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Cheap flights from Detroit to Perth from $1,099

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 14/5. 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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Find the cheapest flights from Detroit to Perth

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
19:20 - 17:00
DTW
-
PER
33h 40m
2 stops
Qantas Airways Logo
23:55 - 18:30
PER
-
DTW
30h 35m
2 stops
$2,150Qantas Airways
Sun, 7 Jun - Tue, 16 Jun
Multiple Airlines Logo
19:16 - 13:35
DTW
-
PER
30h 19m
2 stops
Multiple Airlines Logo
23:55 - 18:30
PER
-
DTW
30h 35m
2 stops
$2,390Multiple Airlines
Wed, 6 May - Wed, 27 May
Qantas Airways Logo
19:26 - 13:35
DTW
-
PER
30h 09m
2 stops
Qantas Airways Logo
09:05 - 18:51
PER
-
DTW
45h 46m
2 stops
$2,393Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:26 - 13:35
DTW
-
PER
30h 09m
2 stops
Qantas Airways Logo
09:05 - 18:51
PER
-
DTW
45h 46m
2 stops
$2,441Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:26 - 08:50
DTW
-
PER
49h 24m
2 stops
Qantas Airways Logo
16:25 - 18:51
PER
-
DTW
38h 26m
2 stops
$2,520Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
16:15 - 12:15
DTW
-
PER
32h 00m
2 stops
Multiple Airlines Logo
10:30 - 18:30
PER
-
DTW
44h 00m
2 stops
$2,553Multiple Airlines
Sat, 23 May - Sat, 30 May
Qantas Airways Logo
19:20 - 17:00
DTW
-
PER
33h 40m
2 stops
Qantas Airways Logo
23:55 - 22:39
PER
-
DTW
34h 44m
2 stops
$2,621Qantas Airways
Fri, 22 May - Fri, 29 May
United Airlines Logo
17:29 - 12:30
DTW
-
PER
31h 01m
2 stops
United Airlines Logo
15:30 - 16:27
PER
-
DTW
36h 57m
2 stops
$2,632United Airlines
Sun, 7 Jun - Tue, 16 Jun
Qatar Airways Logo
06:00 - 12:15
DTW
-
PER
42h 15m
2 stops
Qatar Airways Logo
22:55 - 23:49
PER
-
DTW
36h 54m
2 stops
$2,670Qatar Airways
Wed, 22 Apr - Sun, 26 Apr
Qantas Airways Logo
19:26 - 08:50
DTW
-
PER
49h 24m
2 stops
Qantas Airways Logo
06:15 - 21:13
PER
-
DTW
26h 58m
2 stops
$2,703Qantas Airways
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
7 June
DTW17:29Detroit Metropolitan Wayne County
31h 01m
2 stops
PER12:30Perth
16 June
PER15:30Perth
36h 57m
2 stops
DTW16:27Detroit Metropolitan Wayne County
$2,632
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
$2,723
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
$2,724

Air Canada flights from Detroit to Perth

Our best Air Canada deals on Detroit to Perth flight tickets
Air Canada
22 May
DTW14:55Detroit Metropolitan Wayne County
36h 50m
3 stops
PER15:45Perth
29 May
PER23:55Perth
34h 48m
3 stops
DTW22:43Detroit Metropolitan Wayne County
$3,469
Air Canada
21 May
DTW11:00Detroit Metropolitan Wayne County
40h 45m
3 stops
PER15:45Perth
28 May
PER22:40Perth
31h 52m
3 stops
DTW18:32Detroit Metropolitan Wayne County
$3,535
Air Canada
7 June
DTW14:55Detroit Metropolitan Wayne County
38h 05m
3 stops
PER17:00Perth
16 June
PER15:30Perth
58h 41m
3 stops
DTW14:11Detroit Metropolitan Wayne County
$4,033

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 9 April 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

Sun 7/6

19:20-17:00

2 stops33h 40m

Perth

Tue 16/6

23:55-18:30

2 stops30h 35m

$2,150
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 6/5

19:16-13:35

2 stops30h 19m

Perth

Wed 27/5

23:55-18:30

2 stops30h 35m

$2,390

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-13:35

2 stops30h 09m

Perth

Sat 22/8

09:05-18:51

2 stops45h 46m

$2,393

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-13:35

2 stops30h 09m

Perth

Sat 22/8

09:05-18:51

2 stops45h 46m

$2,441

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-08:50

2 stops49h 24m

Perth

Sat 22/8

16:25-18:51

2 stops38h 26m

$2,520

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 23/5

16:15-12:15

2 stops32h 00m

Perth

Sat 30/5

10:30-18:30

2 stops44h 00m

$2,553

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 22/5

19:20-17:00

2 stops33h 40m

Perth

Fri 29/5

23:55-22:39

2 stops34h 44m

$2,621

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 7/6

17:29-12:30

2 stops31h 01m

Perth

Tue 16/6

15:30-16:27

2 stops36h 57m

$2,632

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 22/4

06:00-12:15

2 stops42h 15m

Perth

Sun 26/4

22:55-23:49

2 stops36h 54m

$2,670

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-08:50

2 stops49h 24m

Perth

Sat 22/8

06:15-21:13

2 stops26h 58m

$2,703

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Perth from

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?

Qantas Airways and Air France are the most popular carriers 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 19m

Direct flights

None
The fastest flight from Detroit to Perth takes 30h 19m
There are no direct flights from Detroit to Perth. There are no popular flight routes from Detroit to Perth.
Search flight deals

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. 30h 19m 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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