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Perth

$805+ Cheap flights from Detroit (DTT) to Perth (PER)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
1 adult, Economy
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Cheap flight deals from Detroit to Perth

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 July 13, 2026.

This United deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:29 pm
DTW
-
PER
2 stops31h 01m
Multiple Airlines
Sun 8/1611:55 pm
PER
-
DTW
2 stops30h 14m
Multiple Airlines
Deal found 7/13$1,736
This oojo deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:51 pm
DTW
-
PER
2 stops53h 49m
Qantas Airways
Sat 8/226:15 am
PER
-
DTW
2 stops28h 43m
Qantas Airways
Deal found 7/12$1,758
This American Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:00 pm
DTW
-
PER
2 stops32h 35m
American Airlines
Sun 8/1611:55 pm
PER
-
DTW
3 stops32h 25m
American Airlines
Deal found 7/13$1,972
This United deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:29 pm
DTW
-
PER
2 stops35h 41m
Multiple Airlines
Mon 8/35:15 pm
PER
-
DTW
2 stops35h 12m
Multiple Airlines
Deal found 7/12$1,973
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:29 pm
DTW
-
PER
2 stops33h 11m
United Airlines
Sat 8/221:15 pm
PER
-
DTW
2 stops40h 51m
United Airlines
Deal found 7/10$2,166
This FlightHub deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:50 pm
DTW
-
PER
3 stops58h 10m
Air Canada
Mon 8/31:15 pm
PER
-
DTW
3 stops61h 01m
Air Canada
Deal found 7/12$2,304
This Air Canada deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:50 pm
DTW
-
PER
3 stops56h 55m
Multiple Airlines
Sat 8/222:35 pm
PER
-
DTW
3 stops59h 41m
Multiple Airlines
Deal found 7/8$2,381
This KAYAK deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/253:52 pm
DTW
-
PER
2 stops33h 43m
Qantas Airways
Mon 8/311:45 pm
PER
-
DTW
3 stops34h 51m
Qantas Airways
Deal found 7/12$2,572

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 July 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,736
(United)

One-way from

$805
(Kiwi.com)
Provider with most accurate pricing for Detroit (DTT)-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Perth flights.
Search Deals
From Detroit (DTT) to Perth
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One-way flight from Detroit (DTT) to Perth
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated July 13, 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 round-trip
Quickest round-trip

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 8/8

5:29 pm-12:30 pm

2 stops31h 01m

Perth

Sun 8/16

11:55 pm-6:09 pm

2 stops30h 14m

$1,736

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 7/31

7:51 pm-1:40 pm

2 stops53h 49m

Perth

Sat 8/22

6:15 am-10:58 pm

2 stops28h 43m

$1,758

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 8/8

5:00 pm-1:35 pm

2 stops32h 35m

Perth

Sun 8/16

11:55 pm-8:20 pm

3 stops32h 25m

$1,972

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 7/25

5:29 pm-5:10 pm

2 stops35h 41m

Perth

Mon 8/3

5:15 pm-4:27 pm

2 stops35h 12m

$1,973

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 7/31

5:29 pm-2:40 pm

2 stops33h 11m

Perth

Sat 8/22

1:15 pm-6:06 pm

2 stops40h 51m

$2,166

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 7/31

6:50 pm-3:45 pm

3 stops56h 55m

Perth

Sat 8/22

2:35 pm-2:16 pm

3 stops59h 41m

$2,381
Cheapest one-way

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 9/1

7:55 pm-2:05 pm

3 stops54h 10m

$805
Quickest one-way

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 9/1

5:00 pm-5:00 pm

2 stops36h 00m

$858

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

Sorted by cheapest first

Compare providers for flights from Detroit to Perth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Perth in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit-Perth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Perth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Perth flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 32h 35m. Fly via Qantas Airways or American Airlines to get the fastest option. The distance between Detroit and Perth is about 11154 mi. This flight may include one or multiple stops.

  • 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 vacation 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

Traveling to a place near Perth?

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

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