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Cheap flights from Detroit to Perth from $1,203

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Perth departing on 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Detroit to Perth

Cheap round-trip flights

Qantas Airways Logo
6:07 pm - 5:05 pmDTW-PER
34h 58m2 stops
Qantas Airways Logo
11:55 pm - 6:30 pmPER-DTW
30h 35m2 stops
$1,203Qantas Airways
Find Deal
Thu, Sep 4 - Wed, Sep 10
Qantas Airways Logo
6:18 pm - 5:05 pmDTW-PER
34h 47m2 stops
Qantas Airways Logo
11:55 pm - 10:33 pmPER-DTW
34h 38m2 stops
$1,264Qantas Airways
Find Deal
Wed, Aug 27 - Wed, Sep 3
Qantas Airways Logo
5:42 pm - 12:35 pmDTW-PER
30h 53m2 stops
Qantas Airways Logo
10:55 pm - 10:34 pmPER-DTW
35h 39m2 stops
$1,311Qantas Airways
Find Deal
Thu, Oct 9 - Thu, Oct 23
Logo
8:55 am - 7:25 amDTW-PER
34h 30m2 stops
Logo
11:15 pm - 6:07 amPER-DTW
42h 52m3 stops
$1,343
Find Deal
Thu, Sep 4 - Wed, Sep 10
Logo
6:15 pm - 5:20 pmDTW-PER
58h 05m3 stops
Logo
3:15 pm - 5:36 pmPER-DTW
63h 21m3 stops
$1,366
Find Deal
Fri, Nov 21 - Tue, Feb 10
Air Canada Logo
8:35 pm - 3:45 pmDTW-PER
55h 10m3 stops
Air Canada Logo
11:55 pm - 3:29 pmPER-DTW
51h 34m3 stops
$1,382Air Canada
Find Deal
Thu, Sep 4 - Wed, Sep 10
Qatar Airways Logo
12:16 pm - 6:40 pmDTW-PER
42h 24m2 stops
Qatar Airways Logo
10:45 pm - 11:40 pmPER-DTW
36h 55m2 stops
$1,551Qatar Airways
Find Deal
Wed, Oct 8 - Wed, Oct 15
Cathay Pacific Logo
7:35 pm - 6:55 amDTW-PER
46h 20m2 stops
Cathay Pacific Logo
12:15 am - 6:03 pmPER-DTW
30h 48m2 stops
$1,835Cathay Pacific
Find Deal
Thu, Nov 6 - Mon, Nov 24
Cathay Pacific Logo
6:07 pm - 7:45 amDTW-PER
49h 38m2 stops
Cathay Pacific Logo
12:10 am - 9:48 pmPER-DTW
33h 38m2 stops
$1,841Cathay Pacific
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Thu, Sep 4 - Tue, Sep 9
Air Canada Logo
6:15 pm - 2:30 pmDTW-PER
55h 15m3 stops
Air Canada Logo
10:55 pm - 5:36 pmPER-DTW
55h 41m3 stops
$2,233Air Canada
Find Deal
Sat, Nov 22 - Mon, Feb 9

KLM flights from Detroit to Perth

Our best KLM deals on Detroit to Perth flight tickets
KLM
Nov 20
DTW9:20 pmDetroit Metropolitan Wayne County
37h 35m
2 stops
PER11:55 pmPerth
Feb 10
PER6:50 amPerth
43h 30m
3 stops
DTW1:20 pmDetroit Metropolitan Wayne County
$2,322
Find similar
KLM
Nov 22
DTW8:35 pmDetroit Metropolitan Wayne County
38h 20m
2 stops
PER11:55 pmPerth
Feb 9
PER3:45 pmPerth
39h 20m
3 stops
DTW6:05 pmDetroit Metropolitan Wayne County
$2,335
Find similar

