Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Detroit to Perth from $1,298

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 9/7. 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

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

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
$2,408Qantas Airways
Sun, 7 Jun - Tue, 16 Jun
Qantas Airways Logo
19:26 - 08:50
DTW
-
PER
49h 24m
2 stops
Qantas Airways Logo
12:25 - 18:51
PER
-
DTW
42h 26m
2 stops
$2,576Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
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
$2,578Qantas 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
$2,579Qantas Airways
Fri, 31 Jul - Sat, 22 Aug
Qatar Airways Logo
14:58 - 18:35
DTW
-
PER
39h 37m
2 stops
Qatar Airways Logo
22:45 - 23:55
PER
-
DTW
37h 10m
2 stops
$2,598Qatar Airways
Tue, 1 Sep - Wed, 30 Sep
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
$2,733Qatar Airways
Wed, 22 Apr - Sun, 26 Apr
United Airlines Logo
17:29 - 12:30
DTW
-
PER
31h 01m
2 stops
United Airlines Logo
13:15 - 18:01
PER
-
DTW
40h 46m
3 stops
$2,739United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
17:29 - 12:30
DTW
-
PER
31h 01m
2 stops
United Airlines Logo
13:15 - 18:01
PER
-
DTW
40h 46m
3 stops
$2,765United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
17:29 - 12:30
DTW
-
PER
31h 01m
2 stops
United Airlines Logo
13:15 - 18:01
PER
-
DTW
40h 46m
3 stops
$2,766United Airlines
Fri, 31 Jul - Sat, 22 Aug
Qatar Airways Logo
18:44 - 18:35
DTW
-
PER
35h 51m
2 stops
Qatar Airways Logo
22:45 - 22:54
PER
-
DTW
36h 09m
2 stops
$2,771Qatar Airways
Mon, 31 Aug - Thu, 1 Oct

United Airlines flights from Detroit to Perth

Our best United Airlines deals on Detroit to Perth flight tickets
United Airlines
31 July
DTW17:29Detroit Metropolitan Wayne County
31h 01m
2 stops
PER12:30Perth
22 Aug
PER13:15Perth
40h 46m
3 stops
DTW18:01Detroit Metropolitan Wayne County
$2,739
United Airlines
31 July
DTW17:29Detroit Metropolitan Wayne County
31h 01m
2 stops
PER12:30Perth
22 Aug
PER13:15Perth
40h 46m
3 stops
DTW18:01Detroit Metropolitan Wayne County
$2,765
United Airlines
31 July
DTW17:29Detroit Metropolitan Wayne County
31h 01m
2 stops
PER12:30Perth
22 Aug
PER13:15Perth
40h 46m
3 stops
DTW18:01Detroit Metropolitan Wayne County
$2,766

Qantas Airways flights from Detroit to Perth

Our best Qantas Airways deals on Detroit to Perth flight tickets
Qantas Airways
7 June
DTW19:20Detroit Metropolitan Wayne County
33h 40m
2 stops
PER17:00Perth
16 June
PER23:55Perth
30h 35m
2 stops
DTW18:30Detroit Metropolitan Wayne County
$2,408
Qantas Airways
31 July
DTW19:26Detroit Metropolitan Wayne County
49h 24m
2 stops
PER08:50Perth
22 Aug
PER12:25Perth
42h 26m
2 stops
DTW18:51Detroit Metropolitan Wayne County
$2,576
Qantas Airways
31 July
DTW19:26Detroit Metropolitan Wayne County
51h 49m
2 stops
PER11:15Perth
22 Aug
PER14:35Perth
40h 16m
2 stops
DTW18:51Detroit Metropolitan Wayne County
$2,578

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 3 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
Fastest return journey

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

$2,408

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-08:50

2 stops49h 24m

Perth

Sat 22/8

12:25-18:51

2 stops42h 26m

$2,576

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

$2,578

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

$2,579

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 1/9

14:58-18:35

2 stops39h 37m

Perth

Wed 30/9

22:45-23:55

2 stops37h 10m

$2,598

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

$2,733

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

17:29-12:30

2 stops31h 01m

Perth

Sat 22/8

13:15-18:01

3 stops40h 46m

$2,739

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

17:29-12:30

2 stops31h 01m

Perth

Sat 22/8

13:15-18:01

3 stops40h 46m

$2,765

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

17:29-12:30

2 stops31h 01m

Perth

Sat 22/8

13:15-18:01

3 stops40h 46m

$2,766

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 31/8

18:44-18:35

2 stops35h 51m

Perth

Thu 1/10

22:45-22:54

2 stops36h 09m

$2,771

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 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?

Qatar 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

33h 40m

Direct flights

None
The fastest flight from Detroit to Perth takes 33h 40m
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. 33h 40m 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
Sun 3/5
Sun 10/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia