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.

$2,065 Cheap Flights from Detroit to Perth in 2026/27

Find the cheapest flights from Detroit to Perth

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

16:46 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

65h 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

$2,065Multiple Airlines

Tue, 16 Feb - Wed, 24 Feb

16:46 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

66h 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

$2,067Multiple Airlines

Sun, 14 Mar - Sun, 21 Mar

19:40 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

46h 15m2 stops Dallas/Fort Worth Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,148Cathay Pacific

Mon, 15 Feb - Wed, 24 Feb

10:18 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

47h 37m2 stops Chicago O'Hare Intl Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,148Cathay Pacific

Wed, 17 Feb - Wed, 24 Feb

10:18 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

31h 37m2 stops Chicago O'Hare Intl Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,196Cathay Pacific

Mon, 15 Feb - Mon, 22 Feb

19:40 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

38h 15m2 stops Dallas/Fort Worth Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,196Cathay Pacific

Wed, 17 Feb - Mon, 22 Feb

19:40 - 22:55DTW Detroit Metropolitan Wayne County-PER Perth

38h 15m2 stops Dallas/Fort Worth Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,196Cathay Pacific

Thu, 18 Feb - Mon, 22 Feb

10:18 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

31h 37m2 stops Chicago O'Hare Intl Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,196Cathay Pacific

Thu, 18 Feb - Wed, 24 Feb

19:40 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

46h 15m2 stops Dallas/Fort Worth Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,196Cathay Pacific

Tue, 16 Feb - Mon, 22 Feb

10:18 - 06:55DTW Detroit Metropolitan Wayne County-PER Perth

31h 37m2 stops Chicago O'Hare Intl Hong Kong Intl

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

36h 56m2 stops Hong Kong Intl Dallas/Fort Worth

$2,219Cathay Pacific

Wed, 17 Feb - Thu, 25 Feb

Save money when you book flights with momondo

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United Airlines flights from Detroit to Perth

Our best United Airlines deals on Detroit to Perth flight tickets

United Airlines

7 Dec

DTW08:25Detroit Metropolitan Wayne County

41h 05m

2 stops

PER14:30Perth

14 Dec

PER22:30Perth

32h 20m

2 stops

DTW17:50Detroit Metropolitan Wayne County

$2,646

United Airlines

9 Dec

DTW08:25Detroit Metropolitan Wayne County

43h 25m

2 stops

PER16:50Perth

16 Dec

PER23:30Perth

44h 19m

2 stops

DTW06:49Detroit Metropolitan Wayne County

$2,678

United Airlines

16 Feb

DTW15:37Detroit Metropolitan Wayne County

31h 53m

3 stops

PER12:30Perth

25 Feb

PER23:45Perth

29h 52m

3 stops

DTW16:37Detroit Metropolitan Wayne County

$2,703

Qantas Airways flights from Detroit to Perth

Our best Qantas Airways deals on Detroit to Perth flight tickets

Qantas Airways

13 Feb

DTW15:33Detroit Metropolitan Wayne County

33h 37m

2 stops

PER14:10Perth

27 Feb

PER06:00Perth

49h 45m

2 stops

DTW18:45Detroit Metropolitan Wayne County

$2,464

Qantas Airways

15 Feb

DTW15:33Detroit Metropolitan Wayne County

33h 37m

2 stops

PER14:10Perth

24 Feb

PER23:10Perth

28h 27m

2 stops

DTW14:37Detroit Metropolitan Wayne County

$2,468

Qantas Airways

13 Feb

DTW15:33Detroit Metropolitan Wayne County

33h 37m

2 stops

PER14:10Perth

24 Feb

PER23:10Perth

28h 27m

2 stops

DTW14:37Detroit Metropolitan Wayne County

$2,517

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

16:46-22:55

2 stops65h 09m

Perth

Wed 24/2

00:25-15:48

2 stops52h 23m

$2,065

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sun 14/3

16:46-22:55

2 stops66h 09m

Perth

Sun 21/3

00:25-15:48

2 stops51h 23m

$2,067

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Mon 15/2

19:40-06:55

2 stops46h 15m

Perth

Wed 24/2

00:25-00:21

2 stops36h 56m

$2,148

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Wed 17/2

10:18-22:55

2 stops47h 37m

Perth

Wed 24/2

00:25-00:21

2 stops36h 56m

$2,148

Fastest return journey

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Mon 15/2

10:18-06:55

2 stops31h 37m

Perth

Mon 22/2

00:25-00:21

2 stops36h 56m

$2,196

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Wed 17/2

19:40-22:55

2 stops38h 15m

Perth

Mon 22/2

00:25-00:21

2 stops36h 56m

$2,196

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Thu 18/2

19:40-22:55

2 stops38h 15m

Perth

Mon 22/2

00:25-00:21

2 stops36h 56m

$2,196

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Thu 18/2

10:18-06:55

2 stops31h 37m

Perth

Wed 24/2

00:25-00:21

2 stops36h 56m

$2,196

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Tue 16/2

19:40-06:55

2 stops46h 15m

Perth

Mon 22/2

00:25-00:21

2 stops36h 56m

$2,196

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Wed 17/2

10:18-06:55

2 stops31h 37m

Perth

Thu 25/2

00:25-00:21

2 stops36h 56m

$2,219

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted 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	$6,720
Fastest flight time	30h 25m
Direct flights	None

The best one-way flight to Perth from Detroit in the past 72 hours is $6,720. The best return flight deal from Detroit to Perth found on momondo in the last 72 hours is $2,065.

The fastest flight from Detroit to Perth takes 30h 25m

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. 30h 25m 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 $2,065

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

Cheap return flights

Cheap one-way 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

United Airlines flights from Detroit to Perth

Our best United Airlines deals on Detroit to Perth flight tickets

Qantas Airways flights from Detroit to Perth

Our best Qantas Airways 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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