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.

$2,075 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.

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

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

$2,075Multiple Airlines

Tue, 16 Feb - Wed, 24 Feb

10:23 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

47h 32m2 stops Chicago O'Hare Intl Hong Kong Intl

00:25 - 21:42PER Perth-DTW Detroit Metropolitan Wayne County

34h 17m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,079Multiple Airlines

Tue, 10 Nov - Mon, 16 Nov

11:38 - 22:40DTW Detroit Metropolitan Wayne County-PER Perth

47h 02m2 stops Dallas/Fort Worth Hong Kong Intl

00:25 - 21:34PER Perth-DTW Detroit Metropolitan Wayne County

34h 09m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,082Multiple Airlines

Mon, 19 Oct - Sun, 1 Nov

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

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

00:25 - 20:40PER Perth-DTW Detroit Metropolitan Wayne County

33h 15m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,195Cathay Pacific

Wed, 4 Nov - Sat, 7 Nov

11:38 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

46h 17m2 stops Dallas/Fort Worth Hong Kong Intl

00:25 - 23:53PER Perth-DTW Detroit Metropolitan Wayne County

36h 28m2 stops Hong Kong Intl Dallas/Fort Worth

$2,220Multiple Airlines

Fri, 13 Nov - Thu, 19 Nov

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

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

00:25 - 05:41PER Perth-DTW Detroit Metropolitan Wayne County

42h 16m2 stops Hong Kong Intl Seattle/Tacoma Intl

$2,233Multiple Airlines

Sat, 14 Nov - Fri, 20 Nov

16:36 - 14:10DTW Detroit Metropolitan Wayne County-PER Perth

32h 34m2 stops Dallas/Fort Worth Brisbane

23:10 - 18:34PER Perth-DTW Detroit Metropolitan Wayne County

32h 24m2 stops Brisbane Dallas/Fort Worth

$2,552Qantas Airways

Fri, 26 Feb - Sun, 28 Feb

08:30 - 14:30DTW Detroit Metropolitan Wayne County-PER Perth

41h 00m2 stops San Francisco Sydney Kingsford Smith

22:30 - 16:46PER Perth-DTW Detroit Metropolitan Wayne County

55h 16m3 stops Brisbane San Francisco Chicago O'Hare Intl

$2,555Multiple Airlines

Tue, 16 Feb - Thu, 25 Feb

08:45 - 11:20DTW Detroit Metropolitan Wayne County-PER Perth

37h 35m2 stops Houston George Bush Intcntl Sydney Kingsford Smith

22:30 - 16:06PER Perth-DTW Detroit Metropolitan Wayne County

30h 36m2 stops Brisbane San Francisco

$2,575United Airlines

Thu, 12 Nov - Thu, 19 Nov

16:00 - 21:25DTW Detroit Metropolitan Wayne County-PER Perth

65h 25m3 stops Frankfurt am Main Victoria Seychelles Intl Port Louis Sir Seewoosagur Ram.

16:15 - 14:15PER Perth-DTW Detroit Metropolitan Wayne County

35h 00m2 stops Kuala Lumpur Intl Frankfurt am Main

$2,585Multiple Airlines

Mon, 19 Oct - Mon, 2 Nov

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Cathay Pacific flights from Detroit to Perth

Our best Cathay Pacific deals on Detroit to Perth flight tickets

Cathay Pacific

4 Nov

DTW10:23Detroit Metropolitan Wayne County

31h 32m

2 stops

PER06:55Perth

7 Nov

PER00:25Perth

33h 15m

2 stops

DTW20:40Detroit Metropolitan Wayne County

$2,195

Cathay Pacific

22 Nov

DTW06:44Detroit Metropolitan Wayne County

35h 11m

2 stops

PER06:55Perth

27 Nov

PER00:25Perth

30h 11m

2 stops

DTW17:36Detroit Metropolitan Wayne County

$10,064

KLM flights from Detroit to Perth

Our best KLM deals on Detroit to Perth flight tickets

KLM

19 Oct

DTW22:30Detroit Metropolitan Wayne County

52h 55m

3 stops

PER15:25Perth

2 Nov

PER06:50Perth

43h 12m

3 stops

DTW13:02Detroit Metropolitan Wayne County

$5,134

KLM

1 Oct

DTW22:30Detroit Metropolitan Wayne County

38h 50m

3 stops

PER01:20Perth

15 Oct

PER06:50Perth

42h 35m

3 stops

DTW13:25Detroit Metropolitan Wayne County

$9,448

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 16/2

16:46-06:55

2 stops49h 09m

Perth

Wed 24/2

00:25-15:48

2 stops52h 23m

$2,075

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Tue 10/11

10:23-22:55

2 stops47h 32m

Perth

Mon 16/11

00:25-21:42

2 stops34h 17m

$2,079

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Mon 19/10

11:38-22:40

2 stops47h 02m

Perth

Sun 1/11

00:25-21:34

2 stops34h 09m

$2,082

Fastest return journey

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Wed 4/11

10:23-06:55

2 stops31h 32m

Perth

Sat 7/11

00:25-20:40

2 stops33h 15m

$2,195

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Fri 13/11

11:38-22:55

2 stops46h 17m

Perth

Thu 19/11

00:25-23:53

2 stops36h 28m

$2,220

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sat 14/11

10:23-06:55

2 stops31h 32m

Perth

Fri 20/11

00:25-05:41

2 stops42h 16m

$2,233

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Fri 26/2

16:36-14:10

2 stops32h 34m

Perth

Sun 28/2

23:10-18:34

2 stops32h 24m

$2,552

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Tue 16/2

08:30-14:30

2 stops41h 00m

Perth

Thu 25/2

22:30-16:46

3 stops55h 16m

$2,555

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Thu 12/11

08:45-11:20

2 stops37h 35m

Perth

Thu 19/11

22:30-16:06

2 stops30h 36m

$2,575

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Mon 19/10

16:00-21:25

3 stops65h 25m

Perth

Mon 2/11

16:15-14:15

2 stops35h 00m

$2,585

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	$2,075
Fastest flight time	31h 10m
Direct flights	None

The best flight deal from Detroit to Perth found on momondo in the last 72 hours is $2,075

The fastest flight from Detroit to Perth takes 31h 10m

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 10m 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 $2,075

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 16/2. 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

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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

Cathay Pacific flights from Detroit to Perth

Our best Cathay Pacific deals on Detroit to Perth flight tickets

KLM flights from Detroit to Perth

Our best KLM 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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