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 23/11. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SYD
8 Dec — 15 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Detroit All airports to Sydney Kingsford Smith are usually found in March or February, booked 74 days in advance, depart on a Tuesday or Monday and return on a Monday
Find flight deals from Detroit to Sydney
Enter your travel dates to find the best prices.
Cheapest flights from Detroit to Sydney
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 8 November 2025.
Tue 11/1115:50DTW - SYD
1 stop23h 05mQantas Airways
Thu 13/1121:55SYD - DTW
2 stops36h 47mQantas Airways
Deal found 7/11$1,363
Sun 9/1115:50DTW - SYD
1 stop23h 05mQantas Airways
Sun 16/1120:10SYD - DTW
2 stops34h 50mQantas Airways
Deal found 8/11$1,419
Sun 16/1115:50DTW - SYD
2 stops30h 05mQantas Airways
Sun 14/1214:05SYD - DTW
1 stop22h 53mQantas Airways
Deal found 7/11$1,633
Fri 12/1215:49DTW - SYD
1 stop23h 06mQantas Airways
Sat 17/121:55SYD - DTW
2 stops34h 37mQantas Airways
Deal found 6/11$1,735
Wed 12/1115:49DTW - SYD
2 stops27h 06mQantas Airways
Fri 14/1121:55SYD - DTW
2 stops33h 05mQantas Airways
Deal found 8/11$1,811
Wed 10/1211:48DTW - SYD
2 stops28h 12mQantas Airways
Wed 24/1206:05SYD - DTW
2 stops28h 30mQantas Airways
Deal found 8/11$1,817
Tue 9/1221:59DTW - SYD
1 stop43h 01mMultiple Airlines
Mon 22/1211:20SYD - DTW
2 stops33h 39mMultiple Airlines
Deal found 8/11$1,861
Wed 10/1215:49DTW - SYD
1 stop23h 06mQantas Airways
Sun 11/107:05SYD - DTW
2 stops29h 39mQantas Airways
Deal found 8/11$1,872
Tue 11/1115:50DTW - SYD
2 stops28h 25mMultiple Airlines
Thu 13/1121:20SYD - DTW
2 stops33h 40mMultiple Airlines
Deal found 7/11$1,878
Best flights from Detroit to Sydney
Discover carefully curated flight deals from Detroit to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 November 2025.
Wed 18/316:03DTW - SYD
2 stops26h 47mQantas Airways
Mon 20/411:05SYD - DTW
2 stops25h 06mQantas Airways
Deal found 6/11$1,979
Tue 17/306:59DTW - SYD
2 stops46h 51mMultiple Airlines
Mon 20/421:50SYD - DTW
2 stops40h 34mMultiple Airlines
Deal found 6/11$2,099
Mon 19/113:23DTW - SYD
1 stop25h 32mQantas Airways
Tue 17/207:05SYD - DTW
2 stops24h 03mQantas Airways
Deal found 7/11$1,980
Tue 17/308:42DTW - SYD
2 stops36h 18mMultiple Airlines
Wed 22/421:50SYD - DTW
2 stops40h 34mMultiple Airlines
Deal found 7/11$2,105
Sun 7/1211:48DTW - SYD
2 stops34h 07mQantas Airways
Sun 14/1207:05SYD - DTW
2 stops23h 51mQantas Airways
Deal found 7/11$2,074
Mon 23/306:59DTW - SYD
2 stops38h 01mMultiple Airlines
Tue 21/414:05SYD - DTW
2 stops46h 40mMultiple Airlines
Deal found 7/11$2,105
Wed 10/1211:48DTW - SYD
2 stops28h 12mQantas Airways
Fri 19/1207:05SYD - DTW
2 stops28h 58mQantas Airways
Deal found 7/11$2,074
Mon 23/319:43DTW - SYD
2 stops46h 52mMultiple Airlines
Wed 22/421:50SYD - DTW
2 stops40h 34mMultiple Airlines
Deal found 7/11$2,105
Wed 28/113:23DTW - SYD
2 stops26h 52mQantas Airways
Fri 13/222:00SYD - DTW
2 stops41h 19mQantas Airways
Deal found 7/11$2,102
Tue 24/319:43DTW - SYD
2 stops34h 07mMultiple Airlines
Tue 28/407:40SYD - DTW
2 stops30h 44mMultiple Airlines
Deal found 7/11$2,105
Mon 9/316:03DTW - SYD
2 stops26h 42mQantas Airways
Sun 15/322:00SYD - DTW
2 stops41h 20mQantas Airways
Deal found 5/11$2,104
Wed 4/315:58DTW - SYD
2 stops26h 57mQantas Airways
Mon 16/309:30SYD - DTW
2 stops29h 50mQantas Airways
Deal found 5/11$2,105
Last-minute flights from Detroit to Sydney
Discover last-minute flight deals from Detroit to Sydney. Data last updated 8 November 2025 and is based on user searches.
