$518+ Cheap flights from Detroit (DTT) to Sydney (SYD)
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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SYD
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Detroit to Sydney with Cheapflights
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Cheapest flights from Detroit to SydneyExplore the most affordable flight options available from Detroit to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
Explore the most affordable flight options available from Detroit to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:52 am
DTW
- SYD
3 stops47h 18m
Multiple Airlines
Wed 5/206:00 am
SYD
- DTW
3 stops39h 22m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,072
This oojo deal was found by Cheapflights users on 4/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:10 pm
DTW
- SYD
1 stop24h 45m
Qantas Airways
Wed 6/1012:00 pm
SYD
- DTW
1 stop24h 39m
Qantas Airways
Deal found 4/15![Qantas Airways logo]()
$1,152
This oojo deal was found by Cheapflights users on 4/13. 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 5/254:10 pm
DTW
- SYD
1 stop24h 45m
Qantas Airways
Tue 6/212:00 pm
SYD
- DTW
1 stop20h 30m
Qantas Airways
Deal found 4/13![Qantas Airways logo]()
$1,153
This lastminute.com deal was found by Cheapflights users on 4/14. 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.
Sun 4/197:16 pm
DTW
- SYD
1 stop21h 39m
Qantas Airways
Sun 5/312:00 pm
SYD
- DTW
1 stop20h 26m
Qantas Airways
Deal found 4/14![Qantas Airways logo]()
$1,165
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1912:30 pm
DTW
- SYD
2 stops28h 20m
Delta
Sun 5/39:15 am
SYD
- DTW
2 stops25h 10m
Delta
Deal found 4/14![Delta logo]()
$1,175
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 4/194:18 pm
DTW
- SYD
2 stops24h 42m
United Airlines
Tue 5/510:20 am
SYD
- DTW
1 stop22h 30m
United Airlines
Deal found 4/17![United Airlines logo]()
$1,179
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:50 pm
DTW
- SYD
1 stop44h 00m
Delta
Mon 5/49:15 am
SYD
- DTW
2 stops28h 43m
Delta
Deal found 4/17![Delta logo]()
$1,180
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:39 pm
DTW
- SYD
1 stop22h 11m
Delta
Wed 5/209:15 am
SYD
- DTW
1 stop21h 41m
Delta
Deal found 4/15![Delta logo]()
$1,183
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/118:35 am
DTW
- SYD
1 stop32h 20m
United Airlines
Wed 5/2010:20 am
SYD
- DTW
1 stop22h 30m
United Airlines
Deal found 4/16![United Airlines logo]()
$1,184
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:08 pm
DTW
- SYD
1 stop21h 42m
Delta
Mon 5/119:15 am
SYD
- DTW
1 stop24h 01m
Delta
Deal found 4/17![Delta logo]()
$1,185
This American Airlines deal was found by Cheapflights users on 4/14. 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 4/193:42 pm
DTW
- SYD
1 stop25h 13m
American Airlines
Sun 5/39:10 am
SYD
- DTW
2 stops23h 16m
American Airlines
Deal found 4/14![American Airlines logo]()
$1,186
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:10 pm
DTW
- SYD
1 stop24h 40m
Delta
Wed 6/109:15 am
SYD
- DTW
2 stops28h 54m
Delta
Deal found 4/14![Delta logo]()
$1,188
Best flights from Detroit to SydneyDiscover carefully curated flight deals from Detroit to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Detroit to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/12:09 pm
DTW
- SYD
1 stop26h 41m
Delta
Wed 6/109:15 am
SYD
- DTW
1 stop23h 54m
Delta
Deal found 4/14![Delta logo]()
$1,183
This United Airlines deal was found by Cheapflights users on 4/13. 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 5/254:10 pm
DTW
- SYD
2 stops24h 50m
United Airlines
Tue 6/210:20 am
SYD
- DTW
1 stop20h 07m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,198
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:50 pm
DTW
- SYD
1 stop28h 00m
Delta
Tue 7/289:15 am
SYD
- DTW
2 stops26h 34m
Delta
Deal found 4/17![Delta logo]()
$1,189
This United Airlines deal was found by Cheapflights users on 4/13. 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 5/183:33 pm
DTW
- SYD
2 stops25h 27m
United Airlines
Tue 5/2610:20 am
SYD
- DTW
3 stops27h 23m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,203
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:23 pm
DTW
- SYD
1 stop28h 27m
Delta
Sun 5/109:15 am
SYD
- DTW
1 stop28h 04m
Delta
Deal found 4/15![Delta logo]()
$1,233
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Thu 5/74:10 pm
DTW
- SYD
2 stops24h 50m
United Airlines
Thu 5/219:30 am
SYD
- DTW
3 stops28h 13m
United Airlines
Deal found 4/15![United Airlines logo]()
$1,303
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:08 pm
DTW
- SYD
1 stop21h 42m
Delta
Sun 5/179:15 am
SYD
- DTW
1 stop28h 04m
Delta
Deal found 4/15![Delta logo]()
$1,233
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:10 pm
DTW
- SYD
1 stop24h 40m
Delta
Thu 5/219:15 am
SYD
- DTW
1 stop24h 01m
Delta
Deal found 4/15![Delta logo]()
$1,283
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:09 pm
DTW
- SYD
1 stop26h 41m
Delta
Sat 5/239:15 am
SYD
- DTW
1 stop21h 41m
Delta
Deal found 4/17![Delta logo]()
$1,285
Last-minute flights from Detroit to SydneyDiscover last-minute flight deals from Detroit to Sydney. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Sydney. Data last updated April 18, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 4/14. 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.
