$849+ Cheap flights from Detroit (DTT) to Perth (PER)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Detroit to Perth with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Detroit to Perth
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Cheapest flights from Detroit to PerthExplore the most affordable flight options available from Detroit to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Detroit to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:25 am -
2 stops43h 25m
Wed 12/1611:30 pm -
2 stops44h 19m
Deal found 10/25![United Airlines logo]()
$1,881
This Trip.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:05 pm -
3 stops36h 40m
Wed 12/167:25 am -
3 stops47h 35m
Deal found 10/25![Multiple Airlines logo]()
$2,061
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:25 am -
2 stops39h 05m
Thu 12/1711:30 pm -
2 stops44h 19m
Deal found 10/26![United Airlines logo]()
$2,077
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:05 pm -
2 stops30h 25m
Fri 11/1310:30 pm -
2 stops30h 36m
Deal found 10/28![United Airlines logo]()
$2,145
This Justfly.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/254:37 pm -
2 stops36h 53m
Sun 1/103:25 pm -
2 stops41h 23m
Deal found 10/28![Qantas Airways logo]()
$2,208
This Justfly.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2211:40 am -
2 stops47h 15m
Tue 1/53:25 pm -
2 stops37h 32m
Deal found 10/26![Qantas Airways logo]()
$2,347
This Expedia deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1911:40 am -
2 stops33h 00m
Thu 12/248:35 am -
2 stops45h 32m
Deal found 10/26![Multiple Airlines logo]()
$2,628
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
2 stops50h 35m
Sun 1/1011:25 pm -
3 stops48h 10m
Deal found 10/28![Multiple Airlines logo]()
$2,704
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/194:37 pm -
2 stops30h 53m
Thu 12/2411:10 pm -
3 stops31h 29m
Deal found 10/26![American Airlines logo]()
$2,712
Best flights from Detroit to PerthDiscover carefully curated flight deals from Detroit to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Detroit to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/910:16 am -
2 stops47h 39m
Sat 3/1312:25 am -
2 stops35h 34m
Deal found 10/27![Cathay Pacific logo]()
$1,593
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:25 am -
2 stops43h 25m
Wed 12/1611:30 pm -
2 stops44h 19m
Deal found 10/25![United Airlines logo]()
$1,881
This Justfly.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2211:40 am -
2 stops47h 15m
Tue 1/53:25 pm -
2 stops37h 32m
Deal found 10/26![Qantas Airways logo]()
$2,347
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
2 stops50h 35m
Sun 1/1011:25 pm -
3 stops48h 10m
Deal found 10/28![Multiple Airlines logo]()
$2,704
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:25 am -
2 stops39h 05m
Thu 12/1711:30 pm -
2 stops44h 19m
Deal found 10/26![United Airlines logo]()
$2,077
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:05 pm -
2 stops30h 25m
Fri 11/1310:30 pm -
2 stops30h 36m
Deal found 10/27![United Airlines logo]()
$2,145
Last-minute flights from Detroit to PerthDiscover last-minute flight deals from Detroit to Perth. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Perth. Data last updated October 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:05 pm -
2 stops30h 25m
Fri 11/1310:30 pm -
2 stops30h 36m
Deal found 10/28![United Airlines logo]()
$2,145
One-way flights from Detroit to PerthSearch for one-way flight options from Detroit to Perth. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Detroit to Perth. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:51 pm -
2 stops34h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Qantas Airways logo]()
$849
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:25 am -
3 stops40h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$929
This American Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/112:49 pm -
2 stops34h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![American Airlines logo]()
$998
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/117:25 am -
3 stops47h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$1,122
This Air France deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:10 pm -
1 stop26h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Air France logo]()
$3,578
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:55 pm -
3 stops48h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$4,721
This Air France deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:10 pm -
1 stop26h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Air France logo]()
$7,994
Find flight deals from Detroit to Perth
Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Perth (PER). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,452 (SmartFares) |
One-way from | $849 (oojo) |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated October 30, 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
Cheapest round-trip
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Mon 12/7
7:25 am-12:25 pm
3 stops40h 00m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$929
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Fri 12/11
2:49 pm-2:10 pm
2 stops34h 21m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$998
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Tue 3/9
10:16 am-10:55 pm
2 stops47h 39m
Perth
Sat 3/13
12:25 am-10:59 pm
2 stops35h 34m
$1,593
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Wed 12/9
8:25 am-4:50 pm
2 stops43h 25m
Perth
Wed 12/16
11:30 pm-6:49 am
2 stops44h 19m
$1,881
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Thu 12/10
8:25 am-12:30 pm
2 stops39h 05m
Perth
Thu 12/17
11:30 pm-6:49 am
2 stops44h 19m
$2,077
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Mon 11/9
5:05 pm-12:30 pm
2 stops30h 25m
Perth
Fri 11/13
10:30 pm-4:06 pm
2 stops30h 36m
$2,145
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Tue 12/22
11:40 am-11:55 pm
2 stops47h 15m
Perth
Tue 1/5
3:25 pm-3:57 pm
2 stops37h 32m
$2,347
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Fri 12/25
6:00 am-9:35 pm
2 stops50h 35m
Perth
Sun 1/10
11:25 pm-10:35 am
3 stops48h 10m
$2,704
Quickest round-trip
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Mon 12/7
6:10 pm-10:00 am
1 stop26h 50m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$3,578
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Fri 11/6
3:55 pm-5:25 am
3 stops48h 30m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$4,721
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Detroit to Perth
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Perth in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Detroit-Perth flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Detroit-Perth flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Detroit-Perth flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Detroit-Perth flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Detroit to Perth
Have a flexible travel schedule? Discover the best time to fly to Perth from Detroit with our price prediction graph.
DTT-PER
DTW-PER
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Detroit to Perth
DTT-PER
DTW-PER
No data available for this route at this time. Please check back soon.
Related info for your journey
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