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Cheap flights from Detroit to Perth from $2,232

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Perth departing on 10/11. 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

Find the cheapest flights from Detroit to Perth

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:43 - 18:45
DTW
-
PER
60h 02m
2 stops
Multiple Airlines Logo
22:45 - 16:47
PER
-
DTW
55h 02m
2 stops
$2,232Multiple Airlines
Tue, 10 Nov - Tue, 17 Nov
Cathay Pacific Logo
12:56 - 06:50
DTW
-
PER
29h 54m
2 stops
Cathay Pacific Logo
00:10 - 19:36
PER
-
DTW
31h 26m
2 stops
$2,268Cathay Pacific
Wed, 9 Sep - Tue, 15 Sep
Multiple Airlines Logo
11:43 - 22:40
DTW
-
PER
46h 57m
2 stops
Multiple Airlines Logo
00:10 - 23:34
PER
-
DTW
35h 24m
2 stops
$2,271Multiple Airlines
Wed, 9 Sep - Tue, 15 Sep
American Airlines Logo
11:38 - 12:25
DTW
-
PER
35h 47m
2 stops
American Airlines Logo
22:35 - 23:52
PER
-
DTW
38h 17m
2 stops
$2,478American Airlines
Tue, 10 Nov - Tue, 17 Nov
Qantas Airways Logo
16:36 - 14:10
DTW
-
PER
32h 34m
2 stops
Qantas Airways Logo
23:10 - 15:46
PER
-
DTW
29h 36m
2 stops
$2,520Qantas Airways
Fri, 13 Nov - Wed, 18 Nov
Air Canada Logo
14:55 - 12:55
DTW
-
PER
34h 00m
3 stops
Air Canada Logo
17:15 - 18:05
PER
-
DTW
36h 50m
3 stops
$2,642Air Canada
Wed, 9 Sep - Wed, 16 Sep
United Airlines Logo
19:18 - 12:30
DTW
-
PER
29h 12m
2 stops
United Airlines Logo
22:40 - 18:06
PER
-
DTW
31h 26m
2 stops
$2,662United Airlines
Thu, 10 Sep - Thu, 17 Sep
United Airlines Logo
19:18 - 12:30
DTW
-
PER
53h 12m
3 stops
United Airlines Logo
22:40 - 18:06
PER
-
DTW
31h 26m
2 stops
$2,691United Airlines
Thu, 10 Sep - Thu, 17 Sep
United Airlines Logo
19:18 - 12:30
DTW
-
PER
53h 12m
3 stops
United Airlines Logo
15:30 - 18:06
PER
-
DTW
38h 36m
2 stops
$2,697United Airlines
Wed, 9 Sep - Wed, 16 Sep
Qantas Airways Logo
19:14 - 18:15
DTW
-
PER
35h 01m
2 stops
Qantas Airways Logo
22:35 - 17:45
PER
-
DTW
31h 10m
2 stops
$2,717Qantas Airways
Mon, 26 Oct - Thu, 29 Oct

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Qantas Airways flights from Detroit to Perth

Our best Qantas Airways deals on Detroit to Perth flight tickets
Qantas Airways
31 July
DTW19:51Detroit Metropolitan Wayne County
62h 19m
2 stops
PER22:10Perth
22 Aug
PER06:15Perth
28h 43m
2 stops
DTW22:58Detroit Metropolitan Wayne County
$2,604
Qantas Airways
26 Oct
DTW19:14Detroit Metropolitan Wayne County
35h 01m
2 stops
PER18:15Perth
29 Oct
PER22:35Perth
31h 10m
2 stops
DTW17:45Detroit Metropolitan Wayne County
$2,717
Qantas Airways
26 Oct
DTW19:14Detroit Metropolitan Wayne County
35h 01m
2 stops
PER18:15Perth
29 Oct
PER22:35Perth
31h 10m
2 stops
DTW17:45Detroit Metropolitan Wayne County
$2,761

American Airlines flights from Detroit to Perth

Our best American Airlines deals on Detroit to Perth flight tickets
American Airlines
10 Nov
DTW11:38Detroit Metropolitan Wayne County
35h 47m
2 stops
PER12:25Perth
17 Nov
PER22:35Perth
38h 17m
2 stops
DTW23:52Detroit Metropolitan Wayne County
$2,478
American Airlines
6 Aug
DTW19:46Detroit Metropolitan Wayne County
29h 49m
2 stops
PER13:35Perth
9 Aug
PER23:55Perth
35h 03m
2 stops
DTW22:58Detroit Metropolitan Wayne County
$2,813
American Airlines
6 Aug
DTW19:46Detroit Metropolitan Wayne County
29h 49m
2 stops
PER13:35Perth
9 Aug
PER23:55Perth
32h 25m
3 stops
DTW20:20Detroit Metropolitan Wayne County
$3,248

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 29 July 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

Tue 10/11

17:43-18:45

2 stops60h 02m

Perth

Tue 17/11

22:45-16:47

2 stops55h 02m

$2,232

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 9/9

12:56-06:50

2 stops29h 54m

Perth

Tue 15/9

00:10-19:36

2 stops31h 26m

$2,268

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 9/9

11:43-22:40

2 stops46h 57m

Perth

Tue 15/9

00:10-23:34

2 stops35h 24m

$2,271

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 10/11

11:38-12:25

2 stops35h 47m

Perth

Tue 17/11

22:35-23:52

2 stops38h 17m

$2,478

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 13/11

16:36-14:10

2 stops32h 34m

Perth

Wed 18/11

23:10-15:46

2 stops29h 36m

$2,520

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 9/9

14:55-12:55

3 stops34h 00m

Perth

Wed 16/9

17:15-18:05

3 stops36h 50m

$2,642
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 10/9

19:18-12:30

2 stops29h 12m

Perth

Thu 17/9

22:40-18:06

2 stops31h 26m

$2,662

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 10/9

19:18-12:30

3 stops53h 12m

Perth

Thu 17/9

22:40-18:06

2 stops31h 26m

$2,691

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 9/9

19:18-12:30

3 stops53h 12m

Perth

Wed 16/9

15:30-18:06

2 stops38h 36m

$2,697

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 26/10

19:14-18:15

2 stops35h 01m

Perth

Thu 29/10

22:35-17:45

2 stops31h 10m

$2,717

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

29h 54m

Direct flights

None
The fastest flight from Detroit to Perth takes 29h 54m
There are no direct flights from Detroit to Perth. There are no popular flight routes from Detroit to Perth.
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Frequently asked questions about flying from Detroit to Perth

  • How far is Detroit to Perth by plane?

    Perth is 17974.5 km away from Detroit. 29h 54m 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.

Frequently asked questions about flying from Detroit to Perth

  • How do I get Price Alerts for flights from Detroit to Perth?

    Confirm your travel details to search for the latest offers for flights from Detroit to Perth. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Detroit to Perth with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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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