Sun 4/197:16 pm
DTW
- SYD
1 stop21h 39m
Qantas Airways
Sun 5/312:00 pm
SYD
- DTW
1 stop20h 26m
Qantas Airways
Deal found 4/14![Qantas Airways logo]()
$1,165
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1912:30 pm
DTW
- SYD
2 stops28h 20m
Delta
Sun 5/39:15 am
SYD
- DTW
2 stops25h 10m
Delta
Deal found 4/14![Delta logo]()
$1,175
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 4/194:18 pm
DTW
- SYD
2 stops24h 42m
United Airlines
Tue 5/510:20 am
SYD
- DTW
1 stop22h 30m
United Airlines
Deal found 4/17![United Airlines logo]()
$1,179
This American Airlines deal was found by Cheapflights users on 4/14. 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 4/193:42 pm
DTW
- SYD
1 stop25h 13m
American Airlines
Sun 5/39:10 am
SYD
- DTW
2 stops23h 16m
American Airlines
Deal found 4/14![American Airlines logo]()
$1,186
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:08 pm
DTW
- SYD
1 stop21h 42m
Delta
Mon 5/49:15 am
SYD
- DTW
1 stop27h 57m
Delta
Deal found 4/17![Delta logo]()
$1,185
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 4/204:18 pm
DTW
- SYD
2 stops24h 42m
United Airlines
Mon 5/119:30 am
SYD
- DTW
2 stops26h 43m
United Airlines
Deal found 4/17![United Airlines logo]()
$1,189
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:50 pm
DTW
- SYD
1 stop44h 00m
Delta
Tue 5/59:15 am
SYD
- DTW
2 stops23h 24m
Delta
Deal found 4/17![Delta logo]()
$1,180
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/118:35 am
DTW
- SYD
1 stop32h 20m
United Airlines
Wed 5/2010:20 am
SYD
- DTW
1 stop22h 30m
United Airlines
Deal found 4/16![United Airlines logo]()
$1,184
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:52 am
DTW
- SYD
3 stops47h 18m
Multiple Airlines
Wed 5/206:00 am
SYD
- DTW
3 stops39h 22m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,072
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:39 pm
DTW
- SYD
1 stop22h 11m
Delta
Wed 5/209:15 am
SYD
- DTW
1 stop21h 41m
Delta
Deal found 4/15![Delta logo]()
$1,183
This oojo deal was found by Cheapflights users on 4/13. 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 5/254:10 pm
DTW
- SYD
1 stop24h 45m
Qantas Airways
Tue 6/212:00 pm
SYD
- DTW
1 stop20h 30m
Qantas Airways
Deal found 4/13![Qantas Airways logo]()
$1,153
One-way flights from Detroit to SydneySearch for one-way flight options from Detroit to Sydney. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Detroit to Sydney. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/302:40 pm
DTW
- SYD
2 stops31h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$518
This Trip.com deal was found by Cheapflights users on 4/14. 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 5/110:00 pm
DTW
- SYD
2 stops47h 50m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$528
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:19 pm
DTW
- SYD
3 stops50h 31m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 8/127:58 pm
DTW
- SYD
2 stops49h 52m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 8/117:00 am
DTW
- SYD
2 stops38h 50m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$554
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Sun 5/318:52 am
DTW
- SYD
3 stops36h 58m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Sat 8/87:00 am
DTW
- SYD
2 stops38h 50m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$582
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 8/1011:06 am
DTW
- SYD
2 stops34h 44m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$619
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/410:27 pm
DTW
- SYD
2 stops43h 03m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$621
Find flight deals from Detroit to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Sydney (SYD). 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 April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,072 (Trip.com) |
One-way from | $518 (Trip.com) |
Popular in | April |
Cheapest in | March |
Average price | $1,365 |
Cheapflights Fare Finder
Customize your flight search to find flights from Detroit to Sydney 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 April 18, 2026.
