Cheap Flights from Detroit (DTW) to Perth (PER)

View AU$1,106 flight on Sat, 20 Sep. 2025Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Perth Airport (PER)

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Cheap Flights from Detroit (DTW) to Perth (PER)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Wed, 10 Sep. - Sun, 21 Sep.
DTW
Detroit
PER
Perth
AU$1,979 Return, found 2 days ago
AU$1,979
Return
found 2 days ago
Select Qantas Airways flight, departing Wed, 10 Sep. from Detroit to Perth, returning Sun, 21 Sep., priced at AU$1,979 found 2 days ago
Qantas Airways
Thu, 11 Sep. - Sun, 21 Sep.
DTW
Detroit
PER
Perth
AU$2,051 Return, found 2 days ago
AU$2,051
Return
found 2 days ago
Select Qantas Airways flight, departing Thu, 11 Sep. from Detroit to Perth, returning Sun, 21 Sep., priced at AU$2,051 found 2 days ago
American Airlines
Fri, 12 Sep. - Sun, 21 Sep.
DTW
Detroit
PER
Perth
AU$2,081 Return, found 2 days ago
AU$2,081
Return
found 2 days ago
Select American Airlines flight, departing Fri, 12 Sep. from Detroit to Perth, returning Sun, 21 Sep., priced at AU$2,081 found 2 days ago
Qantas Airways
Wed, 10 Sep. - Sat, 20 Sep.
DTW
Detroit
PER
Perth
AU$2,111 Return, found 2 days ago
AU$2,111
Return
found 2 days ago
Select Qantas Airways flight, departing Wed, 10 Sep. from Detroit to Perth, returning Sat, 20 Sep., priced at AU$2,111 found 2 days ago
Air Canada
Sat, 13 Sep. - Sat, 20 Sep.
DTW
Detroit
PER
Perth
AU$2,126 Return, found 2 days ago
AU$2,126
Return
found 2 days ago
Select Air Canada flight, departing Sat, 13 Sep. from Detroit to Perth, returning Sat, 20 Sep., priced at AU$2,126 found 2 days ago
Cathay Pacific
Wed, 10 Sep. - Wed, 17 Sep.
DTW
Detroit
PER
Perth
AU$2,145 Return, found 2 days ago
AU$2,145
Return
found 2 days ago
Select Cathay Pacific flight, departing Wed, 10 Sep. from Detroit to Perth, returning Wed, 17 Sep., priced at AU$2,145 found 2 days ago
American Airlines
Mon, 15 Sep. - Fri, 19 Sep.
DTW
Detroit
PER
Perth
AU$2,151 Return, found 2 days ago
AU$2,151
Return
found 2 days ago
Select American Airlines flight, departing Mon, 15 Sep. from Detroit to Perth, returning Fri, 19 Sep., priced at AU$2,151 found 2 days ago
Air Canada
Sat, 13 Sep. - Sat, 20 Sep.
DTW
Detroit
PER
Perth
AU$2,176 Return, found 2 days ago
AU$2,176
Return
found 2 days ago
Select Air Canada flight, departing Sat, 13 Sep. from Detroit to Perth, returning Sat, 20 Sep., priced at AU$2,176 found 2 days ago
Cathay Pacific
Mon, 15 Sep. - Fri, 19 Sep.
DTW
Detroit
PER
Perth
AU$2,181 Return, found 2 days ago
AU$2,181
Return
found 2 days ago
Select Cathay Pacific flight, departing Mon, 15 Sep. from Detroit to Perth, returning Fri, 19 Sep., priced at AU$2,181 found 2 days ago
Delta
Sun, 14 Sep. - Sun, 21 Sep.
DTW
Detroit
PER
Perth
AU$2,287 Return, found 2 days ago
AU$2,287
Return
found 2 days ago
Select Delta flight, departing Sun, 14 Sep. from Detroit to Perth, returning Sun, 21 Sep., priced at AU$2,287 found 2 days ago
Flight from Detroit to Perth route information
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Perth
Return price
AU$1,979
Distance
17857 km

Your quick guide to flights from Detroit to Perth

Pick up great flights from Detroit to Perth

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Detroit to Perth. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Detroit to Perth that take around hours.

Find cheap flights from Detroit to Perth

From the great flight deals with prices currently ranging from AU$1,979 to AU$2,287, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Detroit to Perth around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Perth is normally in September.

Reasons to book your flight from Detroit to Perth with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Detroit to Perth across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Perth right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Detroit Metropolitan Wayne County Airport (DTW) to Perth Airport (PER)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight between Detroit Metropolitan Wayne County Airport (DTW) and Perth Airport was AU$1,979. Cheap tickets don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Detroit Metropolitan Wayne County Airport (DTW) to Perth Airport (PER)?
The majority of flights can be cancelled online, but whether or not you incur a fee varies between airlines. If you do need to cancel your holiday, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Metro Airport to Perth Airport (PER) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Detroit Metro Airport to Perth Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Detroit Metropolitan Wayne County Airport (DTW) to PER?
The distance is around 18 000 kilometres, so fill your carry-on bag with everything you need to make the long journey comfortable. Wondering what to take on board your Detroit to Perth flight? Earplugs, a sleep mask and a neck pillow are a few essentials.
Which airlines fly direct from Metro Airport to Perth Airport (PER)?
There are no direct flights, so you'll have to make at least one stop between Detroit Metro Airport and Perth Airport (PER). Take advantage of the layover time to stretch your legs and enjoy some personal space.
Are Detroit Metro Airport to Perth Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so there are no guarantees. While last-minute flight deals between Metro Airport and Perth Airport are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some carriers advertise their prices up to a year prior to the departure date. Expedia is constantly updating the biggest airfare bargains around, so check back often and be ready to book when the price is right.

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