Which layover airport has the shortest connection time from Detroit to Sydney?

Houston (IAH) has the shortest average layover time for this route: 1h 28m.

Which layover airport has the shortest travel time from Detroit to Sydney?

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 22h 19m.

Which airport is the most popular layover for flights between Detroit and Sydney?

Los Angeles (LAX) was the most common stop: 71% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Sydney?

Delta, Qantas Airways and United Airlines are the top three most popular airlines that fly to Sydney from Detroit according to our data. Delta is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Detroit to Sydney Kingsford Smith?

United Airlines and Delta are the most popular carriers operating from Detroit to Sydney Kingsford Smith

Which layover airport offers the lowest fares from Detroit to Sydney?

Flights via Dallas (DFW) offer the lowest average round-trip price of $830.

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?

As of April 2026, there are 6 operators available to choose from 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.

$534 Cheap Flights from Detroit to Sydney in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $1,371 to $1,095. The lowest price recently found on this route was $1,010.

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Find the cheapest flights from Detroit to Sydney

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:54 pm - 11:50 am

DTW

SYD

30h 56m

3 stops

1:15 pm - 7:22 am

SYD

DTW

32h 07m

3 stops

$1,010Multiple Airlines

Tue, May 5 - Tue, May 12

6:30 pm - 11:50 am

DTW

SYD

27h 20m

2 stops

1:15 pm - 6:34 am

SYD

DTW

31h 19m

2 stops

$1,086Multiple Airlines

Wed, Jun 3 - Wed, Jun 10

7:20 pm - 6:55 am

DTW

SYD

21h 35m

1 stop

12:00 pm - 10:39 pm

SYD

DTW

24h 39m

1 stop

$1,149Qantas Airways

Mon, Jun 1 - Mon, Jun 8

7:16 pm - 6:55 am

DTW

SYD

21h 39m

1 stop

12:00 pm - 6:26 pm

SYD

DTW

20h 26m

1 stop

$1,156Qantas Airways

Wed, May 6 - Wed, May 13

6:30 pm - 10:10 pm

DTW

SYD

37h 40m

2 stops

1:15 pm - 6:34 am

SYD

DTW

31h 19m

2 stops

$1,161Multiple Airlines

Wed, May 6 - Wed, May 13

3:46 pm - 11:50 am

DTW

SYD

30h 04m

2 stops

1:15 pm - 7:20 am

SYD

DTW

32h 05m

2 stops

$1,185Multiple Airlines

Wed, Apr 22 - Sun, Apr 26

4:50 pm - 7:00 am

DTW

SYD

24h 10m

2 stops

9:30 am - 8:16 pm

SYD

DTW

24h 46m

2 stops

$1,186United Airlines

Tue, May 5 - Tue, May 12

3:42 pm - 7:05 am

DTW

SYD

25h 23m

2 stops

12:00 pm - 6:26 pm

SYD

DTW

20h 26m

1 stop

$1,189American Airlines

Wed, May 6 - Wed, May 13

3:42 pm - 6:55 am

DTW

SYD

25h 13m

1 stop

12:00 pm - 6:26 pm

SYD

DTW

20h 26m

1 stop

$1,192Qantas Airways

Tue, May 5 - Tue, May 12

5:29 pm - 6:55 am

DTW

SYD

23h 26m

1 stop

10:20 am - 6:01 pm

SYD

DTW

21h 41m

1 stop

$1,196United Airlines

Tue, Aug 4 - Tue, Aug 11

Delta flights from Detroit to Sydney

Our best Delta deals on Detroit to Sydney flight tickets

Delta

Aug 4

DTW5:40 pmDetroit Metropolitan Wayne County

23h 10m

2 stops

SYD6:50 amSydney Kingsford Smith

Aug 16

SYD9:15 amSydney Kingsford Smith

24h 59m

2 stops

DTW8:14 pmDetroit Metropolitan Wayne County

$1,200

Delta

May 1

DTW12:23 pmDetroit Metropolitan Wayne County

28h 27m

1 stop

SYD6:50 amSydney Kingsford Smith

May 10

SYD9:15 amSydney Kingsford Smith

28h 04m

1 stop

DTW11:19 pmDetroit Metropolitan Wayne County

$1,247

Delta

Apr 21

DTW7:08 pmDetroit Metropolitan Wayne County

21h 42m

1 stop

SYD6:50 amSydney Kingsford Smith

Apr 24

SYD9:15 amSydney Kingsford Smith

27h 57m

1 stop

DTW11:12 pmDetroit Metropolitan Wayne County

$1,502

Air New Zealand flights from Detroit to Sydney

Our best Air New Zealand deals on Detroit to Sydney flight tickets

Air New Zealand

Aug 2

DTW5:29 pmDetroit Metropolitan Wayne County

23h 26m

1 stop

SYD6:55 amSydney Kingsford Smith

Aug 18

SYD9:30 amSydney Kingsford Smith

22h 31m

1 stop

DTW6:01 pmDetroit Metropolitan Wayne County

$1,248

Air New Zealand

Apr 14

DTW2:05 pmDetroit Metropolitan Wayne County

26h 55m

2 stops

SYD7:00 amSydney Kingsford Smith

Apr 22

SYD9:30 amSydney Kingsford Smith

25h 55m

1 stop

DTW9:25 pmDetroit Metropolitan Wayne County

$1,250

Air New Zealand

Jun 3

DTW5:29 pmDetroit Metropolitan Wayne County

23h 26m

1 stop

SYD6:55 amSydney Kingsford Smith

Jun 21

SYD10:20 amSydney Kingsford Smith

33h 00m

1 stop

DTW5:20 amDetroit Metropolitan Wayne County

$1,256

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 5/5

2:54 pm-11:50 am

3 stops30h 56m

Sydney Kingsford Smith

Tue 5/12

1:15 pm-7:22 am

3 stops32h 07m

