Find flights
When to book
Airlines
FAQs

Cheap flights from Detroit to Sydney from $708

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SYD
31 May — 7 Jun1
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
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 1 May 2026.

Tue 4/811:05
DTW
-
SYD
2 stops29h 50m
United Airlines
Wed 2/909:30
SYD
-
DTW
2 stops22h 49m
United Airlines
Deal found 30/4$1,640
Mon 4/508:35
DTW
-
SYD
1 stop32h 20m
United Airlines
Sun 17/509:30
SYD
-
DTW
2 stops23h 30m
United Airlines
Deal found 26/4$1,647
Mon 25/517:29
DTW
-
SYD
1 stop23h 26m
United Airlines
Mon 8/610:20
SYD
-
DTW
1 stop20h 07m
United Airlines
Deal found 27/4$1,654
Tue 2/617:29
DTW
-
SYD
1 stop23h 26m
United Airlines
Mon 15/610:20
SYD
-
DTW
1 stop20h 07m
United Airlines
Deal found 29/4$1,655
Sun 7/615:50
DTW
-
SYD
1 stop25h 00m
Delta
Sun 14/609:15
SYD
-
DTW
1 stop28h 07m
Delta
Deal found 29/4$1,657
Sun 24/508:50
DTW
-
SYD
2 stops32h 10m
United Airlines
Tue 30/609:30
SYD
-
DTW
2 stops26h 49m
United Airlines
Deal found 28/4$1,661
Wed 3/616:10
DTW
-
SYD
2 stops24h 50m
United Airlines
Sun 14/609:30
SYD
-
DTW
2 stops26h 44m
United Airlines
Deal found 29/4$1,662
Sat 23/520:50
DTW
-
SYD
1 stop44h 00m
Delta
Tue 2/609:15
SYD
-
DTW
1 stop28h 04m
Delta
Deal found 27/4$1,669
Sat 23/520:50
DTW
-
SYD
1 stop44h 00m
Delta
Wed 3/609:15
SYD
-
DTW
2 stops23h 40m
Delta
Deal found 27/4$1,676
Sat 9/515:33
DTW
-
SYD
2 stops49h 27m
United Airlines
Tue 9/610:20
SYD
-
DTW
1 stop20h 07m
United Airlines
Deal found 28/4$1,683
Tue 29/918:25
DTW
-
SYD
1 stop22h 25m
Delta
Wed 14/1010:15
SYD
-
DTW
1 stop23h 59m
Delta
Deal found 30/4$1,693
Tue 29/918:25
DTW
-
SYD
1 stop22h 25m
Delta
Tue 20/1010:15
SYD
-
DTW
2 stops23h 55m
Delta
Deal found 30/4$1,700

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 1 May 2026.

Round-trip from

$1,640

One-way from

$708

Popular in

April

Cheapest in

March

Average price

$1,669
United Airlines
  • United Airlines
  • 4/8-2/9
  • 4 total stops
  • 52h 39m total
  • Detroit to Sydney
Search Deals
22/8
  • 22/8
  • 2 total stops
  • 38h 50m total
  • Detroit to Sydney
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($121 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($50 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
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 1 May 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

Price

Cheapest return flight

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 21/7

15:32-07:00

2 stops25h 28m

Sydney Kingsford Smith

Tue 28/7

09:30-23:58

3 stops28h 28m

$1,661

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 25/5

16:10-06:55

2 stops24h 45m

Sydney Kingsford Smith

Mon 1/6

09:30-20:22

2 stops24h 52m

$1,661

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 30/9

12:40-06:50

1 stop28h 10m

Sydney Kingsford Smith

Tue 20/10

10:15-17:06

1 stop21h 51m

$1,693

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 5/10

15:55-07:50

2 stops24h 55m

Sydney Kingsford Smith

Tue 20/10

10:15-17:06

1 stop21h 51m

$1,700

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sat 16/5

16:10-07:00

2 stops24h 50m

Sydney Kingsford Smith

Sat 23/5

10:20-20:22

2 stops24h 02m

$1,801

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Thu 14/5

14:09-06:50

1 stop26h 41m

Sydney Kingsford Smith

Sun 17/5

09:15-23:19

1 stop28h 04m

$1,819
Fastest return journey

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 10/6

17:29-06:55

1 stop23h 26m

Sydney Kingsford Smith

Sun 21/6

10:20-16:27

1 stop20h 07m

$1,919

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 7/6

19:21-16:50

2 stops55h 29m

Sydney Kingsford Smith

Thu 18/6

12:00-18:29

1 stop20h 29m

$1,967

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 5/6

17:29-06:55

1 stop23h 26m

Sydney Kingsford Smith

Wed 17/6

10:20-16:27

1 stop20h 07m

$2,005

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 21/7

15:50-06:50

1 stop25h 00m

Sydney Kingsford Smith

Sun 26/7

09:15-19:09

1 stop23h 54m

$2,006

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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?

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 68 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, March is the cheapest month in which you can book a flight from Detroit to Sydney (average of $251). Flying from Detroit to Sydney in November is currently the most expensive (average of $1,145). 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?

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 33% 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.

San Francisco (SFO) is the most affordable one-stop option, with an average return flight price of $1,421.

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 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?

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 29m.

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 1 May 2026.
Read reviews from past customers who have flown with United Airlines and American 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
9,675 reviews
Check prices

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,675 reviews
United Airlines
7.4
Good
9,675 reviews
Check prices

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,684 reviews
United Airlines
7.4
Good
9,675 reviews
Check prices

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 United Airlines and Delta fly from Detroit to Sydney in about 25h 28m. The time it takes to get you to your destination can typically vary by up to 2h 42m. 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 $1,557 on this airline.

  • 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 $251). Flying from Detroit to Sydney in November is currently the most expensive (average of $1,145). 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
Katoomba
Terrigal
Lithgow
Cronulla
Manly
Bondi Beach
Leura
Randwick
Coogee

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 for Detroit to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Sydney flights
Midway to Sydney flights
Detroit to Sydney flights

Top airline flying from Detroit to Sydney

Discover the top airline 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 1 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,557Average$1,738FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.