Qantas Airways flights from Detroit to Perth

Our best Qantas Airways deals on Detroit to Perth flight tickets
Qantas Airways
Sep 4
DTW6:07 pmDetroit Metropolitan Wayne County
34h 58m
2 stops
PER5:05 pmPerth
Sep 10
PER11:55 pmPerth
30h 35m
2 stops
DTW6:30 pmDetroit Metropolitan Wayne County
$1,203
Find similar
Qantas Airways
Aug 27
DTW6:18 pmDetroit Metropolitan Wayne County
34h 47m
2 stops
PER5:05 pmPerth
Sep 3
PER11:55 pmPerth
34h 38m
2 stops
DTW10:33 pmDetroit Metropolitan Wayne County
$1,264
Find similar
Qantas Airways
Oct 9
DTW5:42 pmDetroit Metropolitan Wayne County
30h 53m
2 stops
PER12:35 pmPerth
Oct 23
PER10:55 pmPerth
35h 39m
2 stops
DTW10:34 pmDetroit Metropolitan Wayne County
$1,311
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated July 31, 2025.
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

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 9/4

6:07 pm-5:05 pm

2 stops34h 58m

Perth

Wed 9/10

11:55 pm-6:30 pm

2 stops30h 35m

$1,203

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 8/27

6:18 pm-5:05 pm

2 stops34h 47m

Perth

Wed 9/3

11:55 pm-10:33 pm

2 stops34h 38m

$1,264

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 10/9

5:42 pm-12:35 pm

2 stops30h 53m

Perth

Thu 10/23

10:55 pm-10:34 pm

2 stops35h 39m

$1,311

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 9/4

8:55 am-7:25 am

2 stops34h 30m

Perth

Wed 9/10

11:15 pm-6:07 am

3 stops42h 52m

$1,343

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Fri 11/21

6:15 pm-5:20 pm

3 stops58h 05m

Perth

Tue 2/10

3:15 pm-5:36 pm

3 stops63h 21m

$1,366

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 9/4

8:35 pm-3:45 pm

3 stops55h 10m

Perth

Wed 9/10

11:55 pm-3:29 pm

3 stops51h 34m

$1,382

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Wed 10/8

12:16 pm-6:40 pm

2 stops42h 24m

Perth

Wed 10/15

10:45 pm-11:40 pm

2 stops36h 55m

$1,551

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 11/6

7:35 pm-6:55 am

2 stops46h 20m

Perth

Mon 11/24

12:15 am-6:03 pm

2 stops30h 48m

$1,835

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Thu 9/4

6:07 pm-7:45 am

2 stops49h 38m

Perth

Tue 9/9

12:10 am-9:48 pm

2 stops33h 38m

$1,841

DetroitPerth

DTW - PER

DTWPER

Detroit Metropolitan Wayne County

Sat 11/22

6:15 pm-2:30 pm

3 stops55h 15m

Perth

Mon 2/9

10:55 pm-5:36 pm

3 stops55h 41m

$2,233

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Perth?

The cheapest day to depart on your flight to Perth is on a Thursday when prices can be found for as low as $1,708. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Perth is Tuesday, with ticket prices averaging around $2,197.

What is the cheapest time of day to depart on your flight to Perth?

In the evening is the cheapest time of day to fly from Detroit to Perth when you can find flight prices for as low as $1,713. Flying to Perth in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $2,019. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 round-trip 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

$1,203

Fastest flight time

30h 52m

Direct flights

None

Airports in Perth

1 airport
The best flight deal from Detroit to Perth found on momondo in the last 72 hours is $1,203
The fastest flight from Detroit to Perth takes 30h 52m
There are no direct flights from Detroit to Perth. Popular non-direct route for this connection is Detroit Metropolitan Wayne County Airport - Perth Airport.
There is 1 airport near Perth: Perth (PER)
Search flight deals

  • How far is Detroit to Perth by plane?

    The straight-line distance from Detroit to Perth is 11168.8 mi. Typically, this will take 30h 52m by plane in normal conditions.

  • When did momondo last update prices for flights from Detroit to Perth Airport?

    Prices for flights from Detroit to Perth Airport are updated daily.

  • How many operators does momondo search for flights from Detroit to Perth Airport?

  • How old do you have to be to fly from Detroit to Perth Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The required travel and health documents for your Perth Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Perth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Detroit to Perth?

Best airlines flying from Detroit to Perth

Compare and see reviews for airlines that fly from Detroit to Perth with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $1,156Free CancellationRating
7.5
887 reviews
Search Qantas Airways flights

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Mandurah
Fremantle
Scarborough
Rottnest Island
Waikiki

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Perth?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to Perth for you.

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?

Once all potential Detroit to Perth flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Detroit to Perth right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Perth from Detroit. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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