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Cheap flights from Detroit to Sydney from $747

DTT — SYD
7 Oct — 14 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Detroit to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Detroit to Sydney

Wed 11/1108:15 -
2 stops34h 20m
Wed 20/111:50 -
2 stops44h 49m
Deal found 4/9$1,764
Tue 20/1020:55 -
2 stops32h 15m
Tue 27/1014:00 -
3 stops29h 55m
Deal found 5/9$1,789
Sun 22/1108:15 -
2 stops32h 20m
Thu 26/1111:50 -
2 stops44h 14m
Deal found 3/9$1,798
Tue 20/1016:11 -
1 stop23h 44m
Tue 27/1013:05 -
1 stop41h 04m
Deal found 4/9$1,816
Mon 23/1108:45 -
2 stops45h 05m
Thu 26/1111:50 -
2 stops44h 14m
Deal found 3/9$1,825
Fri 30/1008:45 -
2 stops34h 50m
Fri 6/1109:55 -
2 stops28h 32m
Deal found 2/9$1,850
Fri 30/1016:11 -
1 stop23h 44m
Fri 6/1114:05 -
1 stop20h 29m
Deal found 3/9$1,862
Fri 30/1016:11 -
1 stop23h 44m
Sat 7/1114:05 -
1 stop25h 47m
Deal found 2/9$1,864
Tue 20/1016:20 -
2 stops24h 35m
Tue 27/1010:20 -
2 stops25h 10m
Deal found 5/9$1,871
Tue 20/1010:00 -
1 stop29h 55m
Tue 27/1013:05 -
1 stop25h 33m
Deal found 5/9$1,876
Wed 11/1116:45 -
1 stop22h 15m
Wed 20/109:15 -
1 stop22h 28m
Deal found 4/9$1,877
Thu 12/1116:36 -
2 stops24h 24m
Sun 22/1114:05 -
2 stops23h 39m
Deal found 4/9$1,879

Find flight deals from Detroit to Sydney

Round-trip from

$1,655

One-way from

$747

Popular in

July

Cheapest in

March

Average price

$1,891
1/2-28/2
  • 1/2-28/2
  • 3 total stops
  • 49h 15m total
  • Detroit to Sydney
Search Deals
18/11-31/12
  • 18/11-31/12
  • 2 total stops
  • 31h 25m total
  • Detroit to Sydney
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($65 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Detroit to Sydney that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Tue 20/10

20:35-07:30

2 stops43h 55m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$760

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Tue 19/1

10:15-06:50

2 stops28h 35m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,006
Fastest return journey

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Mon 19/10

19:41-07:55

1 stop21h 14m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,006

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Thu 22/10

19:41-07:55

1 stop21h 14m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,082

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Tue 12/1

08:32-08:30

1 stop31h 58m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,177

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Sun 13/12

12:22-08:30

1 stop28h 08m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,260

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Sat 16/1

08:30-06:20

1 stop29h 50m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,335

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Fri 15/1

08:30-06:20

1 stop29h 50m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,343

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Wed 18/11

14:49-15:50

3 stops33h 01m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,442

DetroitSydney

DTW Detroit Metropolitan Wayne County - SYD Sydney Kingsford Smith

DTWSYD

Detroit Metropolitan Wayne County

Fri 25/12

16:37-06:55

1 stop22h 18m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,461

Flights are sorted by cheapest return flights first.

Deals found on 5/9

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
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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

Cheapflights Insights

Everything you need to know about your flight from Detroit to Sydney

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 $1,403). Flying from Detroit to Sydney in September is currently the most expensive (average of $1,891). 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 for a return flight from Detroit to Sydney?

Airfare is typical for this route at the moment.
Detroit to Sydney flights typically cost between $1,154 and $2,337 in February.
The cheapest return price found within the last 5 days was $1,655 on Multiple Airlines (1 Feb–28 Feb).

What’s the top stopover airport for flights from Detroit to Sydney?

Dallas (DFW) – chosen by Cheapflights users on 70% of one-stop itineraries from Detroit to Sydney on Cheapflights.

What’s the cheapest stopover airport for flights from Detroit to Sydney?

San Francisco (SFO) is the most affordable one-stop option, with an average return flight price of $1,659.

What’s the fastest stopover option from Detroit to Sydney?

Flights via Houston (IAH) have the shortest average one-way travel time for one-stop routes: 22h 13m.

Which airport typically offers the quickest stopover for flights from Detroit to Sydney?

Flights via Houston (IAH) offer the fastest connection on this route, with an average stopover time of 1h 29m.

How far ahead should I book a flight from Detroit to Sydney?

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 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Sydney

Read reviews from past customers who have flown with United 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.
United Airlines
7.4
Good
10,175 reviews
Check prices

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,175 reviews
United Airlines
7.4
Good
10,175 reviews
Check prices

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Related info for your journey

  • How long is the flight from Detroit to Sydney?

    Airlines like United Airlines and Delta fly from Detroit to Sydney in about 24h 45m. The time it takes to get you to your destination can typically vary by up to 10h 05m. Airlines will cover a distance of 15226 km. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly 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 $1,546 on this airline. Qantas Airways is 8% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Detroit to Sydney that include hotel bookings?

    Yes. In addition to deals on Detroit to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Sydney.

  • 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, March is the cheapest month in which you can book a flight from Detroit to Sydney (average of $1,403). Flying from Detroit to Sydney in September is currently the most expensive (average of $1,891). 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.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Manly
Katoomba
Lithgow
Cronulla
Terrigal
Leura
Randwick
Bondi Beach
Coogee

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Detroit to Sydney

O'Hare Intl to Sydney flights
Midway to Sydney flights
Detroit to Sydney flights

Top airline flying from Detroit to Sydney

AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,546Average$1,827FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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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