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Cheap flights from Perth to St. Louis

PER — STL
10 Dec — 17 Dec1
1 adult

Cheap flight deals from Perth to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 5 December 2024.

Round-trip from

$1,827

Popular in

August

Cheapest in

November

Average price

$3,489
From Perth to Lambert-St Louis
High demand for flights, 18% potential price rise
Best time to find cheap flights, 26% potential price drop
Average for round-trip flights in December 2024

Travel insights for flights from Perth to St. Louis

Get recent, data-driven insights about flights from Perth to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from PER to STL?

Find hourly flight availability from Perth to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 December 2024.

It’s optimal to fly from Perth to St. Louis in the morning. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight at midday.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 inches per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Related info for your journey

Find useful and relevant information for your journey from Perth to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Perth to St. Louis that include hotel bookings?

    Yes. In addition to deals on Perth to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Perth to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Perth to St. Louis.

  • Can I find deals for business class flights from Perth to St. Louis?

    Yes. Cheapflights offers flight deals from Perth to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Perth to St. Louis

Discover the top airline that operate flights from Perth to St. Louis. 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 748,348 searches. Data last updated 5 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$2,038Average$3,090FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Perth to St. Louis?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to St. Louis from Perth today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Perth to St. Louis?

Cheapflights helps you find that perfect flight to St. Louis from Perth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Perth to St. Louis with no change fees?

Need flexible booking options for your flight to St. Louis from Perth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Perth to St. Louis become cheaper?

Yes! Start tracking prices for Perth to St. Louis flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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