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Cheap flights from Detroit to Perth from $821

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Perth departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
06:34 - 16:00
DTW
-
PER
45h 26m
2 stops
Air New Zealand Logo
19:50 - 22:24
PER
-
DTW
38h 34m
2 stops
$2,109Air New Zealand
Mon, 10 Aug - Sun, 30 Aug
Air New Zealand Logo
09:00 - 16:00
DTW
-
PER
43h 00m
2 stops
Air New Zealand Logo
19:50 - 23:47
PER
-
DTW
39h 57m
2 stops
$2,127Air New Zealand
Wed, 22 Apr - Wed, 29 Apr
Qantas Airways Logo
19:26 - 13:35
DTW
-
PER
30h 09m
2 stops
Qantas Airways Logo
14:35 - 18:30
PER
-
DTW
39h 55m
2 stops
$2,130Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Air New Zealand Logo
10:55 - 16:00
DTW
-
PER
41h 05m
2 stops
Air New Zealand Logo
19:50 - 23:47
PER
-
DTW
39h 57m
2 stops
$2,193Air New Zealand
Thu, 23 Apr - Thu, 30 Apr
Air New Zealand Logo
06:34 - 16:00
DTW
-
PER
45h 26m
2 stops
Air New Zealand Logo
23:50 - 18:01
PER
-
DTW
54h 11m
2 stops
$2,198Air New Zealand
Mon, 10 Aug - Sat, 29 Aug
Air New Zealand Logo
06:15 - 16:00
DTW
-
PER
45h 45m
2 stops
Air New Zealand Logo
19:50 - 18:01
PER
-
DTW
58h 11m
2 stops
$2,213Air New Zealand
Fri, 31 Jul - Sat, 22 Aug
Air New Zealand Logo
06:15 - 16:00
DTW
-
PER
45h 45m
2 stops
Air New Zealand Logo
19:50 - 18:01
PER
-
DTW
58h 11m
2 stops
$2,224Air New Zealand
Mon, 10 Aug - Sat, 29 Aug
Air New Zealand Logo
06:15 - 16:00
DTW
-
PER
45h 45m
2 stops
Air New Zealand Logo
19:50 - 22:24
PER
-
DTW
38h 34m
2 stops
$2,276Air New Zealand
Fri, 31 Jul - Fri, 21 Aug
Air New Zealand Logo
06:15 - 16:00
DTW
-
PER
45h 45m
2 stops
Air New Zealand Logo
19:50 - 22:24
PER
-
DTW
38h 34m
2 stops
$2,331Air New Zealand
Fri, 24 Jul - Sun, 16 Aug
Multiple Airlines Logo
19:26 - 13:35
DTW
-
PER
30h 09m
2 stops
Multiple Airlines Logo
06:15 - 22:20
PER
-
DTW
28h 05m
2 stops
$2,389Multiple Airlines
Fri, 31 Jul - Sat, 22 Aug

United Airlines flights from Detroit to Perth

Our best United Airlines deals on Detroit to Perth flight tickets
United Airlines
31 July
DTW06:34Detroit Metropolitan Wayne County
41h 56m
2 stops
PER12:30Perth
22 Aug
PER13:15Perth
40h 46m
2 stops
DTW18:01Detroit Metropolitan Wayne County
$2,494
United Airlines
31 July
DTW06:34Detroit Metropolitan Wayne County
41h 56m
2 stops
PER12:30Perth
22 Aug
PER13:15Perth
40h 46m
3 stops
DTW18:01Detroit Metropolitan Wayne County
$2,819
United Airlines
31 July
DTW17:29Detroit Metropolitan Wayne County
31h 01m
2 stops
PER12:30Perth
22 Aug
PER13:15Perth
40h 46m
3 stops
DTW18:01Detroit Metropolitan Wayne County
$2,832

Qantas Airways flights from Detroit to Perth

Our best Qantas Airways deals on Detroit to Perth flight tickets
Qantas Airways
31 July
DTW19:26Detroit Metropolitan Wayne County
30h 09m
2 stops
PER13:35Perth
22 Aug
PER14:35Perth
39h 55m
2 stops
DTW18:30Detroit Metropolitan Wayne County
$2,130
Qantas Airways
31 July
DTW19:26Detroit Metropolitan Wayne County
31h 59m
2 stops
PER15:25Perth
22 Aug
PER06:15Perth
28h 05m
2 stops
DTW22:20Detroit Metropolitan Wayne County
$2,785
Qantas Airways
24 July
DTW19:26Detroit Metropolitan Wayne County
51h 49m
2 stops
PER11:15Perth
15 Aug
PER06:15Perth
28h 05m
2 stops
DTW22:20Detroit Metropolitan Wayne County
$2,941

momondo 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, momondo users made 78,305 searches. Data last updated 12 March 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

Mon 10/8

06:34-16:00

2 stops45h 26m

Perth

Sun 30/8

19:50-22:24

2 stops38h 34m

$2,109

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 22/4

09:00-16:00

2 stops43h 00m

Perth

Wed 29/4

19:50-23:47

2 stops39h 57m

$2,127

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-13:35

2 stops30h 09m

Perth

Sat 22/8

14:35-18:30

2 stops39h 55m

$2,130

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 23/4

10:55-16:00

2 stops41h 05m

Perth

Thu 30/4

19:50-23:47

2 stops39h 57m

$2,193

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 10/8

06:34-16:00

2 stops45h 26m

Perth

Sat 29/8

23:50-18:01

2 stops54h 11m

$2,198

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:15-16:00

2 stops45h 45m

Perth

Sat 22/8

19:50-18:01

2 stops58h 11m

$2,213

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 10/8

06:15-16:00

2 stops45h 45m

Perth

Sat 29/8

19:50-18:01

2 stops58h 11m

$2,224

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:15-16:00

2 stops45h 45m

Perth

Fri 21/8

19:50-22:24

2 stops38h 34m

$2,276

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 24/7

06:15-16:00

2 stops45h 45m

Perth

Sun 16/8

19:50-22:24

2 stops38h 34m

$2,331
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-13:35

2 stops30h 09m

Perth

Sat 22/8

06:15-22:20

2 stops28h 05m

$2,389

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Detroit to Perth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Detroit to Perth?

Air France is the most popular carrier operating from Detroit to Perth

When to book flights from Detroit to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Perth according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Detroit to Perth (DTT to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Perth

Fastest flight time

30h 09m

Direct flights

None
The fastest flight from Detroit to Perth takes 30h 09m
There are no direct flights from Detroit to Perth. There are no popular flight routes from Detroit to Perth.
Search flight deals

  • How far is Detroit to Perth by plane?

    Perth is 17974.5 km away from Detroit. 30h 09m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Detroit to Perth Airport?

    Prices for flights from Detroit to Perth Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Detroit to Perth Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Detroit to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The necessary travel and health documents for your Perth Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Perth?

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

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Perth?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Detroit to Perth . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Detroit to Perth with flexible booking policies on momondo?

Flights from Detroit to Perth with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Detroit to Perth?

momondo provides multiple filters to help you find the best flight to Perth from Detroit. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Detroit to Perth right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Perth, momondo offers a useful price alert feature which will track prices for flights to Perth from Detroit and alert you when they change.

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