$827+ 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
Nov 18 — Nov 251
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
Cheapest
Best
Last-minute
One-way
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 19, 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 19, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/18. 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 11/167:24 pm -
2 stops38h 31m
Sun 11/2212:25 am -
2 stops42h 16m
Deal found 10/18![Multiple Airlines logo]()
$1,514
This Cathay Pacific deal was found by Cheapflights users on 10/18. 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.
Sat 11/710:23 am -
2 stops47h 32m
Tue 11/1012:25 am -
2 stops36h 27m
Deal found 10/18![Cathay Pacific logo]()
$1,592
This oojo deal was found by Cheapflights users on 10/18. 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.
Wed 12/22:49 pm -
2 stops34h 31m
Wed 12/95:00 am -
2 stops26h 30m
Deal found 10/18![Qantas Airways logo]()
$1,724
This Expedia deal was found by Cheapflights users on 10/19. 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.
Thu 12/32:49 pm -
2 stops30h 06m
Thu 12/1010:55 pm -
2 stops32h 35m
Deal found 10/19![Qantas Airways logo]()
$1,794
This Ovago deal was found by Cheapflights users on 10/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:38 am -
3 stops34h 37m
Mon 11/233:20 pm -
3 stops40h 43m
Deal found 10/18![Qantas Airways logo]()
$2,104
This United Airlines deal was found by Cheapflights users on 10/19. 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 12/38:25 am -
2 stops39h 05m
Thu 12/1010:30 pm -
2 stops32h 20m
Deal found 10/19![United Airlines logo]()
$2,206
This Qantas Airways deal was found by Cheapflights users on 10/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/225:01 pm -
2 stops41h 54m
Sat 1/96:00 am -
2 stops47h 01m
Deal found 10/18![Qantas Airways logo]()
$2,329
This Qantas Airways deal was found by Cheapflights users on 10/18. 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 Qantas Airways 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 36m
Deal found 10/18![Qantas Airways logo]()
$2,379
This Qantas Airways deal was found by Cheapflights users on 10/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:49 pm -
2 stops34h 31m
Wed 12/92:00 pm -
3 stops32h 33m
Deal found 10/18![Multiple Airlines logo]()
$2,390
This Qantas Airways deal was found by Cheapflights users on 10/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1911:40 am -
2 stops39h 20m
Sat 1/95:00 pm -
2 stops36h 01m
Deal found 10/18![Qantas Airways logo]()
$2,429
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 19, 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 19, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/18. 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.
Sat 11/710:23 am -
2 stops47h 32m
Tue 11/1012:25 am -
2 stops36h 27m
Deal found 10/18![Cathay Pacific logo]()
$1,592
This oojo deal was found by Cheapflights users on 10/17. 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.
Sat 2/64:51 pm -
2 stops32h 19m
Sat 2/1310:40 pm -
2 stops33h 05m
Deal found 10/17![Multiple Airlines logo]()
$1,742
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Sat 2/68:35 am -
3 stops43h 15m
Sat 2/1312:15 pm -
2 stops41h 22m
Deal found 10/17![United Airlines logo]()
$1,896
This KLM deal was found by Cheapflights users on 10/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/169:25 pm -
2 stops37h 30m
Thu 2/258:40 pm -
3 stops53h 31m
Deal found 10/15![KLM logo]()
$2,666
This United deal was found by Cheapflights users on 10/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/318:35 am -
3 stops38h 55m
Mon 3/2210:30 pm -
2 stops34h 10m
Deal found 10/15![Multiple Airlines logo]()
$1,836
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Tue 2/163:37 pm -
3 stops31h 53m
Thu 2/2511:45 pm -
3 stops29h 52m
Deal found 10/15![United Airlines logo]()
$1,898
This United Airlines deal was found by Cheapflights users on 10/19. 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 12/38:25 am -
2 stops39h 05m
Thu 12/1010:30 pm -
2 stops32h 20m
Deal found 10/19![United Airlines logo]()
$2,206
This KLM deal was found by Cheapflights users on 10/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/68:40 pm -
3 stops48h 45m
Sat 2/138:40 pm -
3 stops58h 11m
Deal found 10/17![KLM logo]()
$2,673
This KLM deal was found by Cheapflights users on 10/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:25 pm -
2 stops37h 30m
Thu 12/106:50 am -
3 stops43h 15m
Deal found 10/19![KLM logo]()
$3,405
This KLM deal was found by Cheapflights users on 10/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/209:25 pm -
2 stops37h 30m
Wed 1/66:50 am -
3 stops43h 26m
Deal found 10/18![KLM logo]()
$4,206
Last-minute flights from Detroit to PerthDiscover last-minute flight deals from Detroit to Perth. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Perth. Data last updated October 19, 2026 and is based on user searches.
