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.

$2,085 Cheap Flights from Detroit to Perth in 2026/27

Find the cheapest flights from Detroit to Perth

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:30 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

64h 25m2 stops Seattle/Tacoma Intl Hong Kong Intl

00:25 - 15:48PER Perth-DTW Detroit Metropolitan Wayne County

52h 23m2 stops Hong Kong Intl Seattle/Tacoma Intl

$2,085Multiple Airlines

Tue, 9 Feb - Wed, 17 Feb

16:36 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

41h 19m2 stops Dallas/Fort Worth Hong Kong Intl

00:25 - 20:39PER Perth-DTW Detroit Metropolitan Wayne County

33h 14m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,088Multiple Airlines

Mon, 16 Nov - Sun, 22 Nov

16:46 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

49h 09m2 stops Seattle/Tacoma Intl Hong Kong Intl

00:25 - 15:48PER Perth-DTW Detroit Metropolitan Wayne County

51h 23m2 stops Hong Kong Intl Seattle/Tacoma Intl

$2,158Multiple Airlines

Fri, 12 Mar - Wed, 17 Mar

10:23 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

31h 32m2 stops Chicago O'Hare Intl Hong Kong Intl

00:25 - 21:44PER Perth-DTW Detroit Metropolitan Wayne County

34h 19m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,163Multiple Airlines

Wed, 18 Nov - Tue, 24 Nov

10:22 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

31h 33m2 stops Chicago O'Hare Intl Hong Kong Intl

00:25 - 23:42PER Perth-DTW Detroit Metropolitan Wayne County

36h 17m2 stops Hong Kong Intl Dallas/Fort Worth

$2,168Cathay Pacific

Tue, 16 Feb - Sun, 21 Feb

19:24 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

38h 31m2 stops Dallas/Fort Worth Hong Kong Intl

00:25 - 23:42PER Perth-DTW Detroit Metropolitan Wayne County

36h 17m2 stops Hong Kong Intl Dallas/Fort Worth

$2,217Cathay Pacific

Wed, 17 Feb - Wed, 24 Feb

19:24 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

46h 31m2 stops Dallas/Fort Worth Hong Kong Intl

00:25 - 23:42PER Perth-DTW Detroit Metropolitan Wayne County

36h 17m2 stops Hong Kong Intl Dallas/Fort Worth

$2,240Cathay Pacific

Sun, 14 Feb - Sun, 21 Feb

10:22 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

47h 33m2 stops Chicago O'Hare Intl Hong Kong Intl

00:25 - 23:42PER Perth-DTW Detroit Metropolitan Wayne County

36h 17m2 stops Hong Kong Intl Dallas/Fort Worth

$2,289Cathay Pacific

Fri, 12 Feb - Mon, 22 Feb

18:20 - 17:25DTW Detroit Metropolitan Wayne County-PER Perth

58h 05m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

15:15 - 17:39PER Perth-DTW Detroit Metropolitan Wayne County

62h 24m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$2,337Multiple Airlines

Fri, 12 Mar - Thu, 18 Mar

08:30 - 16:50DTW Detroit Metropolitan Wayne County-PER Perth

43h 20m2 stops San Francisco Auckland Intl

18:50 - 16:37PER Perth-DTW Detroit Metropolitan Wayne County

58h 47m2 stops Auckland Intl San Francisco

$2,351Air New Zealand

Tue, 16 Feb - Wed, 24 Feb

Save money when you book flights with momondo

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Qatar Airways flights from Detroit to Perth

