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Cheap flights from Detroit to Perth from $2,148

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
2 Sep — 9 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Detroit to Perth

Enter your travel dates to find the best prices.

Cheapest flights from Detroit to Perth
Explore the most affordable flight options available from Detroit to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 August 2026.

Mon 21/916:00
DTW
-
PER
2 stops44h 40m
Multiple Airlines
Sun 4/1012:15
PER
-
DTW
2 stops37h 40m
Multiple Airlines
Deal found 3/8$2,235
Mon 31/818:50
DTW
-
PER
3 stops56h 55m
Multiple Airlines
Mon 7/923:55
PER
-
DTW
3 stops50h 17m
Multiple Airlines
Deal found 3/8$2,245
Tue 10/1111:38
DTW
-
PER
2 stops46h 17m
Multiple Airlines
Mon 16/1100:25
PER
-
DTW
2 stops33h 15m
Multiple Airlines
Deal found 30/7$2,254
Thu 3/906:40
DTW
-
PER
2 stops36h 10m
Multiple Airlines
Wed 16/908:20
PER
-
DTW
2 stops47h 16m
Multiple Airlines
Deal found 31/7$2,271
Mon 21/911:43
DTW
-
PER
2 stops35h 32m
American Airlines
Sun 4/1022:55
PER
-
DTW
3 stops31h 30m
American Airlines
Deal found 3/8$2,375
Thu 3/919:46
DTW
-
PER
2 stops33h 14m
Qantas Airways
Wed 16/923:55
PER
-
DTW
2 stops31h 06m
Qantas Airways
Deal found 2/8$2,416
Sun 6/1207:00
DTW
-
PER
2 stops39h 20m
Multiple Airlines
Sun 13/1222:30
PER
-
DTW
2 stops35h 10m
Multiple Airlines
Deal found 31/7$2,559
Sun 6/1216:43
DTW
-
PER
2 stops29h 37m
United Airlines
Sun 13/1222:30
PER
-
DTW
2 stops35h 10m
United Airlines
Deal found 31/7$2,566
Mon 7/1207:00
DTW
-
PER
2 stops44h 50m
United Airlines
Sun 13/1222:30
PER
-
DTW
2 stops35h 10m
United Airlines
Deal found 31/7$2,576
Sun 6/1208:15
DTW
-
PER
2 stops38h 05m
United Airlines
Sat 12/1215:45
PER
-
DTW
2 stops41h 55m
United Airlines
Deal found 31/7$2,582
Sat 5/1218:00
DTW
-
PER
3 stops52h 20m
United Airlines
Mon 14/1222:30
PER
-
DTW
2 stops35h 10m
United Airlines
Deal found 31/7$2,593

Find flight deals from Detroit to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Perth (PER). 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 3 August 2026.

Round-trip from

$2,148
27/1-10/2
  • 27/1-10/2
  • 4 total stops
  • 108h 12m total
  • Detroit to Perth
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Detroit to Perth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 3 August 2026.
Use the filters below to find and compare flights from Detroit to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 27/1

16:46-11:55

2 stops54h 09m

Perth

Wed 10/2

22:45-15:48

2 stops54h 03m

$2,148

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 21/9

16:00-00:40

2 stops44h 40m

Perth

Sun 4/10

12:15-13:55

2 stops37h 40m

$2,235

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 10/11

11:38-22:55

2 stops46h 17m

Perth

Mon 16/11

00:25-20:40

2 stops33h 15m

$2,254
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 26/1

17:35-14:10

2 stops31h 35m

Perth

Tue 9/3

22:35-15:09

2 stops29h 34m

$2,295

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 28/10

13:30-22:55

2 stops45h 25m

Perth

Sat 31/10

00:25-00:52

2 stops36h 27m

$2,416

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 3/9

19:46-17:00

2 stops33h 14m

Perth

Wed 16/9

23:55-19:01

2 stops31h 06m

$2,416

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 6/12

07:00-11:20

2 stops39h 20m

Perth

Sun 13/12

22:30-20:40

2 stops35h 10m

$2,559

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 26/1

18:00-14:30

3 stops55h 30m

Perth

Tue 9/3

23:45-20:40

2 stops33h 55m

$2,562

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 6/12

18:00-16:50

3 stops57h 50m

Perth

Mon 14/12

22:30-20:40

2 stops35h 10m

$2,584

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 6/12

18:00-16:50

3 stops57h 50m

Perth

Sun 13/12

22:30-20:40

2 stops35h 10m

$2,584

Flights are sorted by cheapest return flights first.

Deals found on 3/8

Sorted by cheapest first

Best time to book a flight from Detroit to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Detroit with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Perth

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Detroit to Perth?

    There are many flights that can get you from Detroit to Perth in 31h 35m. Fly via Qantas Airways to get the fastest option. There are 17951 km between Detroit and Perth.

  • Can I find deals for flights from Detroit to Perth that include hotel bookings?

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

  • How can I find direct flights from Detroit to Perth?

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

  • Can I find deals for business class flights from Detroit to Perth?

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

See more FAQs

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
Mandurah
Rottnest Island
Scarborough

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Detroit to Perth

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Perth flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Detroit to Perth?

Deals for Detroit to Perth flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Detroit to Perth?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Detroit to Perth for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Detroit to Perth with no change fees?

Yes, we can. To see specific flights from Detroit to Perth with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Detroit to Perth become cheaper?

Not ready to book yet? You can track prices for flights from Detroit to Perth on Cheapflights with our Price Alert feature and get notified when better prices are available.

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