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Cheap flights from Detroit to Perth from $2,201

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 31/7. 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.
Qantas Airways Logo
19:26 - 17:00
DTW
-
PER
33h 34m
2 stops
Qantas Airways Logo
16:25 - 18:51
PER
-
DTW
38h 26m
2 stops
$2,201Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:26 - 13:35
DTW
-
PER
30h 09m
2 stops
Qantas Airways Logo
14:35 - 18:51
PER
-
DTW
40h 16m
2 stops
$2,286Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:16 - 15:25
DTW
-
PER
32h 09m
2 stops
Qantas Airways Logo
23:55 - 18:26
PER
-
DTW
30h 31m
2 stops
$2,331Qantas Airways
Thu, 7 May - Thu, 14 May
Qantas Airways Logo
19:26 - 11:15
DTW
-
PER
51h 49m
2 stops
Qantas Airways Logo
14:35 - 18:51
PER
-
DTW
40h 16m
2 stops
$2,413Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:26 - 13:35
DTW
-
PER
30h 09m
2 stops
Qantas Airways Logo
16:25 - 18:51
PER
-
DTW
38h 26m
2 stops
$2,453Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:20 - 13:35
DTW
-
PER
30h 15m
2 stops
Qantas Airways Logo
23:55 - 22:39
PER
-
DTW
34h 44m
2 stops
$2,479Qantas Airways
Thu, 21 May - Tue, 9 Jun
Multiple Airlines Logo
14:55 - 14:55
DTW
-
PER
36h 00m
3 stops
Multiple Airlines Logo
23:45 - 10:08
PER
-
DTW
46h 23m
3 stops
$2,509Multiple Airlines
Thu, 21 May - Wed, 3 Jun
Multiple Airlines Logo
16:46 - 23:55
DTW
-
PER
43h 09m
2 stops
Multiple Airlines Logo
16:55 - 05:05
PER
-
DTW
48h 10m
2 stops
$2,512Multiple Airlines
Mon, 31 Aug - Fri, 11 Sep
Qantas Airways Logo
19:20 - 13:35
DTW
-
PER
30h 15m
2 stops
Qantas Airways Logo
23:55 - 18:30
PER
-
DTW
30h 35m
2 stops
$2,551Qantas Airways
Thu, 21 May - Wed, 3 Jun
Qantas Airways Logo
16:10 - 12:15
DTW
-
PER
32h 05m
2 stops
Qantas Airways Logo
06:25 - 22:42
PER
-
DTW
28h 17m
2 stops
$2,568Qantas Airways
Wed, 1 Jul - Wed, 22 Jul

Air Canada flights from Detroit to Perth

Our best Air Canada deals on Detroit to Perth flight tickets
Air Canada
7 May
DTW13:41Detroit Metropolitan Wayne County
38h 04m
3 stops
PER15:45Perth
14 May
PER23:55Perth
36h 04m
3 stops
DTW23:59Detroit Metropolitan Wayne County
$3,709
Air Canada
7 May
DTW14:55Detroit Metropolitan Wayne County
36h 50m
3 stops
PER15:45Perth
11 May
PER23:55Perth
50h 18m
3 stops
DTW14:13Detroit Metropolitan Wayne County
$4,132
Air Canada
7 May
DTW14:55Detroit Metropolitan Wayne County
36h 50m
3 stops
PER15:45Perth
11 May
PER23:55Perth
50h 18m
3 stops
DTW14:13Detroit Metropolitan Wayne County
$4,263

United Airlines flights from Detroit to Perth

Our best United Airlines deals on Detroit to Perth flight tickets
United Airlines
21 May
DTW17:29Detroit Metropolitan Wayne County
31h 01m
2 stops
PER12:30Perth
10 June
PER23:55Perth
28h 32m
2 stops
DTW16:27Detroit Metropolitan Wayne County
$2,640
United Airlines
31 July
DTW17:29Detroit Metropolitan Wayne County
31h 26m
2 stops
PER12:55Perth
22 Aug
PER13:15Perth
40h 46m
3 stops
DTW18:01Detroit Metropolitan Wayne County
$2,835
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
$2,865

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 25 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

Fri 31/7

19:26-17:00

2 stops33h 34m

Perth

Sat 22/8

16:25-18:51

2 stops38h 26m

$2,201

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-13:35

2 stops30h 09m

Perth

Sat 22/8

14:35-18:51

2 stops40h 16m

$2,286

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 7/5

19:16-15:25

2 stops32h 09m

Perth

Thu 14/5

23:55-18:26

2 stops30h 31m

$2,331

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-11:15

2 stops51h 49m

Perth

Sat 22/8

14:35-18:51

2 stops40h 16m

$2,413

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-13:35

2 stops30h 09m

Perth

Sat 22/8

16:25-18:51

2 stops38h 26m

$2,453

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 21/5

19:20-13:35

2 stops30h 15m

Perth

Tue 9/6

23:55-22:39

2 stops34h 44m

$2,479

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 21/5

14:55-14:55

3 stops36h 00m

Perth

Wed 3/6

23:45-10:08

3 stops46h 23m

$2,509

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 31/8

16:46-23:55

2 stops43h 09m

Perth

Fri 11/9

16:55-05:05

2 stops48h 10m

$2,512

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 21/5

19:20-13:35

2 stops30h 15m

Perth

Wed 3/6

23:55-18:30

2 stops30h 35m

$2,551
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 1/7

16:10-12:15

2 stops32h 05m

Perth

Wed 22/7

06:25-22:42

2 stops28h 17m

$2,568

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

30h 15m

Direct flights

None
The fastest flight from Detroit to Perth takes 30h 15m
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 15m 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.

  • 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.

An easier way to manage your Perth trip

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