$1,010

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 6/3

6:30 pm-11:50 am

2 stops27h 20m

Sydney Kingsford Smith

Wed 6/10

1:15 pm-6:34 am

2 stops31h 19m

$1,086

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 6/1

7:20 pm-6:55 am

1 stop21h 35m

Sydney Kingsford Smith

Mon 6/8

12:00 pm-10:39 pm

1 stop24h 39m

$1,149

Quickest round-trip

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 5/6

7:16 pm-6:55 am

1 stop21h 39m

Sydney Kingsford Smith

Wed 5/13

12:00 pm-6:26 pm

1 stop20h 26m

$1,156

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 5/6

6:30 pm-10:10 pm

2 stops37h 40m

Sydney Kingsford Smith

Wed 5/13

1:15 pm-6:34 am

2 stops31h 19m

$1,161

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 4/22

3:46 pm-11:50 am

2 stops30h 04m

Sydney Kingsford Smith

Sun 4/26

1:15 pm-7:20 am

2 stops32h 05m

$1,185

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 5/5

4:50 pm-7:00 am

2 stops24h 10m

Sydney Kingsford Smith

Tue 5/12

9:30 am-8:16 pm

2 stops24h 46m

$1,186

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 5/6

3:42 pm-7:05 am

2 stops25h 23m

Sydney Kingsford Smith

Wed 5/13

12:00 pm-6:26 pm

1 stop20h 26m

$1,189

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 5/5

3:42 pm-6:55 am

1 stop25h 13m

Sydney Kingsford Smith

Tue 5/12

12:00 pm-6:26 pm

1 stop20h 26m

$1,192

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 8/4

5:29 pm-6:55 am

1 stop23h 26m

Sydney Kingsford Smith

Tue 8/11

10:20 am-6:01 pm

1 stop21h 41m

$1,196

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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 September is also very affordable. Most momondo users find prices during this month for around $908.

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 $1,096 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 $949 on momondo.

Can stopping save me money on Detroit to Sydney flights?

You could potentially save up to 28% 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	21h 35m
Direct flights	None

The fastest flight from Detroit to Sydney takes 21h 35m

There are no direct flights from Detroit to Sydney. There are no popular flight routes from Detroit to Sydney.

Search flight deals

Frequently asked questions about flying from Detroit to Sydney

How far is Detroit to Sydney Kingsford Smith by plane?
The distance between Detroit and Sydney Kingsford Smith is about 9474.0 mi. 21h 35m 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?
As of April 2026, there are 6 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Detroit to Sydney is Delta (44% of total bookings). The next most popular airlines are United Airlines (21%), Qantas Airways (20%), and American Airlines (15%).

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 Canada	PriceFrom $723	Free Cancellation	Rating 7.1 10,907 reviews	Search Air Canada flights
Delta	PriceFrom $766	Free Cancellation	Rating 7.9 8,392 reviews	Search Delta flights
Air New Zealand	PriceFrom $810	Free Cancellation	Rating 8.0 626 reviews	Search Air New Zealand flights
United Airlines	PriceFrom $854	Free Cancellation	Rating 7.4 9,555 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $860	Free Cancellation	Rating 7.5 1,017 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $882	Free Cancellation	Rating 7.1 11,564 reviews	Search American Airlines flights

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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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Cheap flights from Detroit to Sydney from $534

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 5/15. 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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How to get the cheapest flight ticket from Detroit to Sydney

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

What is the cheapest month to fly to Sydney?

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

Can stopping save me money on Detroit to Sydney flights?

What is the cheapest airline that flies from Detroit to Sydney Kingsford Smith?

What airlines fly to Sydney?

Which airport is the most popular layover for flights between Detroit and Sydney?

Which layover airport offers the lowest fares from Detroit to Sydney?

Which layover airport has the shortest travel time from Detroit to Sydney?

Which layover airport has the shortest connection time from Detroit to Sydney?

When to book flights from Detroit to Sydney

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

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney trip

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