Skip to main content
Beginning of main content

STL (St. Louis) to PER (Perth) Flights $1,481.56

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap STL to PER Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from St. Louis to Perth (STL to PER)

Question : If your plans are flexible, have you considered changing your departure day?
Answer : Tuesday is your lowest-cost day to fly in the month of October. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : Which airline is offering the cheapest flight from STL to PER?
Answer : Flight prices are hitting highs of $13,420 over the next three months when flying to PER from STL. Check out Delta Air Lines, as they have been booking customers at just $1,509.

Question : How much should a trip from Saint Louis (STL) to Perth (PER) cost?
Answer : Flight prices fluctuate much more than most routes from the United States for STL to PER. They range anywhere from $1,509 to $13,420. Prices tend to be lower the further out you book.

Question : Should you take that vacation to Perth in the next 30 days?
Answer : As of Sep 18th, the cheapest day to fly from Saint Louis to Perth is Sep 21st. Tickets are currently being sold for $6,616, which is below the average price for this route.

Question : Do travelers from Saint Louis typically stay in Perth for very long?
Answer : Passengers from STL to PER stay nine days on average.