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.

$1,937 Cheap Flights from Detroit to Perth in 2026

Find the cheapest flights from Detroit to Perth

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

07:01 - 06:50DTW Detroit Metropolitan Wayne County-PER Perth

35h 49m2 stops Seattle/Tacoma Intl Hong Kong Intl

08:20 - 05:40PER Perth-DTW Detroit Metropolitan Wayne County

57h 20m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,937Multiple Airlines

Mon, 21 Sep - Sun, 4 Oct

06:36 - 06:50DTW Detroit Metropolitan Wayne County-PER Perth

36h 14m2 stops Chicago O'Hare Intl Hong Kong Intl

08:20 - 20:05PER Perth-DTW Detroit Metropolitan Wayne County

47h 45m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,019Multiple Airlines

Thu, 1 Oct - Fri, 9 Oct

20:54 - 06:50DTW Detroit Metropolitan Wayne County-PER Perth

45h 56m2 stops Chicago O'Hare Intl Hong Kong Intl

08:30 - 20:06PER Perth-DTW Detroit Metropolitan Wayne County

47h 36m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,027Multiple Airlines

Sun, 18 Oct - Sun, 25 Oct

19:15 - 20:40DTW Detroit Metropolitan Wayne County-PER Perth

61h 25m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

22:55 - 17:40PER Perth-DTW Detroit Metropolitan Wayne County

54h 45m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$2,054Air Canada

Sun, 18 Oct - Sun, 25 Oct

06:47 - 06:50DTW Detroit Metropolitan Wayne County-PER Perth

36h 03m2 stops Chicago O'Hare Intl Hong Kong Intl

00:10 - 05:40PER Perth-DTW Detroit Metropolitan Wayne County

41h 30m2 stops Hong Kong Intl Seattle/Tacoma Intl

$2,101Multiple Airlines

Sat, 17 Oct - Fri, 23 Oct

19:15 - 14:00DTW Detroit Metropolitan Wayne County-PER Perth

54h 45m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

15:25 - 17:40PER Perth-DTW Detroit Metropolitan Wayne County

62h 15m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$2,111Multiple Airlines

Sat, 17 Oct - Sat, 24 Oct

06:10 - 18:45DTW Detroit Metropolitan Wayne County-PER Perth

47h 35m2 stops New York John F Kennedy Intl Doha Hamad Intl

22:45 - 23:56PER Perth-DTW Detroit Metropolitan Wayne County

38h 11m2 stops Doha Hamad Intl New York John F Kennedy Intl

$2,664Qatar Airways

Sun, 8 Nov - Thu, 12 Nov

14:49 - 14:10DTW Detroit Metropolitan Wayne County-PER Perth

34h 21m2 stops Dallas/Fort Worth Brisbane

23:10 - 23:42PER Perth-DTW Detroit Metropolitan Wayne County

36h 32m3 stops Brisbane Los Angeles Dallas/Fort Worth

$9,981Qantas Airways

Mon, 1 Mar - Sun, 14 Mar

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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

$2,664

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

$2,666

Air Canada flights from Detroit to Perth

Our best Air Canada deals on Detroit to Perth flight tickets

Air Canada

18 Oct

DTW19:15Detroit Metropolitan Wayne County

61h 25m

3 stops

PER20:40Perth

25 Oct

PER22:55Perth

54h 45m

3 stops

DTW17:40Detroit Metropolitan Wayne County

$2,054

Air Canada

1 Mar

DTW18:20Detroit Metropolitan Wayne County

55h 10m

3 stops

PER14:30Perth

14 Mar

PER22:55Perth

54h 44m

3 stops

DTW17:39Detroit Metropolitan Wayne County

$20,785

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Mon 21/9

07:01-06:50

2 stops35h 49m

Perth

Sun 4/10

08:20-05:40

2 stops57h 20m

$1,937

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Thu 1/10

06:36-06:50

2 stops36h 14m

Perth

Fri 9/10

08:20-20:05

2 stops47h 45m

$2,019

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sun 18/10

20:54-06:50

2 stops45h 56m

Perth

Sun 25/10

08:30-20:06

2 stops47h 36m

$2,027

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sun 18/10

19:15-20:40

3 stops61h 25m

Perth

Sun 25/10

22:55-17:40

3 stops54h 45m

$2,054

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sat 17/10

06:47-06:50

2 stops36h 03m

Perth

Fri 23/10

00:10-05:40

2 stops41h 30m

$2,101

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sat 17/10

19:15-14:00

3 stops54h 45m

Perth

Sat 24/10

15:25-17:40

3 stops62h 15m

$2,111

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Sun 8/11

06:10-18:45

2 stops47h 35m

Perth

Thu 12/11

22:45-23:56

2 stops38h 11m

$2,664

Fastest return journey

DetroitPerth

DTW Detroit Metropolitan Wayne County - PER Perth

DTWPER

Detroit Metropolitan Wayne County

Mon 1/3

14:49-14:10

2 stops34h 21m

Perth

Sun 14/3

23:10-23:42

3 stops36h 32m

$9,981

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	$1,937
Fastest flight time	35h 49m
Direct flights	None

The best flight deal from Detroit to Perth found on momondo in the last 72 hours is $1,937

The fastest flight from Detroit to Perth takes 35h 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. 35h 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

Rottnest Island

Scarborough

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 $1,937

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 21/9. 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

Qatar Airways flights from Detroit to Perth

Our best Qatar Airways deals on Detroit to Perth flight tickets

Air Canada flights from Detroit to Perth

Our best Air Canada 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.

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