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

Los Angeles (LAX) was the most common stop: 62% of momondo users choosing 1-stop flights on this route connected there.

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.

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

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

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 40% 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 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 June 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.

$516 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 typical for flights on this route. Typical prices usually range from $974 to $1,328. The lowest price recently found on this route was $1,227.

Discover deals from 900+ travel sites with momondo.

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.

3:50 pm - 10:25 pm

DTW

SYD

38h 35m

2 stops

2:05 pm - 5:45 pm

SYD

DTW

19h 40m

1 stop

$1,227Qantas Airways

Wed, Nov 4 - Wed, Nov 18

3:52 pm - 6:55 am

DTW

SYD

25h 03m

1 stop

12:00 pm - 10:36 pm

SYD

DTW

24h 36m

1 stop

$1,285American Airlines

Tue, Jul 21 - Tue, Jul 28

8:50 am - 6:55 am

DTW

SYD

32h 05m

2 stops

9:30 am - 8:22 pm

SYD

DTW

24h 52m

2 stops

$1,288United Airlines

Sun, Jul 26 - Sun, Aug 9

7:18 pm - 6:55 am

DTW

SYD

21h 37m

1 stop

10:20 am - 6:09 pm

SYD

DTW

21h 49m

1 stop

$1,298United Airlines

Sun, Aug 30 - Mon, Sep 14

8:30 pm - 6:50 am

DTW

SYD

20h 20m

1 stop

9:15 am - 11:43 pm

SYD

DTW

28h 28m

1 stop

$1,299Delta

Wed, Aug 5 - Wed, Aug 12

4:26 pm - 7:00 am

DTW

SYD

24h 34m

2 stops

9:30 am - 10:30 pm

SYD

DTW

27h 00m

2 stops

$1,302United Airlines

Sun, Aug 30 - Mon, Sep 14

8:30 pm - 6:50 am

DTW

SYD

20h 20m

1 stop

9:15 am - 8:47 am

SYD

DTW

37h 32m

2 stops

$1,303Delta

Sun, Aug 9 - Sun, Aug 23

7:51 pm - 6:55 am

DTW

SYD

21h 04m

1 stop

10:00 pm - 10:36 pm

SYD

DTW

38h 36m

2 stops

$1,308American Airlines

Tue, Jul 21 - Tue, Jul 28

7:51 pm - 10:30 am

DTW

SYD

48h 39m

2 stops

10:00 pm - 10:36 pm

SYD

DTW

38h 36m

2 stops

$1,323American Airlines

Tue, Jul 21 - Tue, Jul 28

12:46 pm - 6:25 am

DTW

SYD

27h 39m

2 stops

12:00 pm - 10:33 pm

SYD

DTW

24h 33m

2 stops

$1,327American Airlines

Sun, Aug 23 - Sun, Sep 6

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Qantas Airways flights from Detroit to Sydney

