 6/6. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/51:14 pm
STL
- PER
3 stops33h 06m
Multiple Airlines
Sat 7/1110:30 am
PER
- STL
3 stops35h 16m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$4,227
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:59 pm
MCI
- PER
2 stops27h 31m
United Airlines
Sun 7/2611:45 pm
PER
- MCI
3 stops36h 40m
United Airlines
Deal found 6/4![United Airlines logo]()
$2,043
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/227:23 pm
STL
- PER
2 stops28h 32m
United Airlines
Wed 7/293:30 pm
PER
- STL
2 stops39h 47m
United Airlines
Deal found 6/7![United Airlines logo]()
$1,980
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/237:59 pm
MCI
- PER
2 stops29h 41m
United Airlines
Thu 7/3011:45 pm
PER
- MCI
2 stops29h 00m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,649
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/237:23 pm
STL
- PER
2 stops30h 17m
United Airlines
Thu 7/3011:45 pm
PER
- STL
2 stops31h 32m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,821
This Ovago deal was found by Cheapflights users on 6/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/232:31 pm
STL
- PER
3 stops32h 34m
Qantas Airways
Thu 7/3010:30 am
PER
- STL
3 stops26h 28m
Qantas Airways
Deal found 6/8![Qantas Airways logo]()
$1,999
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 June 9, 2026.
Search for one-way flight options from Missouri to Perth. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Qantas Airways deal was found by Cheapflights users on 6/8. 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 6/146:35 am
STL
- PER
2 stops42h 10m
Qantas Airways
Deal found 6/8![Qantas Airways logo]()
$855
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 6/147:03 pm
STL
- PER
3 stops52h 02m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,066
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 June 9, 2026.
Round-trip from | $1,416 (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 June 9, 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
Cheapest round-trip
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Sun 11/1
7:00 am-6:45 pm
2 stops45h 45m
Perth
Sun 11/15
10:45 pm-11:56 pm
2 stops39h 11m
$1,455
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Sat 10/31
6:00 am-11:55 am
2 stops40h 55m
Perth
Thu 11/19
10:45 pm-11:59 pm
2 stops39h 14m
$1,611
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Thu 7/23
7:59 pm-2:40 pm
2 stops29h 41m
Perth
Thu 7/30
11:45 pm-11:25 pm
3 stops36h 40m
$1,649
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Tue 9/1
3:29 pm-11:10 pm
2 stops42h 41m
Perth
Tue 9/8
10:40 pm-11:30 pm
3 stops37h 50m
$1,697
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Tue 9/1
5:13 pm-12:30 pm
3 stops30h 17m
Perth
Tue 9/8
10:40 pm-2:33 pm
3 stops28h 53m
$1,739
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Thu 7/23
7:23 pm-2:40 pm
2 stops30h 17m
Perth
Thu 7/30
11:45 pm-6:17 pm
2 stops31h 32m
$1,821
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Sun 6/28
7:58 pm-6:35 pm
2 stops57h 37m
Perth
Sun 7/5
10:45 pm-11:59 pm
2 stops38h 14m
$1,903
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Sun 7/5
7:23 pm-2:40 pm
2 stops30h 17m
Perth
Sat 7/11
4:45 pm-6:17 pm
2 stops38h 32m
$1,928
Quickest round-trip
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Thu 7/23
2:31 pm-12:05 pm
3 stops32h 34m
Perth
Thu 7/30
10:30 am-11:58 pm
3 stops26h 28m
$1,999
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Sun 7/19
7:59 pm-12:30 pm
2 stops27h 31m
Perth
Sun 7/26
11:45 pm-10:15 pm
2 stops35h 30m
$2,043
Showing 1-10 of 19 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
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Everything you need to know about your flight from Missouri to Perth
USMO-PER
MCI-PER
STL-PER
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Book flights to Perth if you plan to visit one of these locationsRottnest Island
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Alternative routes for Missouri to Perth
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Missouri and Perth flights
Browse other Missouri and Perth flight options. Last updated on June 9, 2026.
Other flights to Perth
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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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,545 | Average$1,924 | FlexibilityNo cancel fee | On-time74% |