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Cheap flights from Detroit to Perth from $1,187

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 11/8. 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

Find the cheapest flights from Detroit to Perth

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
19:51 - 22:10
DTW
-
PER
62h 19m
2 stops
Qantas Airways Logo
06:15 - 22:58
PER
-
DTW
28h 43m
2 stops
$2,612Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:51 - 22:10
DTW
-
PER
62h 19m
2 stops
Qantas Airways Logo
06:15 - 22:58
PER
-
DTW
28h 43m
2 stops
$2,613Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qantas Airways Logo
19:51 - 22:10
DTW
-
PER
62h 19m
2 stops
Qantas Airways Logo
06:15 - 22:58
PER
-
DTW
28h 43m
2 stops
$2,615Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Air Canada Logo
18:20 - 20:20
DTW
-
PER
61h 00m
3 stops
Air Canada Logo
22:55 - 17:40
PER
-
DTW
55h 45m
3 stops
$2,616Air Canada
Sun, 8 Nov - Thu, 12 Nov
United Airlines Logo
17:29 - 14:40
DTW
-
PER
33h 11m
2 stops
United Airlines Logo
22:40 - 16:27
PER
-
DTW
29h 47m
2 stops
$2,673United Airlines
Thu, 23 Jul - Thu, 30 Jul
Qantas Airways Logo
11:48 - 22:10
DTW
-
PER
45h 22m
2 stops
Qantas Airways Logo
22:35 - 15:00
PER
-
DTW
29h 25m
2 stops
$2,690Qantas Airways
Sun, 8 Nov - Thu, 12 Nov
Qantas Airways Logo
11:48 - 22:10
DTW
-
PER
45h 22m
2 stops
Qantas Airways Logo
22:35 - 17:45
PER
-
DTW
32h 10m
2 stops
$2,693Qantas Airways
Sun, 8 Nov - Thu, 12 Nov
United Airlines Logo
17:29 - 12:30
DTW
-
PER
31h 01m
2 stops
United Airlines Logo
17:15 - 16:27
PER
-
DTW
35h 12m
2 stops
$2,887United Airlines
Sat, 25 Jul - Sat, 1 Aug
Multiple Airlines Logo
09:00 - 06:50
DTW
-
PER
33h 50m
2 stops
Multiple Airlines Logo
00:10 - 20:55
PER
-
DTW
32h 45m
2 stops
$2,981Multiple Airlines
Mon, 27 Jul - Sun, 2 Aug
Qantas Airways Logo
15:52 - 12:05
DTW
-
PER
32h 13m
3 stops
Qantas Airways Logo
06:15 - 22:58
PER
-
DTW
28h 43m
2 stops
$3,052Qantas Airways
Fri, 31 Jul - Sat, 22 Aug

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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
$2,612
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
$2,613
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
$2,615

Air Canada flights from Detroit to Perth

Our best Air Canada deals on Detroit to Perth flight tickets
Air Canada
8 Nov
DTW18:20Detroit Metropolitan Wayne County
61h 00m
3 stops
PER20:20Perth
12 Nov
PER22:55Perth
55h 45m
3 stops
DTW17:40Detroit Metropolitan Wayne County
$2,616
Air Canada
7 Nov
DTW18:20Detroit Metropolitan Wayne County
55h 10m
3 stops
PER14:30Perth
11 Nov
PER22:55Perth
55h 45m
3 stops
DTW17:40Detroit Metropolitan Wayne County
$4,462
Air Canada
31 July
DTW18:50Detroit Metropolitan Wayne County
58h 10m
3 stops
PER17:00Perth
22 Aug
PER13:15Perth
60h 56m
3 stops
DTW14:11Detroit Metropolitan Wayne County
$5,362

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 June 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

19:51-22:10

2 stops62h 19m

Perth

Sat 22/8

06:15-22:58

2 stops28h 43m

$2,612

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:51-22:10

2 stops62h 19m

Perth

Sat 22/8

06:15-22:58

2 stops28h 43m

$2,613

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:51-22:10

2 stops62h 19m

Perth

Sat 22/8

06:15-22:58

2 stops28h 43m

$2,615

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 8/11

18:20-20:20

3 stops61h 00m

Perth

Thu 12/11

22:55-17:40

3 stops55h 45m

$2,616

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 23/7

17:29-14:40

2 stops33h 11m

Perth

Thu 30/7

22:40-16:27

2 stops29h 47m

$2,673

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 8/11

11:48-22:10

2 stops45h 22m

Perth

Thu 12/11

22:35-15:00

2 stops29h 25m

$2,690

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sun 8/11

11:48-22:10

2 stops45h 22m

Perth

Thu 12/11

22:35-17:45

2 stops32h 10m

$2,693

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 25/7

17:29-12:30

2 stops31h 01m

Perth

Sat 1/8

17:15-16:27

2 stops35h 12m

$2,887

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 27/7

09:00-06:50

2 stops33h 50m

Perth

Sun 2/8

00:10-20:55

2 stops32h 45m

$2,981
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

15:52-12:05

3 stops32h 13m

Perth

Sat 22/8

06:15-22:58

2 stops28h 43m

$3,052

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 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 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

47h 02m

Direct flights

None
The fastest flight from Detroit to Perth takes 47h 02m
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. 47h 02m 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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