$634+ Cheap flights from Detroit (DTT) to Perth (PER)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PER
Mar 31 — Apr 71
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 March 1, 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 March 1, 2026.
This Justfly.com deal was found by Cheapflights users on 2/26. 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.
Wed 8/128:15 am
DTW
- PER
2 stops43h 45m
Air New Zealand
Sun 8/237:50 pm
PER
- DTW
2 stops39h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,476
This BusinessClass deal was found by Cheapflights users on 2/26. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:06 am
DTW
- PER
2 stops40h 54m
Air New Zealand
Sun 8/2312:25 am
PER
- DTW
2 stops35h 19m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,497
This BusinessClass deal was found by Cheapflights users on 2/26. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:00 am
DTW
- PER
2 stops45h 00m
Air New Zealand
Sun 8/2312:25 am
PER
- DTW
2 stops35h 19m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,511
This Justfly.com deal was found by Cheapflights users on 2/26. 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.
Wed 8/1211:06 am
DTW
- PER
2 stops40h 54m
Air New Zealand
Fri 8/217:50 pm
PER
- DTW
2 stops39h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,523
This BusinessClass deal was found by Cheapflights users on 2/26. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/124:43 pm
DTW
- PER
2 stops35h 17m
Air New Zealand
Wed 8/1912:25 am
PER
- DTW
2 stops35h 19m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,544
This KAYAK deal was found by Cheapflights users on 2/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:06 am
DTW
- PER
2 stops40h 54m
Air New Zealand
Tue 8/257:50 pm
PER
- DTW
2 stops39h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,549
This BusinessClass deal was found by Cheapflights users on 2/26. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:00 am
DTW
- PER
2 stops45h 00m
Air New Zealand
Wed 8/1912:25 am
PER
- DTW
2 stops35h 19m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,558
This KAYAK deal was found by Cheapflights users on 2/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:15 am
DTW
- PER
2 stops45h 45m
Air New Zealand
Tue 8/257:50 pm
PER
- DTW
2 stops39h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,559
This BusinessClass deal was found by Cheapflights users on 2/26. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:15 am
DTW
- PER
2 stops43h 45m
Air New Zealand
Thu 8/2011:50 pm
PER
- DTW
2 stops35h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,592
This KAYAK deal was found by Cheapflights users on 2/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:15 am
DTW
- PER
2 stops50h 00m
Air New Zealand
Sun 8/237:50 pm
PER
- DTW
2 stops39h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,599
This KAYAK deal was found by Cheapflights users on 2/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:15 am
DTW
- PER
2 stops45h 45m
Air New Zealand
Fri 8/217:50 pm
PER
- DTW
2 stops39h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,609
This KAYAK deal was found by Cheapflights users on 2/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:00 am
DTW
- PER
2 stops45h 00m
Air New Zealand
Tue 8/257:50 pm
PER
- DTW
2 stops39h 54m
Air New Zealand
Deal found 2/26![Air New Zealand logo]()
$1,614
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 March 1, 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 March 1, 2026.
This Qatar Airways deal was found by Cheapflights users on 2/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 am
DTW
- PER
2 stops47h 45m
Qatar Airways
Wed 3/1110:45 pm
PER
- DTW
2 stops37h 14m
Qatar Airways
Deal found 2/26![Qatar Airways logo]()
$1,842
This lastminute.com deal was found by Cheapflights users on 2/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:30 am
DTW
- PER
2 stops31h 25m
Cathay Pacific
Fri 3/208:30 am
PER
- DTW
2 stops48h 56m
Cathay Pacific
Deal found 2/28![Cathay Pacific logo]()
$1,848
This Trip.com deal was found by Cheapflights users on 2/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:32 pm
DTW
- PER
2 stops31h 58m
Multiple Airlines
Sun 3/157:30 am
PER
- DTW
3 stops43h 42m
Multiple Airlines
Deal found 2/27![Multiple Airlines logo]()
$1,885
This American Airlines deal was found by Cheapflights users on 2/27. 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.
Sun 3/294:01 pm
DTW
- PER
2 stops32h 34m
American Airlines
Sun 4/511:55 pm
PER
- DTW
2 stops30h 45m
American Airlines
Deal found 2/27![American Airlines logo]()
$1,937
This Qantas Airways deal was found by Cheapflights users on 2/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/194:01 pm
DTW
- PER
2 stops37h 59m
Qantas Airways
Mon 3/235:30 am
PER
- DTW
2 stops27h 49m
Qantas Airways
Deal found 2/26![Qantas Airways logo]()
$1,983
This Expedia deal was found by Cheapflights users on 2/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/296:15 pm
DTW
- PER
2 stops42h 25m
KLM
Sun 4/58:30 pm
PER
- DTW
3 stops51h 21m
KLM
Deal found 2/27![KLM logo]()
$2,882
This United Airlines deal was found by Cheapflights users on 2/26. 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 3/267:00 am
DTW
- PER
2 stops43h 10m
United Airlines
Thu 4/211:45 pm
PER
- DTW
3 stops33h 40m
United Airlines
Deal found 2/26![United Airlines logo]()
$2,888
This Qatar Airways deal was found by Cheapflights users on 2/25. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:00 am
DTW
- PER
2 stops48h 45m
Qatar Airways
Mon 3/2310:45 pm
PER
- DTW
2 stops37h 46m
Qatar Airways
Deal found 2/25![Qatar Airways logo]()
$1,976
This Qatar Airways deal was found by Cheapflights users on 2/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 am
DTW
- PER
2 stops40h 55m
Qatar Airways
Sat 3/710:45 pm
PER
- DTW
2 stops37h 46m
Qatar Airways
Deal found 2/26![Qatar Airways logo]()
$2,082
Last-minute flights from Detroit to PerthDiscover last-minute flight deals from Detroit to Perth. Data last updated March 1, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Perth. Data last updated March 1, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 2/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:30 am
DTW
- PER
2 stops31h 25m
Cathay Pacific
Fri 3/208:30 am
PER
- DTW
2 stops48h 56m
Cathay Pacific
Deal found 2/28![Cathay Pacific logo]()
$1,848
This Kiwi.com deal was found by Cheapflights users on 2/28. 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.
