$1,453+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
Nov 5 — Nov 121
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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Last-minute
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 6, 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 6, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/2. 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.
Mon 11/164:36 pm -
2 stops41h 19m
Sun 11/2212:25 am -
2 stops33h 14m
Deal found 10/2![Multiple Airlines logo]()
$1,453
This Cathay Pacific deal was found by Cheapflights users on 10/4. 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.
Wed 11/1810:23 am -
2 stops31h 32m
Tue 11/2412:25 am -
2 stops34h 19m
Deal found 10/4![Multiple Airlines logo]()
$1,505
This oojo deal was found by Cheapflights users on 10/5. 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.
Thu 11/192:49 pm -
2 stops30h 06m
Thu 11/2611:45 pm -
2 stops31h 41m
Deal found 10/5![Qantas Airways logo]()
$1,662
This Gurufare deal was found by Cheapflights users on 10/4. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:35 pm -
2 stops29h 15m
Tue 10/2012:10 am -
2 stops35h 28m
Deal found 10/4![Cathay Pacific logo]()
$1,767
This KAYAK deal was found by Cheapflights users on 10/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:00 am -
2 stops35h 50m
Wed 10/2112:10 am -
2 stops41h 30m
Deal found 10/4![Cathay Pacific logo]()
$1,774
This Gurufare deal was found by Cheapflights users on 10/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:35 pm -
2 stops29h 15m
Sun 10/118:20 am -
2 stops57h 20m
Deal found 10/3![Cathay Pacific logo]()
$1,806
This Globehunters deal was found by Cheapflights users on 10/4. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:00 am -
2 stops51h 40m
Mon 10/1912:10 am -
2 stops35h 28m
Deal found 10/4![Cathay Pacific logo]()
$1,840
This Globehunters deal was found by Cheapflights users on 10/4. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:35 pm -
2 stops29h 15m
Tue 10/208:20 am -
2 stops57h 20m
Deal found 10/4![Cathay Pacific logo]()
$1,898
This American Airlines deal was found by Cheapflights users on 10/4. 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.
Thu 10/154:11 pm -
2 stops32h 24m
Thu 10/2210:55 pm -
3 stops31h 29m
Deal found 10/4![American Airlines logo]()
$1,912
This Qatar Airways deal was found by Cheapflights users on 10/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:10 am -
2 stops47h 35m
Thu 11/1210:45 pm -
2 stops38h 11m
Deal found 10/5![Qatar Airways logo]()
$1,918
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 6, 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 6, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/2. 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.
Mon 11/164:36 pm -
2 stops41h 19m
Sun 11/2212:25 am -
2 stops33h 14m
Deal found 10/2![Multiple Airlines logo]()
$1,453
This Qatar Airways deal was found by Cheapflights users on 10/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:10 am -
2 stops47h 35m
Thu 11/1210:45 pm -
2 stops38h 11m
Deal found 10/5![Qatar Airways logo]()
$1,918
This American Airlines deal was found by Cheapflights users on 10/5. 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.
Thu 11/192:49 pm -
2 stops36h 11m
Thu 11/2611:45 pm -
3 stops32h 18m
Deal found 10/5![American Airlines logo]()
$1,922
This United Airlines deal was found by Cheapflights users on 10/4. 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 11/184:10 pm -
3 stops31h 20m
Wed 11/2511:45 pm -
3 stops31h 20m
Deal found 10/4![United Airlines logo]()
$2,825
This Cathay Pacific deal was found by Cheapflights users on 10/4. 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.
Wed 11/1810:23 am -
2 stops31h 32m
Tue 11/2412:25 am -
2 stops34h 19m
Deal found 10/4![Multiple Airlines logo]()
$1,505
This Travelocity deal was found by Cheapflights users on 10/5. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/36:00 am -
3 stops43h 45m
Mon 3/88:35 am -
2 stops44h 13m
Deal found 10/5![Multiple Airlines logo]()
$2,120
Last-minute flights from Detroit to PerthDiscover last-minute flight deals from Detroit to Perth. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Perth. Data last updated October 6, 2026 and is based on user searches.
