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$1,309+ Cheap flights from Perth (PER) to Detroit (DTT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
PER — DTT
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Perth to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) to Detroit (DTT). 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 August 14, 2025.

Round-trip from

$1,309
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$1,349
From Perth to Detroit (DTT)
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Highest demand for flights based on searches. 15% potential increase in price ($329 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Perth to Detroit

Cheapest flights from Perth to Detroit
Explore the most affordable flight options available from Perth to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/13. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/211:45 pmPER - DTW
3 stops35h 11mUnited Airlines
Sat 10/255:03 pmDTW - PER
2 stops30h 17mUnited Airlines
Deal found 8/13$1,309
This United Airlines deal was found by Cheapflights users on 8/13. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/64:45 pmPER - DTW
3 stops41h 37mUnited Airlines
Sun 10/264:47 pmDTW - PER
2 stops30h 33mUnited Airlines
Deal found 8/13$1,316
This Qantas Airways deal was found by Cheapflights users on 8/13. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:55 pmPER - DTW
2 stops34h 29mQantas Airways
Sat 10/254:09 pmDTW - PER
2 stops37h 11mQantas Airways
Deal found 8/13$1,559
This ANA deal was found by Cheapflights users on 8/12. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:35 pmPER - DTW
2 stops51h 39mANA
Mon 9/152:10 pmDTW - PER
2 stops65h 50mANA
Deal found 8/12$1,574
This Air Canada deal was found by Cheapflights users on 8/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/113:30 pmPER - DTW
3 stops59h 57mAir Canada
Mon 9/158:35 pmDTW - PER
3 stops60h 55mAir Canada
Deal found 8/12$1,595
This Qantas Airways deal was found by Cheapflights users on 8/13. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:55 pmPER - DTW
2 stops34h 29mQantas Airways
Wed 10/226:02 pmDTW - PER
2 stops39h 53mQantas Airways
Deal found 8/13$1,605
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/44:10 pmPER - DTW
2 stops48h 57mMultiple Airlines
Thu 10/2312:16 pmDTW - PER
2 stops42h 24mMultiple Airlines
Deal found 8/13$1,901
This Qantas Airways deal was found by Cheapflights users on 8/13. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:20 amPER - DTW
2 stops28h 13mQantas Airways
Sat 10/254:09 pmDTW - PER
2 stops37h 11mQantas Airways
Deal found 8/13$1,922
This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/49:35 pmPER - DTW
2 stops36h 47mANA
Thu 10/237:00 amDTW - PER
2 stops49h 00mANA
Deal found 8/13$1,923

Cheapflights Fare Finder

 
Customize your flight search to find flights from Perth to Detroit 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 August 14, 2025.
Use the filters below to find and compare flights from Perth to Detroit that are best for you.

Fly from

Perth

Fly to

Detroit

Route

Depart

Return

Price

PerthDetroit

PER - DTW

PERDTW

Perth

Tue 9/2

11:45 pm-10:56 pm

3 stops35h 11m

Detroit Metropolitan Wayne County

Sat 10/25

5:03 pm-11:20 am

2 stops30h 17m

$1,309

PerthDetroit

PER - DTW

PERDTW

Perth

Wed 9/3

11:45 pm-10:56 pm

3 stops35h 11m

Detroit Metropolitan Wayne County

Sun 10/26

4:47 pm-11:20 am

2 stops30h 33m

$1,309

PerthDetroit

PER - DTW

PERDTW

Perth

Wed 9/3

11:45 pm-10:56 pm

3 stops35h 11m

Detroit Metropolitan Wayne County

Sat 10/25

5:03 pm-11:20 am

2 stops30h 17m

$1,309

PerthDetroit

PER - DTW

PERDTW

Perth

Thu 9/4

11:45 pm-10:22 pm

3 stops34h 37m

Detroit Metropolitan Wayne County

Sat 10/25

8:30 am-11:20 am

2 stops38h 50m

$1,309

PerthDetroit

PER - DTW

PERDTW

Perth

Thu 9/4

11:45 pm-10:22 pm

3 stops34h 37m

Detroit Metropolitan Wayne County

Sun 10/26

8:15 am-11:20 am

2 stops39h 05m

$1,309

PerthDetroit

PER - DTW

PERDTW

Perth

Tue 9/2

11:45 pm-10:56 pm

3 stops35h 11m

Detroit Metropolitan Wayne County

Sun 10/26

8:15 am-11:20 am

2 stops39h 05m

$1,309

PerthDetroit

PER - DTW

PERDTW

Perth

Sun 9/7

11:55 pm-4:26 pm

2 stops28h 31m

Detroit Metropolitan Wayne County

Sun 10/26

8:15 am-11:20 am

2 stops39h 05m

$1,316

PerthDetroit

PER - DTW

PERDTW

Perth

Sat 9/6

4:45 pm-10:22 pm

3 stops41h 37m

Detroit Metropolitan Wayne County

Sat 10/25

8:30 am-11:20 am

2 stops38h 50m

$1,316

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Best time to book a flight from Perth to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Perth 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 Perth to Detroit

How much does it cost to fly round-trip from Perth to Detroit?

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Perth to Detroit 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 Perth to Detroit?

    Currently, April is the cheapest month in which you can book a flight from Perth to Detroit (average of $257). Flying from Perth to Detroit in March is currently the most expensive (average of $305). 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 Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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Alternative routes for Perth to Detroit

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