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Find Perth to St. Louis flights starting at CAD 1,307.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Perth to St. Louis?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find Cheapest Airlines Flying from Perth to St. Louis

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Philippine Airlines
From CAD 1,307
Qantas Airways
From CAD 1,374
Singapore Airlines
From CAD 1,406
Jetstar Airways
From CAD 1,480
All Nippon Airways
From CAD 1,523
Virgin Australia
From CAD 1,535
Qatar Airways
From CAD 1,560
Cathay Pacific
From CAD 1,629
Air New Zealand
From CAD 1,796
United Airlines
From CAD 1,906
ANA airlines

Find more flights and airlines

Alternative Routes for Perth to St. Louis Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Perth to St. Louis.

  • Cheapest
    Philippine Airlines
    PER
    08:30
    46h 7m
    2 transfer
    STL
    16:37
    Perth Airport - St.Louis Lambert International Airport
    Mon, Nov 11Philippine Airlines
    CAD 1,307
  • Philippine Airlines
    PER
    08:30
    46h 7m
    2 transfer
    STL
    16:37
    Perth Airport - St.Louis Lambert International Airport
    Mon, Nov 11Philippine Airlines
    CAD 1,307
    Find More Flights

FAQ

  • When are flight tickets from Perth (PER) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Perth to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from Perth (PER) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around CAD 3,473.
  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
  • How many airports in St. Louis (STL)?

How to find a cheap flight from Perth to St. Louis

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Perth to St. Louis. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information for Perth to St. Louis Flights

Off-season travel monthOctober
Peak season for travelSeptember
Flight distance17,537.8km
Popular airlineAmerican Airlines