Use the filters below to find and compare flights from Detroit to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Mon 6/1
2:09 pm-6:50 am
1 stop26h 41m
Sydney Kingsford Smith
Wed 6/10
9:15 am-7:09 pm
1 stop23h 54m
$1,183
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Tue 7/21
12:50 pm-6:50 am
1 stop28h 00m
Sydney Kingsford Smith
Tue 7/28
9:15 am-9:49 pm
2 stops26h 34m
$1,189
Quickest round-trip
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Mon 5/25
4:10 pm-7:00 am
2 stops24h 50m
Sydney Kingsford Smith
Tue 6/2
10:20 am-4:27 pm
1 stop20h 07m
$1,198
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Mon 5/18
3:33 pm-7:00 am
2 stops25h 27m
Sydney Kingsford Smith
Tue 5/26
10:20 am-11:43 pm
3 stops27h 23m
$1,203
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Fri 5/1
12:23 pm-6:50 am
1 stop28h 27m
Sydney Kingsford Smith
Sun 5/10
9:15 am-11:19 pm
1 stop28h 04m
$1,233
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Fri 5/1
7:08 pm-6:50 am
1 stop21h 42m
Sydney Kingsford Smith
Sun 5/17
9:15 am-11:19 pm
1 stop28h 04m
$1,233
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Thu 5/7
4:10 pm-6:50 am
1 stop24h 40m
Sydney Kingsford Smith
Thu 5/21
9:15 am-7:16 pm
1 stop24h 01m
$1,283
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Sat 5/16
2:09 pm-6:50 am
1 stop26h 41m
Sydney Kingsford Smith
Sat 5/23
9:15 am-4:56 pm
1 stop21h 41m
$1,285
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Thu 5/7
4:10 pm-7:00 am
2 stops24h 50m
Sydney Kingsford Smith
Thu 5/21
9:30 am-11:43 pm
3 stops28h 13m
$1,303
Cheapest one-way
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Sat 5/30
2:40 pm-11:50 am
2 stops31h 10m
$518
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Detroit to Sydney
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 Sydney in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Detroit-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Sydney flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Detroit-Sydney 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-Sydney 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 Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Detroit with our price prediction graph.
DTT-SYD
DTW-SYD
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 Sydney
DTT-SYD
DTW-SYD
How far ahead should I book a flight from Detroit to Sydney?
Use this chart to determine the optimal time to book a round-trip flight from Detroit to Sydney. Price data was last updated on April 10, 2026.
To ensure you get the cheapest price possible for a flight from Detroit to Sydney, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Detroit to Sydney?
Currently, March is the cheapest month in which you can book a flight from Detroit to Sydney (average of $180). Flying from Detroit to Sydney in November is currently the most expensive (average of $820). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Detroit to Sydney?
Reviews of airlines servicing Sydney
Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated April 18, 2026.
Peruse reviews from past customers who have flown with Delta,Qantas Airways, andUnited Airlines from Detroit to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Detroit to Sydney. 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 Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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Detroit and Sydney flights
Browse other Detroit and Sydney flight options. Last updated on April 18, 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 April 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sydney
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 18, 2026.
Top 6 airlines flying from Detroit to Sydney
Discover the top 6 airlines that operate flights from Detroit to Sydney. 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 April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$723 | Average$983 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$766 | Average$1,238 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$810 | Average$2,031 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$854 | Average$982 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$860 | Average$1,096 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$882 | Average$1,175 | FlexibilityNo cancel fee | On-time71% |