This Gurufare deal was found by Cheapflights users on 10/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:35 pm -
2 stops29h 15m
Sun 10/118:20 am -
2 stops57h 20m
Deal found 10/3![Cathay Pacific logo]()
$1,806
This Globehunters deal was found by Cheapflights users on 10/4. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:00 am -
2 stops51h 40m
Mon 10/1912:10 am -
2 stops35h 28m
Deal found 10/4![Cathay Pacific logo]()
$1,840
This Gurufare deal was found by Cheapflights users on 10/4. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:35 pm -
2 stops29h 15m
Tue 10/2012:10 am -
2 stops35h 28m
Deal found 10/4![Cathay Pacific logo]()
$1,767
This KAYAK deal was found by Cheapflights users on 10/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:00 am -
2 stops35h 50m
Wed 10/2112:10 am -
2 stops41h 30m
Deal found 10/4![Cathay Pacific logo]()
$1,774
This American Airlines deal was found by Cheapflights users on 10/4. 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.
Thu 10/154:11 pm -
2 stops32h 24m
Thu 10/2210:55 pm -
3 stops31h 29m
Deal found 10/4![American Airlines logo]()
$1,912
This Globehunters deal was found by Cheapflights users on 10/4. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:35 pm -
2 stops29h 15m
Tue 10/208:20 am -
2 stops57h 20m
Deal found 10/4![Cathay Pacific logo]()
$1,898
This Qatar Airways deal was found by Cheapflights users on 10/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:10 am -
2 stops47h 35m
Thu 11/1210:45 pm -
2 stops38h 11m
Deal found 10/5![Qatar Airways logo]()
$1,918
This Cathay Pacific deal was found by Cheapflights users on 10/2. 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.
Mon 11/164:36 pm -
2 stops41h 19m
Sun 11/2212:25 am -
2 stops33h 14m
Deal found 10/2![Multiple Airlines logo]()
$1,453
This Cathay Pacific deal was found by Cheapflights users on 10/4. 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.
Wed 11/1810:23 am -
2 stops31h 32m
Tue 11/2412:25 am -
2 stops34h 19m
Deal found 10/4![Multiple Airlines logo]()
$1,505
This oojo deal was found by Cheapflights users on 10/5. 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.
Thu 11/192:49 pm -
2 stops30h 06m
Thu 11/2611:45 pm -
2 stops31h 41m
Deal found 10/5![Qantas Airways logo]()
$1,662
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 6, 2026.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,451 (SmartFares) |
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 6, 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 11/16
4:36 pm-10:55 pm
2 stops41h 19m
Perth
Sun 11/22
12:25 am-8:39 pm
2 stops33h 14m
$1,453
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Wed 11/18
10:23 am-6:55 am
2 stops31h 32m
Perth
Tue 11/24
12:25 am-9:44 pm
2 stops34h 19m
$1,505
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Sun 11/8
6:10 am-6:45 pm
2 stops47h 35m
Perth
Thu 11/12
10:45 pm-11:56 pm
2 stops38h 11m
$1,918
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Thu 11/19
2:49 pm-4:00 pm
2 stops36h 11m
Perth
Thu 11/26
11:45 pm-7:03 pm
3 stops32h 18m
$1,922
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Wed 3/3
6:00 am-2:45 pm
3 stops43h 45m
Perth
Mon 3/8
8:35 am-3:48 pm
2 stops44h 13m
$2,120
Quickest round-trip
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Wed 11/18
4:10 pm-12:30 pm
3 stops31h 20m
Perth
Wed 11/25
11:45 pm-6:05 pm
3 stops31h 20m
$2,825
Sorted 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 Accuracy- | Trust Score*1 star |
- 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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