Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Detroit to Perth from $1,151

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 1/9. 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
17:29 - 12:30
DTW
-
PER
31h 01m
2 stops
Multiple Airlines Logo
23:55 - 18:09
PER
-
DTW
30h 14m
2 stops
$2,482Multiple Airlines
Sat, 8 Aug - Sun, 16 Aug
Qantas Airways Logo
19:51 - 13:40
DTW
-
PER
53h 49m
2 stops
Qantas Airways Logo
06:15 - 22:58
PER
-
DTW
28h 43m
2 stops
$2,513Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
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
$2,651Qantas Airways
Mon, 26 Oct - Thu, 29 Oct
American Airlines Logo
17:00 - 13:35
DTW
-
PER
32h 35m
2 stops
American Airlines Logo
23:55 - 20:20
PER
-
DTW
32h 25m
3 stops
$2,819American Airlines
Sat, 8 Aug - Sun, 16 Aug
United Airlines Logo
06:34 - 12:55
DTW
-
PER
42h 21m
2 stops
United Airlines Logo
13:15 - 18:06
PER
-
DTW
40h 51m
2 stops
$2,844United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
06:34 - 12:55
DTW
-
PER
42h 21m
2 stops
United Airlines Logo
16:45 - 18:06
PER
-
DTW
37h 21m
2 stops
$2,971United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
06:34 - 12:55
DTW
-
PER
42h 21m
2 stops
United Airlines Logo
13:15 - 18:06
PER
-
DTW
40h 51m
2 stops
$3,121United Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
15:00 - 14:55
DTW
-
PER
35h 55m
3 stops
Multiple Airlines Logo
23:45 - 14:16
PER
-
DTW
50h 31m
3 stops
$3,241Multiple Airlines
Sat, 8 Aug - Sun, 16 Aug
Multiple Airlines Logo
18:50 - 15:45
DTW
-
PER
56h 55m
3 stops
Multiple Airlines Logo
14:35 - 14:16
PER
-
DTW
59h 41m
3 stops
$3,404Multiple Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
19:51 - 17:00
DTW
-
PER
33h 09m
2 stops
Multiple Airlines Logo
10:30 - 09:29
PER
-
DTW
34h 59m
3 stops
$3,830Multiple Airlines
Fri, 31 Jul - Sat, 22 Aug

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Air Canada flights from Detroit to Perth

Our best Air Canada deals on Detroit to Perth flight tickets
Air Canada
25 July
DTW18:50Detroit Metropolitan Wayne County
58h 10m
3 stops
PER17:00Perth
3 Aug
PER13:15Perth
61h 01m
3 stops
DTW14:16Detroit Metropolitan Wayne County
$3,294
Air Canada
31 July
DTW18:50Detroit Metropolitan Wayne County
58h 10m
3 stops
PER17:00Perth
22 Aug
PER13:15Perth
61h 01m
3 stops
DTW14:16Detroit Metropolitan Wayne County
$4,395
Air Canada
31 July
DTW18:50Detroit Metropolitan Wayne County
58h 10m
3 stops
PER17:00Perth
22 Aug
PER13:15Perth
61h 01m
3 stops
DTW14:16Detroit Metropolitan Wayne County
$4,496

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
42h 21m
2 stops
PER12:55Perth
22 Aug
PER13:15Perth
40h 51m
2 stops
DTW18:06Detroit Metropolitan Wayne County
$2,844
United Airlines
31 July
DTW06:34Detroit Metropolitan Wayne County
42h 21m
2 stops
PER12:55Perth
22 Aug
PER16:45Perth
37h 21m
2 stops
DTW18:06Detroit Metropolitan Wayne County
$2,971
United Airlines
31 July
DTW06:34Detroit Metropolitan Wayne County
42h 21m
2 stops
PER12:55Perth
22 Aug
PER13:15Perth
40h 51m
2 stops
DTW18:06Detroit Metropolitan Wayne County
$3,121

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 16 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
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 8/8

17:29-12:30

2 stops31h 01m

Perth

Sun 16/8

23:55-18:09

2 stops30h 14m

$2,482

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:51-13:40

2 stops53h 49m

Perth

Sat 22/8

06:15-22:58

2 stops28h 43m

$2,513

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

$2,651

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 8/8

17:00-13:35

2 stops32h 35m

Perth

Sun 16/8

23:55-20:20

3 stops32h 25m

$2,819

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:34-12:55

2 stops42h 21m

Perth

Sat 22/8

13:15-18:06

2 stops40h 51m

$2,844

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:34-12:55

2 stops42h 21m

Perth

Sat 22/8

16:45-18:06

2 stops37h 21m

$2,971

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:34-12:55

2 stops42h 21m

Perth

Sat 22/8

13:15-18:06

2 stops40h 51m

$3,121

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 8/8

15:00-14:55

3 stops35h 55m

Perth

Sun 16/8

23:45-14:16

3 stops50h 31m

$3,241

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

18:50-15:45

3 stops56h 55m

Perth

Sat 22/8

14:35-14:16

3 stops59h 41m

$3,404

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:51-17:00

2 stops33h 09m

Perth

Sat 22/8

10:30-09:29

3 stops34h 59m

$3,830

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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

31h 01m

Direct flights

None
The fastest flight from Detroit to Perth takes 31h 01m
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. 31h 01m 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.

An easier way to manage your Perth trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 15/8
Sat 22/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia