How do I get Price Alerts for flights from Detroit to Perth?

Confirm your travel details to search for the latest offers for flights from Detroit to Perth . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Detroit to Perth with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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.

$2,022 Cheap Flights from Detroit to Perth in 2025/26

1 adult

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Find the cheapest flights from Detroit to Perth

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:48 - 22:40

DTW

PER

38h 52m2 stops

09:15 - 19:02

PER

DTW

45h 47m2 stops

$2,022Cathay Pacific

Tue, 5 May - Wed, 20 May

12:54 - 06:55

DTW

PER

30h 01m2 stops

08:30 - 21:15

PER

DTW

48h 45m2 stops

$2,208Cathay Pacific

Thu, 12 Mar - Mon, 16 Mar

11:53 - 07:45

DTW

PER

30h 52m2 stops

05:30 - 20:44

PER

DTW

28h 14m2 stops

$2,371Qantas Airways

Mon, 5 Jan - Sat, 31 Jan

11:53 - 07:45

DTW

PER

30h 52m2 stops

05:30 - 20:44

PER

DTW

28h 14m2 stops

$2,376Qantas Airways

Mon, 5 Jan - Sat, 31 Jan

11:53 - 07:45

DTW

PER

30h 52m2 stops

07:10 - 20:44

PER

DTW

26h 34m2 stops

$2,382Qantas Airways

Mon, 5 Jan - Sat, 31 Jan

19:48 - 17:00

DTW

PER

33h 12m2 stops

22:40 - 18:04

PER

DTW

31h 24m3 stops

$2,609Qantas Airways

Tue, 5 May - Wed, 20 May

14:55 - 14:55

DTW

PER

36h 00m3 stops

23:45 - 14:13

PER

DTW

50h 28m3 stops

$2,683Multiple Airlines

Tue, 5 May - Wed, 20 May

15:32 - 22:55

DTW

PER

42h 23m2 stops

00:25 - 22:35

PER

DTW

35h 10m2 stops

$3,406Cathay Pacific

Wed, 31 Dec - Tue, 6 Jan

15:32 - 17:20

DTW

PER

36h 48m2 stops

22:45 - 20:44

PER

DTW

34h 59m2 stops

$3,601Qantas Airways

Wed, 31 Dec - Wed, 7 Jan

18:15 - 14:30

DTW

PER

56h 15m3 stops

22:55 - 17:35

PER

DTW

54h 40m3 stops

$3,631Air Canada

Thu, 12 Mar - Mon, 16 Mar

Cathay Pacific flights from Detroit to Perth

Our best Cathay Pacific deals on Detroit to Perth flight tickets

Cathay Pacific

5 May

DTW19:48Detroit Metropolitan Wayne County

38h 52m

2 stops

PER22:40Perth

20 May

PER09:15Perth

45h 47m

2 stops

DTW19:02Detroit Metropolitan Wayne County

$2,022

Find similar

Cathay Pacific

12 Mar

DTW12:54Detroit Metropolitan Wayne County

30h 01m

2 stops

PER06:55Perth

16 Mar

PER08:30Perth

48h 45m

2 stops

DTW21:15Detroit Metropolitan Wayne County

$2,208

Find similar

Cathay Pacific

31 Dec

DTW15:32Detroit Metropolitan Wayne County

42h 23m

2 stops

PER22:55Perth

6 Jan

PER00:25Perth

35h 10m

2 stops

DTW22:35Detroit Metropolitan Wayne County

$3,406

Find similar

Qantas Airways flights from Detroit to Perth

Our best Qantas Airways deals on Detroit to Perth flight tickets

Qantas Airways

5 Jan

DTW11:53Detroit Metropolitan Wayne County

30h 52m

2 stops

PER07:45Perth

31 Jan

PER05:30Perth

28h 14m

2 stops

DTW20:44Detroit Metropolitan Wayne County

$2,371

Find similar

Qantas Airways

5 Jan

DTW11:53Detroit Metropolitan Wayne County

30h 52m

2 stops

PER07:45Perth

31 Jan

PER05:30Perth

28h 14m

2 stops

DTW20:44Detroit Metropolitan Wayne County

$2,376

Find similar

Qantas Airways

5 Jan

DTW11:53Detroit Metropolitan Wayne County

30h 52m

2 stops

PER07:45Perth

31 Jan

PER07:10Perth

26h 34m

2 stops

DTW20:44Detroit Metropolitan Wayne County

$2,382

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 5/5

19:48-22:40

2 stops38h 52m

Perth

Wed 20/5

09:15-19:02

2 stops45h 47m

$2,022

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 12/3

12:54-06:55

2 stops30h 01m

Perth

Mon 16/3

08:30-21:15

2 stops48h 45m

$2,208

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 5/1

11:53-07:45

2 stops30h 52m

Perth

Sat 31/1

05:30-20:44

2 stops28h 14m

$2,371

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 5/1

11:53-07:45

2 stops30h 52m

Perth

Sat 31/1

05:30-20:44

2 stops28h 14m

$2,376

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 5/1

11:53-07:45

2 stops30h 52m

Perth

Sat 31/1

07:10-20:44

2 stops26h 34m

$2,382

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 5/5

19:48-17:00

2 stops33h 12m

Perth

Wed 20/5

22:40-18:04

3 stops31h 24m

$2,609

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 5/5

14:55-14:55

3 stops36h 00m

Perth

Wed 20/5

23:45-14:13

3 stops50h 28m

$2,683

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 31/12

15:32-22:55

2 stops42h 23m

Perth

Tue 6/1

00:25-22:35

2 stops35h 10m

$3,406

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 31/12

15:32-17:20

2 stops36h 48m

Perth

Wed 7/1

22:45-20:44

2 stops34h 59m

$3,601

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 12/3

18:15-14:30

3 stops56h 15m

Perth

Mon 16/3

22:55-17:35

3 stops54h 40m

$3,631

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 52m
Direct flights	None

The fastest flight from Detroit to Perth takes 30h 52m

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. 30h 52m 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.
What is the most popular airline from Detroit to Perth?
momondo data reveals that the most frequently booked airline on the route from Detroit to Perth is Qantas Airways, representing 100% of all bookings.

How do I get Price Alerts for flights from Detroit to Perth?
Confirm your travel details to search for the latest offers for flights from Detroit to Perth. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Detroit to Perth with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Fremantle

Mandurah

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.