This Cathay Pacific deal was found by Cheapflights users on 10/18. 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.
Sat 11/710:23 am -
2 stops47h 32m
Tue 11/1012:25 am -
2 stops36h 27m
Deal found 10/18![Cathay Pacific logo]()
$1,592
This Cathay Pacific deal was found by Cheapflights users on 10/18. 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 11/167:24 pm -
2 stops38h 31m
Sun 11/2212:25 am -
2 stops42h 16m
Deal found 10/18![Multiple Airlines logo]()
$1,514
This Ovago deal was found by Cheapflights users on 10/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:38 am -
3 stops34h 37m
Mon 11/233:20 pm -
3 stops40h 43m
Deal found 10/18![Qantas Airways logo]()
$2,104
This Air France deal was found by Cheapflights users on 10/18. 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 11/166:15 pm -
1 stop26h 45m
Mon 11/2310:30 am -
2 stops40h 12m
Deal found 10/18![Air France logo]()
$4,492
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 19, 2026.
Search for one-way flight options from Detroit to Perth. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/17. 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.
Tue 12/12:31 pm -
3 stops48h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$827
This Expedia deal was found by Cheapflights users on 10/17. 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.
Tue 12/12:49 pm -
2 stops31h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Qantas Airways logo]()
$869
This Air France deal was found by Cheapflights users on 10/17. 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.
Tue 12/19:25 pm -
1 stop47h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Air France logo]()
$3,585
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 19, 2026.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,451 (SmartFares) |
One-way from | $827 (Kiwi.com) |
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 19, 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
Tue 12/1
2:31 pm-3:40 am
3 stops48h 09m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$827
Quickest round-trip
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Tue 12/1
2:49 pm-11:30 am
2 stops31h 41m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$869
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Sat 11/7
10:23 am-10:55 pm
2 stops47h 32m
Perth
Tue 11/10
12:25 am-11:52 pm
2 stops36h 27m
$1,592
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Sat 2/6
4:51 pm-2:10 pm
2 stops32h 19m
Perth
Sat 2/13
10:40 pm-6:45 pm
2 stops33h 05m
$1,742
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Sun 1/31
8:35 am-12:30 pm
3 stops38h 55m
Perth
Mon 3/22
10:30 pm-8:40 pm
2 stops34h 10m
$1,836
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Sat 2/6
8:35 am-4:50 pm
3 stops43h 15m
Perth
Sat 2/13
12:15 pm-4:37 pm
2 stops41h 22m
$1,896
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Tue 2/16
3:37 pm-12:30 pm
3 stops31h 53m
Perth
Thu 2/25
11:45 pm-4:37 pm
3 stops29h 52m
$1,898
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Thu 12/3
8:25 am-12:30 pm
2 stops39h 05m
Perth
Thu 12/10
10:30 pm-5:50 pm
2 stops32h 20m
$2,206
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Tue 2/16
9:25 pm-11:55 pm
2 stops37h 30m
Perth
Thu 2/25
8:40 pm-1:11 pm
3 stops53h 31m
$2,666
DetroitPerth
DTW Detroit Metropolitan Wayne County - PER Perth
DTWPER
Detroit Metropolitan Wayne County
Sat 2/6
8:40 pm-10:25 am
3 stops48h 45m
Perth
Sat 2/13
8:40 pm-5:51 pm
3 stops58h 11m
$2,673
Showing 1-10 of 12 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 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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