Our best Qantas Airways deals on Detroit to Sydney flight tickets

Qantas Airways

Nov 4

DTW3:50 pmDetroit Metropolitan Wayne County

38h 35m

2 stops

SYD10:25 pmSydney Kingsford Smith

Nov 18

SYD2:05 pmSydney Kingsford Smith

19h 40m

1 stop

DTW5:45 pmDetroit Metropolitan Wayne County

$1,227

Qantas Airways

Jun 29

DTW7:21 pmDetroit Metropolitan Wayne County

21h 34m

1 stop

SYD6:55 amSydney Kingsford Smith

Jul 8

SYD12:00 pmSydney Kingsford Smith

24h 36m

1 stop

DTW10:36 pmDetroit Metropolitan Wayne County

$1,247

Qantas Airways

Jun 29

DTW4:10 pmDetroit Metropolitan Wayne County

24h 45m

1 stop

SYD6:55 amSydney Kingsford Smith

Jul 14

SYD12:00 pmSydney Kingsford Smith

20h 59m

1 stop

DTW6:59 pmDetroit Metropolitan Wayne County

$1,248

Delta flights from Detroit to Sydney

Our best Delta deals on Detroit to Sydney flight tickets

Delta

Jun 28

DTW6:20 pmDetroit Metropolitan Wayne County

22h 30m

1 stop

SYD6:50 amSydney Kingsford Smith

Jul 28

SYD9:15 amSydney Kingsford Smith

28h 04m

1 stop

DTW11:19 pmDetroit Metropolitan Wayne County

$1,298

Delta

Aug 5

DTW8:30 pmDetroit Metropolitan Wayne County

20h 20m

1 stop

SYD6:50 amSydney Kingsford Smith

Aug 12

SYD9:15 amSydney Kingsford Smith

28h 28m

1 stop

DTW11:43 pmDetroit Metropolitan Wayne County

$1,299

Delta

Jun 29

DTW2:07 pmDetroit Metropolitan Wayne County

26h 43m

1 stop

SYD6:50 amSydney Kingsford Smith

Jul 7

SYD9:15 amSydney Kingsford Smith

38h 10m

2 stops

DTW9:25 amDetroit Metropolitan Wayne County

$1,303

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 11/4

3:50 pm-10:25 pm

2 stops38h 35m

Sydney Kingsford Smith

Wed 11/18

2:05 pm-5:45 pm

1 stop19h 40m

$1,227

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 7/21

3:52 pm-6:55 am

1 stop25h 03m

Sydney Kingsford Smith

Tue 7/28

12:00 pm-10:36 pm

1 stop24h 36m

$1,285

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 7/26

8:50 am-6:55 am

2 stops32h 05m

Sydney Kingsford Smith

Sun 8/9

9:30 am-8:22 pm

2 stops24h 52m

$1,288

Quickest round-trip

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 8/30

7:18 pm-6:55 am

1 stop21h 37m

Sydney Kingsford Smith

Mon 9/14

10:20 am-6:09 pm

1 stop21h 49m

$1,298

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 8/5

8:30 pm-6:50 am

1 stop20h 20m

Sydney Kingsford Smith

Wed 8/12

9:15 am-11:43 pm

1 stop28h 28m

$1,299

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 8/30

4:26 pm-7:00 am

2 stops24h 34m

Sydney Kingsford Smith

Mon 9/14

9:30 am-10:30 pm

2 stops27h 00m

$1,302

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 8/9

8:30 pm-6:50 am

1 stop20h 20m

Sydney Kingsford Smith

Sun 8/23

9:15 am-8:47 am

2 stops37h 32m

$1,303

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 7/21

7:51 pm-6:55 am

1 stop21h 04m

Sydney Kingsford Smith

Tue 7/28

10:00 pm-10:36 pm

2 stops38h 36m

$1,308

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 7/21

7:51 pm-10:30 am

2 stops48h 39m

Sydney Kingsford Smith

Tue 7/28

10:00 pm-10:36 pm

2 stops38h 36m

$1,323

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 8/23

12:46 pm-6:25 am

2 stops27h 39m

Sydney Kingsford Smith

Sun 9/6

12:00 pm-10:33 pm

2 stops24h 33m

$1,327

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 May is also very affordable. Most momondo users find prices during this month for around $185.

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 $1,205 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 $911 on momondo.

Can stopping save me money on Detroit to Sydney flights?

You could potentially save up to 30% 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 04m
Direct flights	None

The fastest flight from Detroit to Sydney takes 21h 04m

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 04m 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 June 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 (35% of total bookings). The next most popular airlines are Qantas Airways (29%), United Airlines (20%), 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 $766	Free Cancellation	Rating 7.8 8,425 reviews	Search Delta flights
Air Canada	PriceFrom $801	Free Cancellation	Rating 7.1 11,244 reviews	Search Air Canada flights
United Airlines	PriceFrom $850	Free Cancellation	Rating 7.4 9,874 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $863	Free Cancellation	Rating 7.5 1,048 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $882	Free Cancellation	Rating 7.1 11,744 reviews	Search American Airlines flights
Air New Zealand	PriceFrom $1,185	Free Cancellation	Rating 8.0 645 reviews	Search Air New Zealand flights

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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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Cheap flights from Detroit to Sydney from $513

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 7/29. 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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Qantas Airways flights from Detroit to Sydney

Our best Qantas Airways deals on Detroit to Sydney flight tickets

Delta flights from Detroit to Sydney

Our best Delta 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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