Sun 9/1115:50DTW - SYD
1 stop23h 05mQantas Airways
Sun 16/1120:10SYD - DTW
2 stops34h 50mQantas Airways
Deal found 8/11$1,419
Tue 11/1115:50DTW - SYD
1 stop23h 05mQantas Airways
Thu 13/1121:55SYD - DTW
2 stops36h 47mQantas Airways
Deal found 7/11$1,363
Tue 11/1115:50DTW - SYD
2 stops28h 25mMultiple Airlines
Thu 13/1121:20SYD - DTW
2 stops33h 40mMultiple Airlines
Deal found 7/11$1,878
Wed 12/1115:49DTW - SYD
2 stops27h 06mQantas Airways
Fri 14/1121:55SYD - DTW
2 stops33h 05mQantas Airways
Deal found 8/11$1,811
Sun 16/1115:50DTW - SYD
2 stops30h 05mQantas Airways
Sun 14/1214:05SYD - DTW
1 stop22h 53mQantas Airways
Deal found 7/11$1,633
Tue 9/1221:59DTW - SYD
1 stop43h 01mMultiple Airlines
Mon 22/1211:20SYD - DTW
2 stops33h 39mMultiple Airlines
Deal found 8/11$1,861
Wed 10/1211:48DTW - SYD
2 stops28h 12mQantas Airways
Wed 24/1206:05SYD - DTW
2 stops28h 30mQantas Airways
Deal found 8/11$1,817
Wed 10/1215:49DTW - SYD
1 stop23h 06mQantas Airways
Sun 11/107:05SYD - DTW
2 stops29h 39mQantas Airways
Deal found 8/11$1,872
Fri 12/1215:49DTW - SYD
1 stop23h 06mQantas Airways
Sat 17/121:55SYD - DTW
2 stops34h 37mQantas Airways
Deal found 6/11$1,735
One-way flights from Detroit to Sydney
Search for one-way flight options from Detroit to Sydney. Find affordable one-way fares based on user searches. Data last updated 8 November 2025.
Sun 23/1115:50DTW - SYD
2 stops27h 05mQantas Airways
Deal found 7/11$885
Tue 18/1115:50DTW - SYD
2 stops29h 10mQantas Airways
Deal found 7/11$898
Tue 20/113:23DTW - SYD
2 stops26h 37mQantas Airways
Deal found 8/11$1,002
Sun 15/218:14DTW - SYD
1 stop45h 11mMultiple Airlines
Deal found 8/11$1,066
Tue 18/1116:10DTW - SYD
1 stop23h 15mMultiple Airlines
Deal found 7/11$1,067
Sat 15/1107:09DTW - SYD
3 stops58h 41mMultiple Airlines
Deal found 6/11$1,096
Sun 23/1116:53DTW - SYD
3 stops47h 12mMultiple Airlines
Deal found 7/11$1,110
Thu 5/208:00DTW - SYD
2 stops44h 50mMultiple Airlines
Deal found 7/11$1,121
Cheap 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 8 November 2025.
Customise 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 647,157 searches. Data last updated 8 November 2025.
Use the filters below to find and compare flights from Detroit to Sydney that are best for you.
