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Cheap flights from Detroit to Sydney from $493

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Sydney departing on 3/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Detroit to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:35 am - 7:25 am
DTW
-
SYD
29h 50m
1 stop
Multiple Airlines Logo
2:00 pm - 5:05 am
SYD
-
DTW
30h 05m
2 stops
$992Multiple Airlines
Fri, Mar 20 - Fri, Mar 27
Multiple Airlines Logo
6:14 pm - 7:30 am
DTW
-
SYD
23h 16m
1 stop
Multiple Airlines Logo
1:15 pm - 5:12 am
SYD
-
DTW
29h 57m
2 stops
$1,010Multiple Airlines
Tue, Apr 28 - Tue, May 5
Qantas Airways Logo
4:01 pm - 6:55 am
DTW
-
SYD
22h 54m
1 stop
Qantas Airways Logo
6:05 am - 3:09 pm
SYD
-
DTW
25h 04m
2 stops
$1,037Qantas Airways
Fri, Feb 27 - Fri, Mar 6
Multiple Airlines Logo
6:32 pm - 12:35 pm
DTW
-
SYD
27h 03m
2 stops
Multiple Airlines Logo
2:00 pm - 5:05 am
SYD
-
DTW
30h 05m
2 stops
$1,051Multiple Airlines
Fri, Mar 20 - Fri, Mar 27
Multiple Airlines Logo
6:14 pm - 7:30 am
DTW
-
SYD
23h 16m
1 stop
Multiple Airlines Logo
7:25 pm - 4:44 pm
SYD
-
DTW
35h 19m
3 stops
$1,062Multiple Airlines
Tue, Apr 28 - Fri, May 8
Qantas Airways Logo
4:01 pm - 2:25 pm
DTW
-
SYD
31h 24m
2 stops
Qantas Airways Logo
12:00 pm - 6:26 pm
SYD
-
DTW
20h 26m
1 stop
$1,073Qantas Airways
Mon, Mar 23 - Thu, Apr 23
Qantas Airways Logo
4:01 pm - 10:25 pm
DTW
-
SYD
39h 24m
2 stops
Qantas Airways Logo
1:00 pm - 6:40 pm
SYD
-
DTW
20h 40m
1 stop
$1,082Qantas Airways
Wed, Mar 18 - Tue, Mar 31
Multiple Airlines Logo
10:35 am - 12:35 pm
DTW
-
SYD
35h 00m
2 stops
Multiple Airlines Logo
2:00 pm - 4:35 am
SYD
-
DTW
29h 35m
3 stops
$1,092Multiple Airlines
Fri, Mar 20 - Fri, Mar 27
Qantas Airways Logo
4:01 pm - 2:25 pm
DTW
-
SYD
31h 24m
2 stops
Qantas Airways Logo
12:00 pm - 6:26 pm
SYD
-
DTW
20h 26m
1 stop
$1,093Qantas Airways
Mon, Mar 23 - Thu, Apr 23
Multiple Airlines Logo
6:32 pm - 12:35 pm
DTW
-
SYD
27h 03m
2 stops
Multiple Airlines Logo
2:00 pm - 5:05 am
SYD
-
DTW
30h 05m
2 stops
$1,104Multiple Airlines
Fri, Mar 13 - Sun, Mar 22

Qantas Airways flights from Detroit to Sydney

Our best Qantas Airways deals on Detroit to Sydney flight tickets
Qantas Airways
Feb 27
DTW4:01 pmDetroit Metropolitan Wayne County
22h 54m
1 stop
SYD6:55 amSydney Kingsford Smith
Mar 6
SYD6:05 amSydney Kingsford Smith
25h 04m
2 stops
DTW3:09 pmDetroit Metropolitan Wayne County
$1,037
Qantas Airways
Mar 23
DTW4:01 pmDetroit Metropolitan Wayne County
31h 24m
2 stops
SYD2:25 pmSydney Kingsford Smith
Apr 23
SYD12:00 pmSydney Kingsford Smith
20h 26m
1 stop
DTW6:26 pmDetroit Metropolitan Wayne County
$1,073
Qantas Airways
Mar 18
DTW4:01 pmDetroit Metropolitan Wayne County
37h 49m
2 stops
SYD8:50 pmSydney Kingsford Smith
Mar 31
SYD1:00 pmSydney Kingsford Smith
20h 40m
1 stop
DTW6:40 pmDetroit Metropolitan Wayne County
$1,082

American Airlines flights from Detroit to Sydney

Our best American Airlines deals on Detroit to Sydney flight tickets
American Airlines
Feb 14
DTW11:40 amDetroit Metropolitan Wayne County
27h 15m
1 stop
SYD6:55 amSydney Kingsford Smith
Feb 21
SYD2:05 pmSydney Kingsford Smith
20h 36m
1 stop
DTW6:41 pmDetroit Metropolitan Wayne County
$1,455
American Airlines
Feb 14
DTW3:56 pmDetroit Metropolitan Wayne County
25h 04m
2 stops
SYD9:00 amSydney Kingsford Smith
Feb 21
SYD11:20 amSydney Kingsford Smith
23h 21m
2 stops
DTW6:41 pmDetroit Metropolitan Wayne County
$1,457
American Airlines
Feb 14
DTW7:30 amDetroit Metropolitan Wayne County
31h 25m
1 stop
SYD6:55 amSydney Kingsford Smith
Feb 21
SYD11:20 amSydney Kingsford Smith
23h 21m
2 stops
DTW6:41 pmDetroit Metropolitan Wayne County
$1,458

momondo 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, momondo users made 832,500 searches. Data last updated February 3, 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

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 3/20

10:35 am-7:25 am

1 stop29h 50m

Sydney Kingsford Smith

Fri 3/27

2:00 pm-5:05 am

2 stops30h 05m

$992

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 4/28

6:14 pm-7:30 am

1 stop23h 16m

Sydney Kingsford Smith

Tue 5/5

1:15 pm-5:12 am

2 stops29h 57m

$1,010

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 2/27

4:01 pm-6:55 am

1 stop22h 54m

Sydney Kingsford Smith

Fri 3/6

6:05 am-3:09 pm

2 stops25h 04m

$1,037

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 3/20

6:32 pm-12:35 pm

2 stops27h 03m

Sydney Kingsford Smith

Fri 3/27

2:00 pm-5:05 am

2 stops30h 05m

$1,051

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 4/28

6:14 pm-7:30 am

1 stop23h 16m

Sydney Kingsford Smith

Fri 5/8

7:25 pm-4:44 pm

3 stops35h 19m

$1,062

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 3/23

4:01 pm-2:25 pm

2 stops31h 24m

Sydney Kingsford Smith

Thu 4/23

12:00 pm-6:26 pm

1 stop20h 26m

$1,073

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 3/18

4:01 pm-10:25 pm

2 stops39h 24m

Sydney Kingsford Smith

Tue 3/31

1:00 pm-6:40 pm

1 stop20h 40m

$1,082

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 3/20

10:35 am-12:35 pm

2 stops35h 00m

Sydney Kingsford Smith

Fri 3/27

2:00 pm-4:35 am

3 stops29h 35m

$1,092

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 3/23

4:01 pm-2:25 pm

2 stops31h 24m

Sydney Kingsford Smith

Thu 4/23

12:00 pm-6:26 pm

1 stop20h 26m

$1,093

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 3/13

6:32 pm-12:35 pm

2 stops27h 03m

Sydney Kingsford Smith

Sun 3/22

2:00 pm-5:05 am

2 stops30h 05m

$1,104

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Detroit to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Detroit and Sydney?

What is the cheapest month to fly to Sydney?

In general, September is the cheapest month to fly from Detroit to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $902. If you are unable to visit Sydney during the month of September, then departing from Detroit during the month August is also very affordable. Most momondo users find prices during this month for around $914.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,003 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Detroit for as low as $869 on momondo.

Can stopping save me money on Detroit to Sydney flights?

You could potentially save up to 39% on your flight if you consider stops on a Detroit to Sydney flight.

When to book flights from Detroit to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Sydney (DTT to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Sydney

Fastest flight time

25h 14m

Direct flights

None
The fastest flight from Detroit to Sydney takes 25h 14m
There are no direct flights from Detroit to Sydney. There are no popular flight routes from Detroit to Sydney.
Search flight deals

  • How far is Detroit to Sydney Kingsford Smith by plane?

    The distance between Detroit and Sydney Kingsford Smith is about 9474.0 mi. 25h 14m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Detroit to Sydney Kingsford Smith Airport?

    Prices for flights from Detroit to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Detroit to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Detroit to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Detroit to Sydney?

Best airlines flying from Detroit to Sydney

Compare and see reviews for airlines that fly from Detroit to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $723Free CancellationRating
7.1
10,676 reviews
Search Air Canada flights
DeltaPriceFrom $766Free CancellationRating
7.9
8,135 reviews
Search Delta flights
Air New ZealandPriceFrom $810Free CancellationRating
8.0
578 reviews
Search Air New Zealand flights
Qantas AirwaysPriceFrom $816Free CancellationRating
7.5
984 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $834Free CancellationRating
7.2
11,212 reviews
Search American Airlines flights
United AirlinesPriceFrom $842Free CancellationRating
7.4
9,231 reviews
Search United Airlines flights

Traveling to a place near Sydney?

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

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Sydney?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Detroit.

Can I find flights from Detroit to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Detroit to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from Detroit to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Detroit.

I’m not ready to book a flight from Detroit to Sydney right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Detroit to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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