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Cheap flights from Detroit to Perth from $1,267

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Perth departing on 7/8. 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.
United Airlines Logo
17:29 - 12:30
DTW
-
PER
31h 01m
2 stops
United Airlines Logo
13:15 - 18:06
PER
-
DTW
40h 51m
2 stops
$2,537United Airlines
Sat, 8 Aug - Sat, 15 Aug
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
$2,689Qantas Airways
Sat, 7 Nov - Wed, 11 Nov
United Airlines Logo
17:29 - 12:55
DTW
-
PER
31h 26m
2 stops
United Airlines Logo
13:15 - 18:06
PER
-
DTW
40h 51m
2 stops
$2,789United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
17:29 - 12:55
DTW
-
PER
31h 26m
2 stops
United Airlines Logo
13:15 - 18:06
PER
-
DTW
40h 51m
2 stops
$2,790United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
17:29 - 12:55
DTW
-
PER
31h 26m
2 stops
United Airlines Logo
16:45 - 18:06
PER
-
DTW
37h 21m
2 stops
$2,792United Airlines
Fri, 31 Jul - Sat, 22 Aug
United Airlines Logo
06:34 - 12:55
DTW
-
PER
42h 21m
2 stops
United Airlines Logo
13:15 - 18:06
PER
-
DTW
40h 51m
2 stops
$2,811United Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
18:50 - 15:45
DTW
-
PER
56h 55m
3 stops
Multiple Airlines Logo
16:25 - 14:11
PER
-
DTW
57h 46m
3 stops
$3,520Multiple Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
18:50 - 15:45
DTW
-
PER
56h 55m
3 stops
Multiple Airlines Logo
16:25 - 14:11
PER
-
DTW
57h 46m
3 stops
$3,521Multiple Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
18:50 - 15:45
DTW
-
PER
56h 55m
3 stops
Multiple Airlines Logo
16:25 - 14:11
PER
-
DTW
57h 46m
3 stops
$3,523Multiple Airlines
Fri, 31 Jul - Sat, 22 Aug
Multiple Airlines Logo
18:50 - 15:45
DTW
-
PER
56h 55m
3 stops
Multiple Airlines Logo
16:25 - 14:11
PER
-
DTW
57h 46m
3 stops
$3,524Multiple Airlines
Fri, 31 Jul - Sat, 22 Aug

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United Airlines flights from Detroit to Perth

Our best United Airlines deals on Detroit to Perth flight tickets
United Airlines
8 Aug
DTW17:29Detroit Metropolitan Wayne County
31h 01m
2 stops
PER12:30Perth
15 Aug
PER13:15Perth
40h 51m
2 stops
DTW18:06Detroit Metropolitan Wayne County
$2,537
United Airlines
31 July
DTW17:29Detroit Metropolitan Wayne County
31h 26m
2 stops
PER12:55Perth
22 Aug
PER13:15Perth
40h 51m
2 stops
DTW18:06Detroit Metropolitan Wayne County
$2,789
United Airlines
31 July
DTW17:29Detroit Metropolitan Wayne County
31h 26m
2 stops
PER12:55Perth
22 Aug
PER13:15Perth
40h 51m
2 stops
DTW18:06Detroit Metropolitan Wayne County
$2,790

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 28 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 8/8

17:29-12:30

2 stops31h 01m

Perth

Sat 15/8

13:15-18:06

2 stops40h 51m

$2,537

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

$2,689

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

17:29-12:55

2 stops31h 26m

Perth

Sat 22/8

13:15-18:06

2 stops40h 51m

$2,789

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

17:29-12:55

2 stops31h 26m

Perth

Sat 22/8

13:15-18:06

2 stops40h 51m

$2,790
Fastest return journey

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

17:29-12:55

2 stops31h 26m

Perth

Sat 22/8

16:45-18:06

2 stops37h 21m

$2,792

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

06:34-12:55

2 stops42h 21m

Perth

Sat 22/8

13:15-18:06

2 stops40h 51m

$2,811

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

18:50-15:45

3 stops56h 55m

Perth

Sat 22/8

16:25-14:11

3 stops57h 46m

$3,520

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

18:50-15:45

3 stops56h 55m

Perth

Sat 22/8

16:25-14:11

3 stops57h 46m

$3,521

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

18:50-15:45

3 stops56h 55m

Perth

Sat 22/8

16:25-14:11

3 stops57h 46m

$3,523

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 31/7

18:50-15:45

3 stops56h 55m

Perth

Sat 22/8

16:25-14:11

3 stops57h 46m

$3,524

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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See travel insights to Perth from

How to get the cheapest flight ticket from Detroit to Perth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Detroit to Perth?

United Airlines is the most popular carrier operating from Detroit to Perth

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 01m

Direct flights

None
The fastest flight from Detroit to Perth takes 31h 01m
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 01m 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.

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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