Fly from
Detroit
Fly to
Sydney
Route
Depart
Return
Price
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Wed 18/3
16:03-09:50
2 stops26h 47m
Sydney Kingsford Smith
Mon 20/4
11:05-22:11
2 stops25h 06m
$1,979
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Mon 19/1
13:23-06:55
1 stop25h 32m
Sydney Kingsford Smith
Tue 17/2
07:05-15:08
2 stops24h 03m
$1,980
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Sun 7/12
11:48-13:55
2 stops34h 07m
Sydney Kingsford Smith
Sun 14/12
07:05-14:56
2 stops23h 51m
$2,074
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Wed 10/12
11:48-08:00
2 stops28h 12m
Sydney Kingsford Smith
Fri 19/12
07:05-20:03
2 stops28h 58m
$2,074
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Tue 17/3
06:59-20:50
2 stops46h 51m
Sydney Kingsford Smith
Mon 20/4
21:50-00:24
2 stops40h 34m
$2,099
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Wed 28/1
13:23-08:15
2 stops26h 52m
Sydney Kingsford Smith
Fri 13/2
22:00-23:19
2 stops41h 19m
$2,102
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Mon 9/3
16:03-09:45
2 stops26h 42m
Sydney Kingsford Smith
Sun 15/3
22:00-00:20
2 stops41h 20m
$2,104
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Tue 17/3
08:42-12:00
2 stops36h 18m
Sydney Kingsford Smith
Wed 22/4
21:50-00:24
2 stops40h 34m
$2,105
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Mon 23/3
06:59-12:00
2 stops38h 01m
Sydney Kingsford Smith
Tue 21/4
14:05-22:45
2 stops46h 40m
$2,105
DetroitSydney
DTW - SYD
DTWSYD
Detroit Metropolitan Wayne County
Mon 23/3
19:43-09:35
2 stops46h 52m
Sydney Kingsford Smith
Wed 22/4
21:50-00:24
2 stops40h 34m
$2,105
Flights are sorted by cheapest return flights first.
Deals found on 7/11
Showing 1-10 of 19 results
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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.
Estimated return 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
How far ahead should I book a flight from Detroit to Sydney?
Use this chart to determine the optimal time to book a return flight from Detroit to Sydney. Price data was last updated on 7 November 2025.
The price you pay for your flight from Detroit to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Detroit to Sydney?
Currently, July is the cheapest month in which you can book a flight from Detroit to Sydney (average of $1,061). Flying from Detroit to Sydney in January is currently the most expensive (average of $1,348). 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.
What is the cheapest time of day to fly from DTT to SYD?
Find hourly flight availability from Detroit to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 November 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 84% on flights from Detroit to Sydney by exploring options for tickets at midday.
How much does it cost for a return flight from Detroit to Sydney?
What’s the top stopover airport for flights from Detroit to Sydney?
Share of one-stop return flights from Detroit to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Houston (IAH) – chosen by Cheapflights users on 45% of one-stop itineraries from Detroit to Sydney on Cheapflights.
What’s the cheapest stopover airport for flights from Detroit to Sydney?
Average return fare for one-stop flights from Detroit to Sydney, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Houston (IAH) is the most affordable one-stop option, with an average return flight price of $951.
What’s the fastest stopover option from Detroit to Sydney?
Shortest average travel time for one-stop one-way flights from Detroit to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 22h 14m.
Which airport typically offers the quickest stopover for flights from Detroit to Sydney?
Average stopover duration for one-stop one-way flights from Detroit to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Houston (IAH) offer the fastest connection on this route, with an average stopover time of 1h 28m.
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 8 November 2025.
Read reviews from past customers who have flown with Qantas Airways, United Airlines, andAmerican Airlines
from Detroit to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
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.
How long is the flight from Detroit to Sydney?
Airlines like Qantas Airways fly from Detroit to Sydney in about 26h 47m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 15226 km.
What are the cheapest airlines flying from Detroit to Sydney round-trip?
Our cheapest airline available from Detroit to Sydney is Qantas Airways. Our recent data shows that you can find tickets from as low as $1,354 on this airline. An additional option worth looking into is American Airlines, starting at $1,441. Qantas Airways is 11% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Detroit to Sydney?
Yes. Cheapflights offers flight deals from Detroit to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Detroit to Sydney?
Currently, July is the cheapest month in which you can book a flight from Detroit to Sydney (average of $1,061). Flying from Detroit to Sydney in January is currently the most expensive (average of $1,348). 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.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 November 2025.
Discover the top 2 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 647,157 searches. Data last updated 8 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Detroit to Sydney?
When you search for this flight from Detroit to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Detroit to Sydney?
Cheapflights simply makes it quick and affordable to book flights from Detroit to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Detroit to Sydney with no change fees?
Yes! Cheapflights helps users easily find flights from Detroit to Sydney with no change fees.
Can Cheapflights notify me if prices for flights from Detroit to Sydney become cheaper?
Not ready to book yet? You can track prices for flights from Detroit to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.
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