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Cheap flights from St Louis (STL) to Perth (PER)

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How to find the cheapest flight from
St Louis (STL) to Perth (PER)

What is the cheapest day to fly round-trip from St Louis to Perth?

Leaving on a Thursday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 5% on the overall cost on flights from St Louis to Perth.

What is the cheapest month to fly from St Louis to Perth?

June is one of the best times of the year to fly to Perth from St Louis. Prices for June average $1,237 per person but you can even find prices for as low as $640. The most expensive prices can be found in the month of September. Opting for a June flight can save you 38% on your journey compared to booking in June

When is the cheapest time to fly from St Louis to Perth (STL - PER)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St Louis to Perth as you normally would.

St Louis to Perth 2021 flight deals

5 May - 9 May
$2,714pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
5 May - 9 May
$2,721pp
STL
Lambert-St Louis
Qatar Airways
   
2 STOPS
PER
Perth
PER
Perth
Qatar Airways
   
2 STOPS
STL
Lambert-St Louis
5 May - 8 May
$12,927pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis

Related info for your journey

Flight FAQs

From St Louis to Perth

Are flight prices decreasing from St Louis to Perth due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Perth for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Lambert-St Louis to Perth have flexible changes due to COVID-19?

One of the carriers operating flights from Lambert-St Louis to Perth that may be offering flexible change policies is Qantas Airways. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from St Louis to Perth for under $2,800 on Cheapflights?

Yes, there are multiple flights from St Louis to Perth for under $2,800. The cheapest flight booked recently is on Multiple Airlines for just $2,714, but on average you can expect to pay $6,120.

Are there nonstop flights from St Louis to Perth for under $2,700 on Cheapflights?

There are no nonstop flights from St Louis to Perth, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in St Louis or Perth?

The rainfall in St Louis is generally less than the rainfall in Perth. This will continue over the next 12 days.

Is St Louis weather warmer or cooler than Perth?

With an average temperature of 90 °F, peak weather can be found in January. As a traveler, expect to see changes in flight prices during that period. The temperatures in Perth are hotter than in St Louis.

How long is the flight from St Louis to Perth?

Departing from St Louis to Perth will take you 39h 25m.

What is the cheapest airline to fly from St Louis to Perth round-trip?

Our cheapest airline available from St Louis to Perth is Qatar Airways. Our recent data shows that you can find tickets from as low as $2,721 on this airline.

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Today's exchange rate
$1 = $1.27
Average temperature for February in Perth
89.6 °F
Avg rainfall for February in Perth
0.7 ″

Airports servicing St. Louis

Airports servicing Perth

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