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Cheap flights from Detroit to Perth from $2,280

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 31/7. 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

Find the cheapest flights from Detroit to Perth

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:34 - 12:30
DTW
-
PER
41h 56m
2 stops
United Airlines Logo
16:45 - 18:01
PER
-
DTW
37h 16m
2 stops
$2,280United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
06:34 - 12:30
DTW
-
PER
41h 56m
2 stops
United Airlines Logo
13:15 - 18:01
PER
-
DTW
40h 46m
2 stops
$2,282United Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
19:20 - 13:35
DTW
-
PER
30h 15m
2 stops
Multiple Airlines Logo
23:55 - 18:29
PER
-
DTW
30h 34m
2 stops
$2,309Multiple Airlines
Mon, 1 Jun - Sun, 14 Jun
Multiple Airlines Logo
19:20 - 13:35
DTW
-
PER
30h 15m
2 stops
Multiple Airlines Logo
23:55 - 22:34
PER
-
DTW
34h 39m
3 stops
$2,356Multiple Airlines
Mon, 1 Jun - Sun, 14 Jun
Qantas Airways Logo
19:35 - 23:50
DTW
-
PER
64h 15m
2 stops
Qantas Airways Logo
14:30 - 18:43
PER
-
DTW
41h 13m
2 stops
$2,372Qantas Airways
Sat, 31 Oct - Wed, 4 Nov
Multiple Airlines Logo
17:36 - 18:35
DTW
-
PER
60h 59m
2 stops
Multiple Airlines Logo
22:45 - 23:55
PER
-
DTW
37h 10m
2 stops
$2,421Multiple Airlines
Tue, 22 Sep - Sat, 3 Oct
Qatar Airways Logo
16:45 - 18:45
DTW
-
PER
38h 00m
2 stops
Qatar Airways Logo
22:45 - 15:50
PER
-
DTW
54h 05m
2 stops
$2,735Qatar Airways
Sat, 31 Oct - Wed, 4 Nov
Qatar Airways Logo
06:00 - 18:45
DTW
-
PER
48h 45m
2 stops
Qatar Airways Logo
22:45 - 15:50
PER
-
DTW
54h 05m
2 stops
$2,738Qatar Airways
Sat, 31 Oct - Wed, 4 Nov
Cathay Pacific Logo
10:35 - 06:55
DTW
-
PER
32h 20m
2 stops
Cathay Pacific Logo
08:30 - 18:47
PER
-
DTW
47h 17m
2 stops
$2,884Cathay Pacific
Sat, 31 Oct - Wed, 4 Nov
Multiple Airlines Logo
13:51 - 11:15
DTW
-
PER
33h 24m
3 stops
Multiple Airlines Logo
06:15 - 21:13
PER
-
DTW
26h 58m
2 stops
$3,010Multiple Airlines
Tue, 22 Sep - Sat, 3 Oct

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Qatar Airways flights from Detroit to Perth

Our best Qatar Airways deals on Detroit to Perth flight tickets
Qatar Airways
31 Oct
DTW16:45Detroit Metropolitan Wayne County
38h 00m
2 stops
PER18:45Perth
4 Nov
PER22:45Perth
54h 05m
2 stops
DTW15:50Detroit Metropolitan Wayne County
$2,735
Qatar Airways
31 Oct
DTW06:00Detroit Metropolitan Wayne County
48h 45m
2 stops
PER18:45Perth
4 Nov
PER22:45Perth
54h 05m
2 stops
DTW15:50Detroit Metropolitan Wayne County
$2,738
Qatar Airways
18 June
DTW06:00Detroit Metropolitan Wayne County
48h 35m
2 stops
PER18:35Perth
25 June
PER22:45Perth
34h 49m
2 stops
DTW21:34Detroit Metropolitan Wayne County
$3,054

Air Canada flights from Detroit to Perth

Our best Air Canada deals on Detroit to Perth flight tickets
Air Canada
31 Oct
DTW18:15Detroit Metropolitan Wayne County
56h 15m
3 stops
PER14:30Perth
4 Nov
PER22:55Perth
55h 41m
3 stops
DTW17:36Detroit Metropolitan Wayne County
$3,707
Air Canada
31 Oct
DTW18:15Detroit Metropolitan Wayne County
56h 15m
3 stops
PER14:30Perth
4 Nov
PER22:55Perth
55h 41m
3 stops
DTW17:36Detroit Metropolitan Wayne County
$4,461
Air Canada
31 Oct
DTW18:15Detroit Metropolitan Wayne County
56h 15m
3 stops
PER14:30Perth
4 Nov
PER22:55Perth
55h 41m
3 stops
DTW17:36Detroit Metropolitan Wayne County
$4,638

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 7 May 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

Fri 31/7

06:34-12:30

2 stops41h 56m

Perth

Sat 22/8

16:45-18:01

2 stops37h 16m

$2,280

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:34-12:30

2 stops41h 56m

Perth

Sat 22/8

13:15-18:01

2 stops40h 46m

$2,282

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 1/6

19:20-13:35

2 stops30h 15m

Perth

Sun 14/6

23:55-18:29

2 stops30h 34m

$2,309

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Mon 1/6

19:20-13:35

2 stops30h 15m

Perth

Sun 14/6

23:55-22:34

3 stops34h 39m

$2,356

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 31/10

19:35-23:50

2 stops64h 15m

Perth

Wed 4/11

14:30-18:43

2 stops41h 13m

$2,372

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 22/9

17:36-18:35

2 stops60h 59m

Perth

Sat 3/10

22:45-23:55

2 stops37h 10m

$2,421

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 31/10

16:45-18:45

2 stops38h 00m

Perth

Wed 4/11

22:45-15:50

2 stops54h 05m

$2,735

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 31/10

06:00-18:45

2 stops48h 45m

Perth

Wed 4/11

22:45-15:50

2 stops54h 05m

$2,738

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 31/10

10:35-06:55

2 stops32h 20m

Perth

Wed 4/11

08:30-18:47

2 stops47h 17m

$2,884
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Tue 22/9

13:51-11:15

3 stops33h 24m

Perth

Sat 3/10

06:15-21:13

2 stops26h 58m

$3,010

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

41h 56m

Direct flights

None
The fastest flight from Detroit to Perth takes 41h 56m
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. 41h 56m 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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