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

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

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 44% 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.

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

Los Angeles (LAX) was the most common stop: 69% of momondo users choosing 1-stop flights on this route connected there.

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.

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

Delta is the most popular carrier operating from Detroit to Sydney Kingsford Smith

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

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 21h 32m.

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 May 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.

$560 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 $1,352 to $1,003. The lowest price recently found on this route was $1,109.

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Find the cheapest flights from Detroit to Sydney

Round-trip

One-way

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7:20 pm - 6:55 am

DTW

SYD

21h 35m

1 stop

12:00 pm - 6:29 pm

SYD

DTW

20h 29m

1 stop

$1,109Qantas Airways

Sun, May 24 - Sun, Jun 7

4:10 pm - 6:55 am

DTW

SYD

24h 45m

1 stop

12:00 pm - 6:29 pm

SYD

DTW

20h 29m

1 stop

$1,140Qantas Airways

Wed, Jun 3 - Wed, Jun 10

2:10 pm - 6:55 am

DTW

SYD

26h 45m

2 stops

10:20 am - 4:27 pm

SYD

DTW

20h 07m

1 stop

$1,179United Airlines

Sun, May 24 - Sun, Jun 7

5:29 pm - 6:55 am

DTW

SYD

23h 26m

1 stop

10:20 am - 4:23 pm

SYD

DTW

20h 03m

1 stop

$1,184United Airlines

Wed, Jun 3 - Wed, Jun 10

3:50 pm - 6:50 am

DTW

SYD

25h 00m

1 stop

9:15 am - 11:19 pm

SYD

DTW

28h 04m

1 stop

$1,185Delta

Tue, Jul 21 - Tue, Jul 28

6:39 pm - 6:50 am

DTW

SYD

22h 11m

1 stop

9:15 am - 11:22 pm

SYD

DTW

28h 07m

1 stop

$1,186Delta

Tue, Jun 2 - Tue, Jun 9

3:50 pm - 6:50 am

DTW

SYD

25h 00m

1 stop

9:15 am - 9:11 pm

SYD

DTW

25h 56m

2 stops

$1,189Delta

Tue, Jul 21 - Tue, Jul 28

2:10 pm - 7:00 am

DTW

SYD

26h 50m

2 stops

10:20 am - 8:22 pm

SYD

DTW

24h 02m

2 stops

$1,190United Airlines

Tue, Jun 2 - Tue, Jun 9

8:30 am - 6:50 am

DTW

SYD

32h 20m

1 stop

9:15 am - 7:09 pm

SYD

DTW

23h 54m

1 stop

$1,195Delta

Tue, Jul 21 - Tue, Jul 28

7:21 pm - 6:55 am

DTW

SYD

21h 34m

1 stop

12:00 pm - 11:41 pm

SYD

DTW

25h 41m

1 stop

$1,197American Airlines

Wed, Jun 10 - Tue, Jun 30

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Delta flights from Detroit to Sydney

