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Perth

$1,002+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
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 March 22, 2026.

This oojo deal was found by Cheapflights users on 3/22. 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 7/317:26 pm
DTW
-
PER
2 stops33h 34m
Qantas Airways
Sat 8/222:35 pm
PER
-
DTW
2 stops40h 16m
Qantas Airways
Deal found 3/22$1,535
This Qantas Airways deal was found by Cheapflights users on 3/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:26 pm
DTW
-
PER
2 stops30h 09m
Multiple Airlines
Sat 8/226:15 am
PER
-
DTW
2 stops28h 42m
Multiple Airlines
Deal found 3/18$1,714
This FlightHub deal was found by Cheapflights users on 3/21. 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.
Thu 5/217:20 pm
DTW
-
PER
2 stops30h 15m
Qantas Airways
Tue 6/911:55 pm
PER
-
DTW
2 stops34h 44m
Qantas Airways
Deal found 3/21$1,729
This Air Canada deal was found by Cheapflights users on 3/21. 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.
Thu 5/212:55 pm
DTW
-
PER
3 stops36h 00m
Multiple Airlines
Wed 6/311:45 pm
PER
-
DTW
3 stops46h 23m
Multiple Airlines
Deal found 3/21$1,750
This FlightHub deal was found by Cheapflights users on 3/21. 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.
Thu 5/217:20 pm
DTW
-
PER
2 stops30h 15m
Qantas Airways
Wed 6/311:55 pm
PER
-
DTW
2 stops30h 35m
Qantas Airways
Deal found 3/21$1,779
This United Airlines deal was found by Cheapflights users on 3/18. 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 7/316:34 am
DTW
-
PER
2 stops41h 56m
United Airlines
Sat 8/221:15 pm
PER
-
DTW
3 stops40h 46m
United Airlines
Deal found 3/18$1,781
This Qantas Airways deal was found by Cheapflights users on 3/22. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:10 pm
DTW
-
PER
2 stops32h 05m
Qantas Airways
Wed 7/226:25 am
PER
-
DTW
2 stops28h 17m
Qantas Airways
Deal found 3/22$1,791

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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,535
(oojo)

One-way from

$1,002
(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
Search Deals
One-way flight from Detroit (DTT) to Perth
Search Deals

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 March 22, 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

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 7/31

7:26 pm-5:00 pm

2 stops33h 34m

Perth

Sat 8/22

2:35 pm-6:51 pm

2 stops40h 16m

$1,535

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 7/31

6:34 am-12:30 pm

2 stops41h 56m

Perth

Sat 8/22

1:15 pm-6:01 pm

3 stops40h 46m

$1,781

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 7/1

4:10 pm-12:15 pm

2 stops32h 05m

Perth

Wed 7/22

6:25 am-10:42 pm

2 stops28h 17m

$1,791

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 5/9

6:00 am-6:35 pm

2 stops48h 35m

Perth

Wed 5/13

10:45 pm-11:46 pm

2 stops61h 01m

$1,841
Quickest round-trip

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 5/21

5:29 pm-12:30 pm

2 stops31h 01m

Perth

Wed 6/10

11:55 pm-4:27 pm

2 stops28h 32m

$1,841

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 5/7

6:00 am-11:55 am

2 stops41h 55m

Perth

Mon 5/11

3:40 pm-11:46 pm

2 stops44h 06m

$1,842
Cheapest one-way

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 7/5

8:50 pm-4:15 pm

3 stops55h 25m

$1,002
Quickest one-way

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 7/5

1:04 pm-6:35 pm

2 stops41h 31m

$1,121

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 7/5

9:20 pm-8:55 am

1 stop47h 35m

$6,877

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 33h 34m. Fly via Qantas Airways or United Airlines to get the fastest option. The distance between Detroit and Perth is about 11154 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Detroit to Perth round-trip?

    Cheapflights users have booked flights from Detroit to Perth round-trip from $1,242.

  • 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
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

Top airline flying from Detroit to Perth

Discover the top airline that operate flights from Detroit to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,242Average$1,371FlexibilityNo cancel feeOn-time74%

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