Fri 3/68:15 pm
DTW
- PER
1 stop27h 15m
Multiple Airlines
Fri 3/205:30 am
PER
- DTW
2 stops45h 44m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$3,247
This Gotogate deal was found by Cheapflights users on 2/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:15 pm
DTW
- PER
3 stops56h 15m
Air Canada
Fri 3/2010:55 pm
PER
- DTW
3 stops54h 40m
Air Canada
Deal found 2/28![Air Canada logo]()
$4,325
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 March 1, 2026.
Search for one-way flight options from Detroit to Perth. Find affordable one-way fares based on user searches. Data last updated March 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/28. 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.
Wed 4/14:52 pm
DTW
- PER
3 stops47h 23m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$634
This Air France deal was found by Cheapflights users on 2/28. 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.
Wed 4/16:40 pm
DTW
- PER
1 stop26h 15m
Air France
Deal found 2/28![Air France logo]()
$4,335
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 March 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,476 (Justfly.com) |
One-way from | $634 (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 2,558,603 searches. Data last updated March 1, 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
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Wed 3/4
6:00 am-6:45 pm
2 stops47h 45m
Perth
Wed 3/11
10:45 pm-11:59 pm
2 stops37h 14m
$1,842
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Fri 3/6
10:30 am-6:55 am
2 stops31h 25m
Perth
Fri 3/20
8:30 am-9:26 pm
2 stops48h 56m
$1,848
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Thu 3/12
6:32 pm-2:30 pm
2 stops31h 58m
Perth
Sun 3/15
7:30 am-3:12 pm
3 stops43h 42m
$1,885
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Sun 3/29
4:01 pm-12:35 pm
2 stops32h 34m
Perth
Sun 4/5
11:55 pm-6:40 pm
2 stops30h 45m
$1,937
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Thu 3/19
6:00 am-6:45 pm
2 stops48h 45m
Perth
Mon 3/23
10:45 pm-12:31 am
2 stops37h 46m
$1,976
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Thu 3/19
4:01 pm-6:00 pm
2 stops37h 59m
Perth
Mon 3/23
5:30 am-9:19 pm
2 stops27h 49m
$1,983
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Wed 3/4
6:00 am-11:55 am
2 stops40h 55m
Perth
Sat 3/7
10:45 pm-11:31 pm
2 stops37h 46m
$2,082
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Sun 3/29
6:15 pm-12:40 am
2 stops42h 25m
Perth
Sun 4/5
8:30 pm-11:51 am
3 stops51h 21m
$2,882
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Thu 3/26
7:00 am-2:10 pm
2 stops43h 10m
Perth
Thu 4/2
11:45 pm-9:25 pm
3 stops33h 40m
$2,888
DetroitPerth
DTW - PER
DTWPER
Detroit Metropolitan Wayne County
Wed 4/1
4:52 pm-4:15 am
3 stops47h 23m
$634
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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Perth flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
Reviews of airlines servicing Perth
Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated March 1, 2026.
Read through reviews of airlines operating flights from Detroit to Perth, such as Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.2
Food
7.0
Overall
7.5
Comfort
7.4
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreMidhat,Feb 2026
WYA - ADL
Entertainment
7.2
Food
7.0
Overall
7.5
Comfort
7.4
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreMidhat,Feb 2026
WYA - ADL
Related info for your journey
Find useful and relevant information for your journey from Detroit to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Perth?
Book flights to Perth if you plan to visit one of these locationsRottnest Island
Scarborough
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Detroit
Perth flight routes
Popular flights
Alternative routes for Detroit to Perth
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Perth by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Detroit to Perth by cabin class
Find flights from Detroit to Perth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Detroit and Perth flights
Browse other Detroit and Perth flight options. Last updated on March 1, 2026.
Other flights from Detroit
Browse through other flights departing from Detroit. Flights are based on user searches made on Cheapflights and were last updated on March 1, 2026.
Other flights to Perth
Explore flights to Perth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Detroit to Perth
Discover the top airline that operate flights from Detroit to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,242 | Average$1,371 | FlexibilityNo cancel fee | On-time74% |