Our best Delta deals on Detroit to Sydney flight tickets

Delta

Jul 21

DTW3:50 pmDetroit Metropolitan Wayne County

25h 00m

1 stop

SYD6:50 amSydney Kingsford Smith

Jul 28

SYD9:15 amSydney Kingsford Smith

28h 04m

1 stop

DTW11:19 pmDetroit Metropolitan Wayne County

$1,185

Delta

Jun 2

DTW6:39 pmDetroit Metropolitan Wayne County

22h 11m

1 stop

SYD6:50 amSydney Kingsford Smith

Jun 9

SYD9:15 amSydney Kingsford Smith

28h 07m

1 stop

DTW11:22 pmDetroit Metropolitan Wayne County

$1,186

Delta

Jul 21

DTW8:30 amDetroit Metropolitan Wayne County

32h 20m

1 stop

SYD6:50 amSydney Kingsford Smith

Jul 28

SYD9:15 amSydney Kingsford Smith

23h 54m

1 stop

DTW7:09 pmDetroit Metropolitan Wayne County

$1,195

American Airlines flights from Detroit to Sydney

Our best American Airlines deals on Detroit to Sydney flight tickets

American Airlines

Oct 13

DTW4:10 pmDetroit Metropolitan Wayne County

24h 55m

2 stops

SYD8:05 amSydney Kingsford Smith

Nov 9

SYD11:15 amSydney Kingsford Smith

23h 28m

2 stops

DTW6:43 pmDetroit Metropolitan Wayne County

$1,183

American Airlines

Jun 10

DTW7:21 pmDetroit Metropolitan Wayne County

21h 34m

1 stop

SYD6:55 amSydney Kingsford Smith

Jun 30

SYD12:00 pmSydney Kingsford Smith

25h 41m

1 stop

DTW11:41 pmDetroit Metropolitan Wayne County

$1,197

American Airlines

Sep 11

DTW1:51 pmDetroit Metropolitan Wayne County

27h 14m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 25

SYD9:10 amSydney Kingsford Smith

25h 56m

2 stops

DTW9:06 pmDetroit Metropolitan Wayne County

$1,283

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 5/24

7:20 pm-6:55 am

1 stop21h 35m

Sydney Kingsford Smith

Sun 6/7

12:00 pm-6:29 pm

1 stop20h 29m

$1,109

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 6/3

4:10 pm-6:55 am

1 stop24h 45m

Sydney Kingsford Smith

Wed 6/10

12:00 pm-6:29 pm

1 stop20h 29m

$1,140

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 5/24

2:10 pm-6:55 am

2 stops26h 45m

Sydney Kingsford Smith

Sun 6/7

10:20 am-4:27 pm

1 stop20h 07m

$1,179

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 6/3

5:29 pm-6:55 am

1 stop23h 26m

Sydney Kingsford Smith

Wed 6/10

10:20 am-4:23 pm

1 stop20h 03m

$1,184

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 7/21

3:50 pm-6:50 am

1 stop25h 00m

Sydney Kingsford Smith

Tue 7/28

9:15 am-11:19 pm

1 stop28h 04m

$1,185

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 6/2

6:39 pm-6:50 am

1 stop22h 11m

Sydney Kingsford Smith

Tue 6/9

9:15 am-11:22 pm

1 stop28h 07m

$1,186

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 7/21

3:50 pm-6:50 am

1 stop25h 00m

Sydney Kingsford Smith

Tue 7/28

9:15 am-9:11 pm

2 stops25h 56m

$1,189

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 6/2

2:10 pm-7:00 am

2 stops26h 50m

Sydney Kingsford Smith

Tue 6/9

10:20 am-8:22 pm

2 stops24h 02m

$1,190

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 7/21

8:30 am-6:50 am

1 stop32h 20m

Sydney Kingsford Smith

Tue 7/28

9:15 am-7:09 pm

1 stop23h 54m

$1,195

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 6/10

7:21 pm-6:55 am

1 stop21h 34m

Sydney Kingsford Smith

Tue 6/30

12:00 pm-11:41 pm

1 stop25h 41m

$1,197

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 $180. If you are unable to visit Sydney during the month of March, then departing from Detroit during the month July is also very affordable. Most momondo users find prices during this month for around $193.

How far in advance should I book a flight from Detroit 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 $1,124 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 26% 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.

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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 May 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 (41% of total bookings). The next most popular airlines are United Airlines (22%), Qantas Airways (21%), and American Airlines (16%).

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
Delta	PriceFrom $528	Free Cancellation	Rating 7.9 8,459 reviews	Search Delta flights
Air Canada	PriceFrom $723	Free Cancellation	Rating 7.1 10,998 reviews	Search Air Canada flights
United Airlines	PriceFrom $853	Free Cancellation	Rating 7.4 9,683 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $863	Free Cancellation	Rating 7.5 1,030 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $882	Free Cancellation	Rating 7.1 11,668 reviews	Search American Airlines flights
Air New Zealand	PriceFrom $1,275	Free Cancellation	Rating 8.0 640 reviews	Search Air New Zealand 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 $598

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 5/28. 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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Delta flights from Detroit to Sydney

Our best Delta deals on Detroit to Sydney flight tickets

American Airlines flights from Detroit to Sydney

Our best American Airlines deals on Detroit to Sydney flight tickets

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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 from Detroit 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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List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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