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$1,048+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap 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 September 16, 2025.

Round-trip from

$1,313
(Qantas Airways)

One-way from

$1,048
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,298
From Detroit (DTT) to Perth
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One-way flight from Detroit (DTT) to Perth
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Highest demand for flights based on searches. 14% potential increase in price ($274 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($80 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 16, 2025.

This Qantas Airways deal was found by Cheapflights users on 9/15. 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.
Tue 11/113:50 pmDTW - PER
2 stops33h 25mQantas Airways
Tue 11/185:00 amPER - DTW
2 stops26h 42mQantas Airways
Deal found 9/15$1,313
This oojo deal was found by Cheapflights users on 9/14. 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.
Mon 12/811:48 amDTW - PER
2 stops43h 32mQantas Airways
Sat 12/2010:40 pmPER - DTW
2 stops29h 05mQantas Airways
Deal found 9/14$1,443
This FlightHub deal was found by Cheapflights users on 9/15. 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.
Tue 11/113:50 pmDTW - PER
2 stops42h 05mCathay Pacific
Mon 11/1712:25 amPER - DTW
2 stops30h 54mCathay Pacific
Deal found 9/15$1,512
This FlightHub deal was found by Cheapflights users on 9/14. 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 11/612:40 pmDTW - PER
2 stops34h 20mQatar Airways
Tue 11/2510:45 pmPER - DTW
2 stops34h 52mQatar Airways
Deal found 9/14$1,520
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/294:50 pmDTW - PER
2 stops30h 30mUnited Airlines
Wed 11/54:45 pmPER - DTW
2 stops36h 54mUnited Airlines
Deal found 9/14$1,534
This Ovago deal was found by Cheapflights users on 9/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:35 pmDTW - PER
2 stops38h 20mCathay Pacific
Mon 11/2412:25 amPER - DTW
2 stops30h 41mCathay Pacific
Deal found 9/16$1,538
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 11/1310:59 amDTW - PER
2 stops38h 31mUnited Airlines
Mon 11/174:45 pmPER - DTW
2 stops36h 54mUnited Airlines
Deal found 9/14$1,694
This Cathay Pacific deal was found by Cheapflights users on 9/14. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:35 pmDTW - PER
2 stops38h 15mCathay Pacific
Sun 11/1612:15 amPER - DTW
2 stops31h 04mCathay Pacific
Deal found 9/14$1,742
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2912:16 pmDTW - PER
2 stops66h 24mQatar Airways
Thu 10/210:45 pmPER - DTW
2 stops48h 46mQatar Airways
Deal found 9/15$1,891

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 September 16, 2025.
Use the filters below to find and compare flights from Detroit to Perth that are best for you.

Fly from

Detroit

Fly to

Perth

Route

Depart

Return

Price

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 11/11

3:50 pm-2:15 pm

2 stops33h 25m

Perth

Tue 11/18

5:00 am-6:42 pm

2 stops26h 42m

$1,313

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 3/10

5:53 pm-1:10 pm

2 stops31h 17m

Perth

Wed 3/18

10:55 pm-5:54 pm

2 stops30h 59m

$1,314

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 11/11

3:50 pm-10:55 pm

2 stops42h 05m

Perth

Mon 11/17

12:25 am-6:19 pm

2 stops30h 54m

$1,512

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 11/6

12:40 pm-12:00 pm

2 stops34h 20m

Perth

Tue 11/25

10:45 pm-8:37 pm

2 stops34h 52m

$1,520

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 10/29

4:50 pm-11:20 am

2 stops30h 30m

Perth

Wed 11/5

4:45 pm-4:39 pm

2 stops36h 54m

$1,534

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 11/6

7:35 pm-10:55 pm

2 stops38h 20m

Perth

Mon 11/24

12:25 am-6:06 pm

2 stops30h 41m

$1,538

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 11/13

4:47 pm-2:30 pm

2 stops32h 43m

Perth

Mon 11/17

4:45 pm-4:39 pm

2 stops36h 54m

$1,694

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 12/24

6:40 am-4:50 am

3 stops57h 10m

$1,048

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 12/23

6:40 am-4:20 am

3 stops56h 40m

$1,064

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 12/23

11:53 am-7:45 am

2 stops30h 52m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
2

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.

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Detroit to Perth, such as Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
907 reviews

Comfort

7.5

Overall

7.5

Entertainment

7.2

Food

7.0

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

SYD - BNE

Great. Except I haven’t claimed my free lounge passes since 2022 on my Qantas credit card. That’s lots of flights I would have booked if you’d reminded me
Qantas Airways
7.5
Good
907 reviews
Qantas Airways
7.5
Good
907 reviews

Comfort

7.5

Overall

7.5

Entertainment

7.2

Food

7.0

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

SYD - BNE

Great. Except I haven’t claimed my free lounge passes since 2022 on my Qantas credit card. That’s lots of flights I would have booked if you’d reminded me

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 25m. Fly via Qantas Airways, Cathay Pacific, or Qatar Airways 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 $1,156. Users have found that Qantas Airways is 28% cheaper than the other options available to this destination.

  • 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.

  • What is the cheapest month to book a flight from Detroit to Perth?

    Currently, February is the cheapest month in which you can book a flight from Detroit to Perth (average of $1,436). Flying from Detroit to Perth in December is currently the most expensive (average of $2,094). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
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
Detroit to Perth flights
Grand Rapids to Perth flights
O'Hare Intl to Broome 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,156Average$1,421FlexibilityNo cancel feeOn-time74%

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