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Cheap flights from Detroit to Perth from $2,292

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 17/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Detroit to Perth

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:55 - 14:25
DTW
-
PER
35h 30m
3 stops
Multiple Airlines Logo
15:00 - 17:40
PER
-
DTW
62h 40m
3 stops
$2,292Multiple Airlines
Sat, 17 Oct - Sat, 24 Oct
Qantas Airways Logo
16:10 - 21:10
DTW
-
PER
41h 00m
2 stops
Qantas Airways Logo
12:25 - 17:45
PER
-
DTW
41h 20m
2 stops
$2,325Qantas Airways
Sat, 17 Oct - Sat, 24 Oct
Cathay Pacific Logo
13:01 - 22:40
DTW
-
PER
45h 39m
2 stops
Cathay Pacific Logo
08:20 - 19:36
PER
-
DTW
47h 16m
2 stops
$2,484Cathay Pacific
Tue, 1 Sep - Tue, 8 Sep
United Airlines Logo
17:29 - 14:40
DTW
-
PER
33h 11m
2 stops
United Airlines Logo
15:30 - 16:27
PER
-
DTW
36h 57m
2 stops
$2,518United Airlines
Tue, 28 Jul - Tue, 4 Aug
Multiple Airlines Logo
17:29 - 14:45
DTW
-
PER
33h 16m
2 stops
Multiple Airlines Logo
23:55 - 16:27
PER
-
DTW
28h 32m
2 stops
$2,576Multiple Airlines
Wed, 1 Jul - Wed, 8 Jul
Air New Zealand Logo
17:29 - 14:40
DTW
-
PER
33h 11m
2 stops
Air New Zealand Logo
23:55 - 18:38
PER
-
DTW
30h 43m
3 stops
$2,594Air New Zealand
Wed, 1 Jul - Wed, 8 Jul
Qantas Airways Logo
11:48 - 23:50
DTW
-
PER
47h 02m
2 stops
Qantas Airways Logo
22:35 - 15:00
PER
-
DTW
29h 25m
2 stops
$2,631Qantas Airways
Sat, 7 Nov - Wed, 11 Nov
United Airlines Logo
17:29 - 14:40
DTW
-
PER
33h 11m
2 stops
United Airlines Logo
22:40 - 16:27
PER
-
DTW
29h 47m
2 stops
$2,654United Airlines
Thu, 30 Jul - Thu, 6 Aug
Lufthansa Logo
16:00 - 06:50
DTW
-
PER
50h 50m
2 stops
Lufthansa Logo
08:20 - 13:55
PER
-
DTW
41h 35m
2 stops
$2,657Lufthansa
Sat, 19 Sep - Sat, 3 Oct
Qantas Airways Logo
11:48 - 23:50
DTW
-
PER
47h 02m
2 stops
Qantas Airways Logo
22:35 - 15:00
PER
-
DTW
29h 25m
2 stops
$2,672Qantas Airways
Sat, 7 Nov - Wed, 11 Nov

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Qantas Airways flights from Detroit to Perth

Our best Qantas Airways deals on Detroit to Perth flight tickets
Qantas Airways
17 Oct
DTW16:10Detroit Metropolitan Wayne County
41h 00m
2 stops
PER21:10Perth
24 Oct
PER12:25Perth
41h 20m
2 stops
DTW17:45Detroit Metropolitan Wayne County
$2,325
Qantas Airways
7 Nov
DTW11:48Detroit Metropolitan Wayne County
47h 02m
2 stops
PER23:50Perth
11 Nov
PER22:35Perth
29h 25m
2 stops
DTW15:00Detroit Metropolitan Wayne County
$2,631
Qantas Airways
7 Nov
DTW11:48Detroit Metropolitan Wayne County
47h 02m
2 stops
PER23:50Perth
11 Nov
PER22:35Perth
29h 25m
2 stops
DTW15:00Detroit Metropolitan Wayne County
$2,672

Air Canada flights from Detroit to Perth

Our best Air Canada deals on Detroit to Perth flight tickets
Air Canada
1 July
DTW11:00Detroit Metropolitan Wayne County
37h 55m
3 stops
PER12:55Perth
8 July
PER23:55Perth
34h 48m
3 stops
DTW22:43Detroit Metropolitan Wayne County
$3,951
Air Canada
7 Nov
DTW18:20Detroit Metropolitan Wayne County
56h 10m
3 stops
PER15:30Perth
11 Nov
PER22:55Perth
55h 45m
3 stops
DTW17:40Detroit Metropolitan Wayne County
$4,169
Air Canada
7 Nov
DTW18:20Detroit Metropolitan Wayne County
56h 10m
3 stops
PER15:30Perth
11 Nov
PER22:55Perth
55h 45m
3 stops
DTW17:40Detroit Metropolitan Wayne County
$4,171

momondo Fare Finder

 
Customise your flight search to find flights from Detroit to Perth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 18 June 2026.
Use the filters below to find and compare flights from Detroit to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 17/10

14:55-14:25

3 stops35h 30m

Perth

Sat 24/10

15:00-17:40

3 stops62h 40m

$2,292

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 17/10

16:10-21:10

2 stops41h 00m

Perth

Sat 24/10

12:25-17:45

2 stops41h 20m

$2,325

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 1/9

13:01-22:40

2 stops45h 39m

Perth

Tue 8/9

08:20-19:36

2 stops47h 16m

$2,484

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 28/7

17:29-14:40

2 stops33h 11m

Perth

Tue 4/8

15:30-16:27

2 stops36h 57m

$2,518
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 1/7

17:29-14:45

2 stops33h 16m

Perth

Wed 8/7

23:55-16:27

2 stops28h 32m

$2,576

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 1/7

17:29-14:40

2 stops33h 11m

Perth

Wed 8/7

23:55-18:38

3 stops30h 43m

$2,594

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 7/11

11:48-23:50

2 stops47h 02m

Perth

Wed 11/11

22:35-15:00

2 stops29h 25m

$2,631

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 30/7

17:29-14:40

2 stops33h 11m

Perth

Thu 6/8

22:40-16:27

2 stops29h 47m

$2,654

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 19/9

16:00-06:50

2 stops50h 50m

Perth

Sat 3/10

08:20-13:55

2 stops41h 35m

$2,657

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 7/11

11:48-23:50

2 stops47h 02m

Perth

Wed 11/11

22:35-15:00

2 stops29h 25m

$2,672

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

31h 26m

Direct flights

None
The fastest flight from Detroit to Perth takes 31h 26m
There are no direct flights from Detroit to Perth. There are no popular flight routes from Detroit to Perth.
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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 26m 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.

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
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.

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