Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Detroit to Perth from $1,413

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 5/7. 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.
Air New Zealand Logo
11:05 - 22:15
DTW
-
PER
47h 10m
2 stops
Air New Zealand Logo
23:50 - 23:47
PER
-
DTW
35h 57m
2 stops
$2,268Air New Zealand
Thu, 30 Apr - Thu, 7 May
Air New Zealand Logo
09:00 - 16:00
DTW
-
PER
43h 00m
2 stops
Air New Zealand Logo
19:50 - 22:24
PER
-
DTW
38h 34m
2 stops
$2,271Air New Zealand
Mon, 11 May - Wed, 20 May
Air New Zealand Logo
06:34 - 22:15
DTW
-
PER
51h 41m
2 stops
Air New Zealand Logo
23:50 - 18:01
PER
-
DTW
54h 11m
2 stops
$2,307Air New Zealand
Fri, 31 Jul - Sat, 22 Aug
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
$2,350Multiple Airlines
Mon, 11 May - Wed, 20 May
American Airlines Logo
15:42 - 13:35
DTW
-
PER
33h 53m
2 stops
American Airlines Logo
23:55 - 22:39
PER
-
DTW
34h 44m
2 stops
$2,358American Airlines
Mon, 11 May - Wed, 20 May
Qantas Airways Logo
19:26 - 13:35
DTW
-
PER
30h 09m
2 stops
Qantas Airways Logo
12:25 - 18:51
PER
-
DTW
42h 26m
2 stops
$2,406Qantas Airways
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
$2,410United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
06:34 - 12:30
DTW
-
PER
41h 56m
2 stops
United Airlines Logo
16:45 - 18:01
PER
-
DTW
37h 16m
2 stops
$2,412United Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
17:14 - 11:55
DTW
-
PER
54h 41m
2 stops
Multiple Airlines Logo
22:45 - 23:46
PER
-
DTW
37h 01m
2 stops
$2,423Multiple Airlines
Thu, 30 Apr - Mon, 4 May
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
$2,457United Airlines
Fri, 31 Jul - Sat, 22 Aug

Air New Zealand flights from Detroit to Perth

Our best Air New Zealand deals on Detroit to Perth flight tickets
Air New Zealand
30 Apr
DTW11:05Detroit Metropolitan Wayne County
47h 10m
2 stops
PER22:15Perth
7 May
PER23:50Perth
35h 57m
2 stops
DTW23:47Detroit Metropolitan Wayne County
$2,268
Air New Zealand
11 May
DTW09:00Detroit Metropolitan Wayne County
43h 00m
2 stops
PER16:00Perth
20 May
PER19:50Perth
38h 34m
2 stops
DTW22:24Detroit Metropolitan Wayne County
$2,271
Air New Zealand
31 July
DTW06:34Detroit Metropolitan Wayne County
51h 41m
2 stops
PER22:15Perth
22 Aug
PER23:50Perth
54h 11m
2 stops
DTW18:01Detroit Metropolitan Wayne County
$2,307

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
$2,410
United Airlines
31 July
DTW06:34Detroit Metropolitan Wayne County
41h 56m
2 stops
PER12:30Perth
22 Aug
PER16:45Perth
37h 16m
2 stops
DTW18:01Detroit Metropolitan Wayne County
$2,412
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
$2,457

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 18 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

Thu 30/4

11:05-22:15

2 stops47h 10m

Perth

Thu 7/5

23:50-23:47

2 stops35h 57m

$2,268

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 11/5

09:00-16:00

2 stops43h 00m

Perth

Wed 20/5

19:50-22:24

2 stops38h 34m

$2,271

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:34-22:15

2 stops51h 41m

Perth

Sat 22/8

23:50-18:01

2 stops54h 11m

$2,307

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 11/5

14:55-14:55

3 stops36h 00m

Perth

Wed 20/5

23:45-10:08

3 stops46h 23m

$2,350
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 11/5

15:42-13:35

2 stops33h 53m

Perth

Wed 20/5

23:55-22:39

2 stops34h 44m

$2,358

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

19:26-13:35

2 stops30h 09m

Perth

Sat 22/8

12:25-18:51

2 stops42h 26m

$2,406

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

$2,410

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:34-12:30

2 stops41h 56m

Perth

Sat 22/8

16:45-18:01

2 stops37h 16m

$2,412

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 30/4

17:14-11:55

2 stops54h 41m

Perth

Mon 4/5

22:45-23:46

2 stops37h 01m

$2,423

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

$2,457

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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 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

41h 55m

Direct flights

None
The fastest flight from Detroit to Perth takes 41h 55m
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. 41h 55m 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
Fri 17/4
Fri 24/4
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia