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Cheap flights from Detroit to Sydney from $599

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 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Qantas Airways Logo
3:58 pm - 6:55 am
DTW
-
SYD
22h 57m1 stop
Qantas Airways Logo
6:05 am - 3:09 pm
SYD
-
DTW
24h 04m2 stops
$896Qantas Airways
Wed, Feb 18 - Wed, Mar 11
Qantas Airways Logo
5:35 pm - 9:30 pm
DTW
-
SYD
35h 55m2 stops
Qantas Airways Logo
2:05 pm - 8:44 pm
SYD
-
DTW
22h 39m1 stop
$926Qantas Airways
Mon, Feb 2 - Mon, Feb 9
Qantas Airways Logo
5:35 pm - 8:50 pm
DTW
-
SYD
35h 15m2 stops
Qantas Airways Logo
2:05 pm - 8:44 pm
SYD
-
DTW
22h 39m1 stop
$927Qantas Airways
Wed, Feb 4 - Wed, Feb 11
Qantas Airways Logo
1:23 pm - 6:55 am
DTW
-
SYD
25h 32m1 stop
Qantas Airways Logo
5:30 pm - 3:07 pm
SYD
-
DTW
37h 37m2 stops
$937Qantas Airways
Mon, Feb 9 - Sat, Feb 28
Qantas Airways Logo
1:23 pm - 6:55 am
DTW
-
SYD
25h 32m1 stop
Qantas Airways Logo
4:25 pm - 6:39 pm
SYD
-
DTW
42h 14m2 stops
$938Qantas Airways
Mon, Feb 9 - Sat, Feb 28
Qantas Airways Logo
1:23 pm - 10:25 pm
DTW
-
SYD
41h 02m2 stops
Qantas Airways Logo
2:05 pm - 6:39 pm
SYD
-
DTW
20h 34m1 stop
$956Qantas Airways
Wed, Feb 4 - Tue, Feb 17
Qantas Airways Logo
1:23 pm - 10:25 pm
DTW
-
SYD
41h 02m2 stops
Qantas Airways Logo
2:05 pm - 6:39 pm
SYD
-
DTW
20h 34m1 stop
$958Qantas Airways
Wed, Feb 4 - Wed, Feb 18
Qantas Airways Logo
1:23 pm - 6:55 am
DTW
-
SYD
25h 32m1 stop
Qantas Airways Logo
6:05 am - 3:07 pm
SYD
-
DTW
25h 02m2 stops
$965Qantas Airways
Fri, Feb 6 - Wed, Feb 18
Qantas Airways Logo
5:35 pm - 10:55 am
DTW
-
SYD
25h 20m2 stops
Qantas Airways Logo
12:00 pm - 6:00 pm
SYD
-
DTW
20h 00m1 stop
$1,041Qantas Airways
Fri, Jan 30 - Thu, Apr 30
Qantas Airways Logo
5:35 pm - 2:25 pm
DTW
-
SYD
28h 50m2 stops
Qantas Airways Logo
2:05 pm - 9:14 pm
SYD
-
DTW
23h 09m1 stop
$1,057Qantas Airways
Mon, Jan 26 - Mon, Feb 16

Qantas Airways flights from Detroit to Sydney

Our best Qantas Airways deals on Detroit to Sydney flight tickets
Qantas Airways
Feb 18
DTW3:58 pmDetroit Metropolitan Wayne County
22h 57m
1 stop
SYD6:55 amSydney Kingsford Smith
Mar 11
SYD6:05 amSydney Kingsford Smith
24h 04m
2 stops
DTW3:09 pmDetroit Metropolitan Wayne County
$896
Find similar
Qantas Airways
Feb 2
DTW5:35 pmDetroit Metropolitan Wayne County
35h 55m
2 stops
SYD9:30 pmSydney Kingsford Smith
Feb 9
SYD2:05 pmSydney Kingsford Smith
22h 39m
1 stop
DTW8:44 pmDetroit Metropolitan Wayne County
$926
Find similar
Qantas Airways
Feb 4
DTW5:35 pmDetroit Metropolitan Wayne County
36h 50m
2 stops
SYD10:25 pmSydney Kingsford Smith
Feb 11
SYD2:05 pmSydney Kingsford Smith
22h 39m
1 stop
DTW8:44 pmDetroit Metropolitan Wayne County
$927
Find similar

United Airlines flights from Detroit to Sydney

Our best United Airlines deals on Detroit to Sydney flight tickets
United Airlines
Dec 21
DTW6:00 amDetroit Metropolitan Wayne County
33h 00m
1 stop
SYD7:00 amSydney Kingsford Smith
Dec 31
SYD9:00 amSydney Kingsford Smith
31h 06m
2 stops
DTW12:06 amDetroit Metropolitan Wayne County
$1,582
Find similar
United Airlines
Dec 15
DTW8:15 amDetroit Metropolitan Wayne County
30h 45m
1 stop
SYD7:00 amSydney Kingsford Smith
Jan 15
SYD8:30 amSydney Kingsford Smith
28h 47m
2 stops
DTW9:17 pmDetroit Metropolitan Wayne County
$1,583
Find similar
United Airlines
Dec 21
DTW9:12 amDetroit Metropolitan Wayne County
31h 53m
2 stops
SYD9:05 amSydney Kingsford Smith
Dec 31
SYD9:00 amSydney Kingsford Smith
31h 06m
2 stops
DTW12:06 amDetroit Metropolitan Wayne County
$1,587
Find similar

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 December 10, 2025.
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

Wed 2/18

3:58 pm-6:55 am

1 stop22h 57m

Sydney Kingsford Smith

Wed 3/11

6:05 am-3:09 pm

2 stops24h 04m

$896

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 2/2

5:35 pm-9:30 pm

2 stops35h 55m

Sydney Kingsford Smith

Mon 2/9

2:05 pm-8:44 pm

1 stop22h 39m

$926

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 2/4

5:35 pm-8:50 pm

2 stops35h 15m

Sydney Kingsford Smith

Wed 2/11

2:05 pm-8:44 pm

1 stop22h 39m

$927

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 2/9

1:23 pm-6:55 am

1 stop25h 32m

Sydney Kingsford Smith

Sat 2/28

5:30 pm-3:07 pm

2 stops37h 37m

$937

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 2/9

1:23 pm-6:55 am

1 stop25h 32m

Sydney Kingsford Smith

Sat 2/28

4:25 pm-6:39 pm

2 stops42h 14m

$938

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 2/4

1:23 pm-10:25 pm

2 stops41h 02m

Sydney Kingsford Smith

Tue 2/17

2:05 pm-6:39 pm

1 stop20h 34m

$956

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 2/4

1:23 pm-10:25 pm

2 stops41h 02m

Sydney Kingsford Smith

Wed 2/18

2:05 pm-6:39 pm

1 stop20h 34m

$958

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 2/6

1:23 pm-6:55 am

1 stop25h 32m

Sydney Kingsford Smith

Wed 2/18

6:05 am-3:07 pm

2 stops25h 02m

$965

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 1/30

5:35 pm-10:55 am

2 stops25h 20m

Sydney Kingsford Smith

Thu 4/30

12:00 pm-6:00 pm

1 stop20h 00m

$1,041

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 1/26

5:35 pm-2:25 pm

2 stops28h 50m

Sydney Kingsford Smith

Mon 2/16

2:05 pm-9:14 pm

1 stop23h 09m

$1,057

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

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, March 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 $901. If you are unable to visit Sydney during the month of March, then departing from Detroit during the month November is also very affordable. Most momondo users find prices during this month for around $903.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Detroit to Sydney is on a Tuesday when prices can be found for as low as $1,226. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,601.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is at noon. momondo users have found flights departing from Detroit to Sydney at noon for as low as $981. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the afternoon, with an average ticket price of $1,536. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $993 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 $886 on momondo.

Can stopping save me money on Detroit to Sydney flights?

You could potentially save up to 24% 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

22h 57m

Direct flights

None
The fastest flight from Detroit to Sydney takes 22h 57m
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. 22h 57m 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
10,514 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $816Free CancellationRating
7.5
947 reviews
Search Qantas Airways flights
DeltaPriceFrom $823Free CancellationRating
7.9
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $839Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
United AirlinesPriceFrom $842Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
Air New ZealandPriceFrom $864Free CancellationRating
8.0
552 reviews
Search Air New Zealand flights

Traveling to a place near Sydney?

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