$1,444+ Cheap flights from Missouri to Perth (PER)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PER
May 6 — May 131
1 adult, Economy
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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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Keep the following information in mind while searching for Missouri to Perth flight deals. Data was last updated May 1, 2025.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,449 (oojo) |
Find flight deals from Missouri to Perth
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 May 1, 2025.
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 1, 2025.
This oojo deal was found by Cheapflights users on 5/1. 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 5/47:00 amMCI - PER
2 stops46h 40mQatar Airways
Sat 5/1710:45 pmPER - MCI
2 stops37h 53mQatar Airways
Deal found 5/1![Qatar Airways logo]()
$1,444
This oojo deal was found by Cheapflights users on 4/30. 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.
Sun 10/57:00 amSTL - PER
2 stops46h 40mQatar Airways
Fri 10/1710:45 pmPER - STL
2 stops38h 11mQatar Airways
Deal found 4/30![Qatar Airways logo]()
$1,449
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:00 amSTL - PER
2 stops47h 40mMultiple Airlines
Mon 10/1310:45 pmPER - STL
2 stops38h 11mMultiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$1,542
This Gurufare deal was found by Cheapflights users on 4/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:19 pmSTL - PER
2 stops38h 21mCathay Pacific
Sun 6/112:10 amPER - STL
2 stops35h 35mCathay Pacific
Deal found 4/30![Cathay Pacific logo]()
$1,732
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:43 pmSTL - PER
2 stops35h 02mAir New Zealand
Sat 10/187:50 pmPER - STL
2 stops39h 10mAir New Zealand
Deal found 4/30![Air New Zealand logo]()
$1,775
This oojo deal was found by Cheapflights users on 4/30. 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.
Sun 7/65:49 pmMCI - PER
2 stops28h 26mQantas Airways
Sat 7/264:55 pmPER - MCI
2 stops39h 09mQantas Airways
Deal found 4/30![Qantas Airways logo]()
$1,899
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/68:25 amMCI - PER
3 stops41h 15mUnited Airlines
Sat 7/264:45 pmPER - MCI
2 stops37h 39mUnited Airlines
Deal found 4/30![United Airlines logo]()
$1,903
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:43 pmSTL - PER
2 stops32h 02mUnited Airlines
Sat 10/111:20 pmPER - STL
2 stops40h 22mUnited Airlines
Deal found 4/30![United Airlines logo]()
$2,000
This Justfly.com deal was found by Cheapflights users on 5/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:05 pmSTL - PER
2 stops33h 00mQantas Airways
Mon 8/411:55 pmPER - STL
2 stops32h 36mQantas Airways
Deal found 5/1![Qantas Airways logo]()
$2,028
This oojo deal was found by Cheapflights users on 5/1. 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 5/45:36 pmMCI - PER
2 stops64h 04mCathay Pacific
Fri 5/1612:10 amPER - MCI
2 stops35h 41mCathay Pacific
Deal found 5/1![Cathay Pacific logo]()
$2,063
This Justfly.com deal was found by Cheapflights users on 4/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/44:05 pmSTL - PER
3 stops57h 40mAir Canada
Sun 10/1210:55 pmPER - STL
3 stops33h 38mAir Canada
Deal found 4/30![Air Canada logo]()
$2,115
This Qantas Airways deal was found by Cheapflights users on 5/1. 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 8/283:00 pmMCI - PER
3 stops31h 15mMultiple Airlines
Thu 12/188:00 amPER - MCI
3 stops28h 25mMultiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$2,296
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 1, 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
Sun 10/5
7:00 am-6:40 pm
2 stops46h 40m
Perth
Fri 10/17
10:45 pm-11:56 pm
2 stops38h 11m
$1,449
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Fri 10/3
6:00 am-6:40 pm
2 stops47h 40m
Perth
Mon 10/13
10:45 pm-11:56 pm
2 stops38h 11m
$1,542
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Fri 10/3
8:26 am-7:45 am
2 stops34h 19m
Perth
Sun 10/12
12:10 am-10:34 pm
2 stops35h 24m
$1,756
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Mon 10/6
5:43 pm-5:45 pm
2 stops35h 02m
Perth
Sat 10/18
7:50 pm-10:00 pm
2 stops39h 10m
$1,775
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Sun 7/6
5:49 pm-11:15 am
2 stops28h 26m
Perth
Sat 7/26
4:55 pm-7:04 pm
2 stops39h 09m
$1,899
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Sun 7/6
8:25 am-2:40 pm
3 stops41h 15m
Perth
Sat 7/26
4:45 pm-5:24 pm
2 stops37h 39m
$1,903
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Fri 10/3
5:43 pm-2:45 pm
2 stops32h 02m
Perth
Sat 10/11
1:20 pm-4:42 pm
2 stops40h 22m
$2,000
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Wed 5/28
7:05 pm-5:05 pm
2 stops33h 00m
Perth
Mon 8/4
11:55 pm-7:31 pm
2 stops32h 36m
$2,028
St. LouisPerth
STL - PER
STLPER
Lambert-St Louis
Sat 10/4
4:05 pm-2:45 pm
3 stops57h 40m
Perth
Sun 10/12
10:55 pm-7:33 pm
3 stops33h 38m
$2,115
Kansas CityPerth
MCI - PER
MCIPER
Kansas City
Thu 8/28
3:00 pm-11:15 am
3 stops31h 15m
Perth
Thu 12/18
8:00 am-10:25 pm
3 stops28h 25m
$2,296
Showing 1-10 of 13 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.
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
What is the cheapest time of day to fly from MO to PER?
Find hourly flight availability from Missouri to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Perth as you normally would.
Rainfall in Perth by month
Plan your trip to Perth by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Perth ranges from 0.0 - 6.7 inches per month. June is typically the wettest month, when rainfall can reach 6.7 in. January is typically the driest time to visit Perth when rainfall is around 0.0 in.
Temperature in Perth by month
Plan your trip to Perth by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Perth, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 53.6 F).
Reviews of airlines servicing Perth
Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated May 1, 2025.
To help decide which airline to fly from Missouri to Perth, see what other customers have to say about Air New Zealand, Cathay Pacific and Qantas Airways. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.4
Boarding
8.2
Food
7.3
Comfort
8.0
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
IAH - MSP
Entertainment
7.4
Boarding
8.2
Food
7.3
Comfort
8.0
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
IAH - MSP
Entertainment
7.4
Boarding
8.2
Food
7.3
Comfort
8.0
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
IAH - MSP
Entertainment
7.4
Boarding
8.2
Food
7.3
Comfort
8.0
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
IAH - MSP
Entertainment
7.4
Boarding
8.2
Food
7.3
Comfort
8.0
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
IAH - MSP
Entertainment
7.4
Boarding
8.2
Food
7.3
Comfort
8.0
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
IAH - MSP
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 Missouri?
Book flights to Missouri if you plan to visit one of these locationsFremantle
Rottnest Island
Scarborough
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Alternative routes for Missouri to Perth
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Missouri to Perth
Discover the top 3 airlines 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 1, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,450 | Average$1,715 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,691 | Average$2,499 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,928 | Average$1,936 | FlexibilityNo cancel fee | On-time69% |