Our best Qatar Airways deals on Detroit to Perth flight tickets

Qatar Airways

8 Nov

DTW06:10Detroit Metropolitan Wayne County

47h 35m

2 stops

PER18:45Perth

12 Nov

PER22:45Perth

38h 11m

2 stops

DTW23:56Detroit Metropolitan Wayne County

$2,756

Qatar Airways

8 Nov

DTW06:10Detroit Metropolitan Wayne County

47h 35m

2 stops

PER18:45Perth

12 Nov

PER22:45Perth

38h 11m

2 stops

DTW23:56Detroit Metropolitan Wayne County

$2,758

Qatar Airways

5 Oct

DTW17:30Detroit Metropolitan Wayne County

38h 55m

2 stops

PER20:25Perth

11 Oct

PER22:45Perth

54h 04m

2 stops

DTW16:49Detroit Metropolitan Wayne County

$3,039

Cathay Pacific flights from Detroit to Perth

Our best Cathay Pacific deals on Detroit to Perth flight tickets

Cathay Pacific

16 Feb

DTW10:22Detroit Metropolitan Wayne County

31h 33m

2 stops

PER06:55Perth

21 Feb

PER00:25Perth

36h 17m

2 stops

DTW23:42Detroit Metropolitan Wayne County

$2,168

Cathay Pacific

17 Feb

DTW19:24Detroit Metropolitan Wayne County

38h 31m

2 stops

PER22:55Perth

24 Feb

PER00:25Perth

36h 17m

2 stops

DTW23:42Detroit Metropolitan Wayne County

$2,217

Cathay Pacific

14 Feb

DTW19:24Detroit Metropolitan Wayne County

46h 31m

2 stops

PER06:55Perth

21 Feb

PER00:25Perth

36h 17m

2 stops

DTW23:42Detroit Metropolitan Wayne County

$2,240

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Tue 9/2

17:30-22:55

2 stops64h 25m

Perth

Wed 17/2

00:25-15:48

2 stops52h 23m

$2,085

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Mon 16/11

16:36-22:55

2 stops41h 19m

Perth

Sun 22/11

00:25-20:39

2 stops33h 14m

$2,088

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Fri 12/3

16:46-06:55

2 stops49h 09m

Perth

Wed 17/3

00:25-15:48

2 stops51h 23m

$2,158

Fastest return journey

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Wed 18/11

10:23-06:55

2 stops31h 32m

Perth

Tue 24/11

00:25-21:44

2 stops34h 19m

$2,163

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Tue 16/2

10:22-06:55

2 stops31h 33m

Perth

Sun 21/2

00:25-23:42

2 stops36h 17m

$2,168

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Wed 17/2

19:24-22:55

2 stops38h 31m

Perth

Wed 24/2

00:25-23:42

2 stops36h 17m

$2,217

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sun 14/2

19:24-06:55

2 stops46h 31m

Perth

Sun 21/2

00:25-23:42

2 stops36h 17m

$2,240

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Fri 12/2

10:22-22:55

2 stops47h 33m

Perth

Mon 22/2

00:25-23:42

2 stops36h 17m

$2,289

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Fri 12/3

18:20-17:25

3 stops58h 05m

Perth

Thu 18/3

15:15-17:39

3 stops62h 24m

$2,337

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Tue 16/2

08:30-16:50

2 stops43h 20m

Perth

Wed 24/2

18:50-16:37

2 stops58h 47m

$2,351

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

Best price found	$2,085
Fastest flight time	36h 49m
Direct flights	None

The best flight deal from Detroit to Perth found on momondo in the last 72 hours is $2,085

The fastest flight from Detroit to Perth takes 36h 49m

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. 36h 49m 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.

Frequently asked questions about flying from Detroit to Perth

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.

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

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Cheap flights from Detroit to Perth from $2,085

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Perth departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Detroit to Perth

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Qatar Airways flights from Detroit to Perth

Our best Qatar Airways deals on Detroit to Perth flight tickets

Cathay Pacific flights from Detroit to Perth

Our best Cathay Pacific deals on Detroit to Perth flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Detroit to Perth that are best for you.

When to book flights from Detroit to Perth

Cheap Detroit to Perth (DTT to PER) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Detroit to Perth

Frequently asked questions about flying from Detroit to Perth

Travelling to a place near Perth?

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing Western Australia

Cabin classes currently available on flights to Perth

List of cabin classes available on flights landing in Perth. Availability may vary depending on flight origin and airline.

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo

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