The cheapest times to fly from DSM to PER are

  • January 29th to May 6th (except the weeks of March 12th and April 2nd)
  • August 6th to September 16th
  • October 15th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DSM to PER is mid to late August. Prices can be as high as $5384 for Thursday flights during late December, or as low as $1470 for Wednesday flights around mid to late August.


When to Fly to Perth

Flying from Des Moines, IA (DSM) to Perth (PER) will usually cost between $1579 to $3036 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $1695. Due to high demand the most expensive time to fly is late December, with an average price of $3412. Planning your trip to low-cost times can easily save you $1716 on economy flights and even more on first-class flights. Generally, any price below $1985 can be considered a good price for a round-trip DSM to PER flight.

See below for a graph of average weekly prices for the DSM to PER route. All prices are for round-trip tickets in USD.

DSM to PER Flight Prices

Compared to other flights, the DSM to PER flight is more expensive than the average and costs more than the average flight leaving from Des Moines. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Thursdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $279 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1931. Return trip prices are from the PER to DSM flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DSM to PER can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 20 hour 12 minutes may not be realistic.


Flight Hacking DSM to PER

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DSM to PER — but Champion Traveler does!

Hack #1: Kuala Lumpur (DSM > KUL > PER)

  • Price for both tickets: $1340
  • Average savings: $645 (32.49%)

See DSM to KUL flights

Hack #2: Jakarta (DSM > CGK > PER)

  • Price for both tickets: $1350
  • Average savings: $636 (32.02%)

See DSM to CGK flights

Hack #3: Denpasar (DSM > DPS > PER)

  • Price for both tickets: $1403
  • Average savings: $582 (29.32%)

See DSM to DPS flights


Flight Questions Answered

Still have questions about flying from DSM to PER? We’ve got answers.

Which airlines fly this route?

You can find 13 major airlines flying this route most often: Air Canada, Air France, Air New Zealand, American, ANA, Cathay Pacific, Delta, JAL, Qantas, SAS, Singapore Airlines, United, Virgin Australia, and potentially more during busy seasons.

How far away is it from Perth International Airport to Des Moines International Airport?

The distance between the two airports is roughly 10677 miles or 17183 kilometers.

How long does it take to fly from DSM to PER?

The real-world flight time for a nonstop DSM to PER flight is about 20 hour 12 minutes.

How many flights go between Des Moines, IA and Perth?

It depends on the day of the week and the date, but a typical day might have around 22 available flights from DSM to PER.


Airport Location Info


Departing Airport

Origination code DSM
Origination airport name Des Moines International Airport
City Des Moines, IA
Country the United States
Latitude 41.5
Longitude -93.7

Return Airport

Destination code PER
Destination airport name Perth International Airport
City Perth
Country Australia
Latitude -31.9
Longitude 116


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.