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?

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

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

Los Angeles (LAX) was the most common stop: 64% 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 45% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 5 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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 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 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.

$654 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 $1,236 to $995. The lowest price recently found on this route was $1,010.

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Find the cheapest flights from Detroit to Sydney

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6:25 pm - 6:50 am

DTW

SYD

22h 25m

1 stop

10:15 am - 7:14 pm

SYD

DTW

23h 59m

1 stop

$1,010Delta

Tue, Sep 29 - Wed, Oct 14

1:43 pm - 7:05 am

DTW

SYD

27h 22m

2 stops

9:10 am - 10:38 pm

SYD

DTW

27h 28m

2 stops

$1,011American Airlines

Wed, Jun 3 - Wed, Jun 10

3:55 pm - 6:50 am

DTW

SYD

24h 55m

2 stops

10:15 am - 6:48 pm

SYD

DTW

23h 33m

2 stops

$1,015Delta

Tue, Sep 29 - Sun, Oct 18

12:40 pm - 6:50 am

DTW

SYD

28h 10m

1 stop

10:15 am - 7:14 pm

SYD

DTW

23h 59m

1 stop

$1,060Delta

Thu, Oct 1 - Mon, Oct 19

1:43 pm - 7:05 am

DTW

SYD

27h 22m

2 stops

9:10 am - 9:34 pm

SYD

DTW

26h 24m

2 stops

$1,061American Airlines

Thu, Jun 11 - Mon, Jun 15

6:25 pm - 7:50 am

DTW

SYD

22h 25m

1 stop

10:40 am - 9:18 pm

SYD

DTW

26h 38m

2 stops

$1,065Delta

Sat, Oct 10 - Wed, Nov 4

6:20 pm - 7:00 am

DTW

SYD

46h 40m

2 stops

10:20 am - 4:27 pm

SYD

DTW

20h 07m

1 stop

$1,079United Airlines

Sat, Jun 6 - Sat, Jun 13

4:17 pm - 7:05 am

DTW

SYD

24h 48m

2 stops

12:00 pm - 10:38 pm

SYD

DTW

24h 38m

1 stop

$1,099American Airlines

Wed, Jun 3 - Wed, Jun 10

7:03 pm - 6:55 am

DTW

SYD

21h 52m

1 stop

10:20 am - 6:12 pm

SYD

DTW

21h 52m

1 stop

$1,109Air New Zealand

Fri, Sep 11 - Fri, Sep 25

4:59 pm - 6:50 am

DTW

SYD

23h 51m

1 stop

10:15 am - 5:06 pm

SYD

DTW

21h 51m

1 stop

$1,110Delta

Thu, Oct 1 - Sat, Oct 17

Delta flights from Detroit to Sydney

Our best Delta deals on Detroit to Sydney flight tickets

Delta

Sep 29

DTW6:25 pmDetroit Metropolitan Wayne County

22h 25m

1 stop

SYD6:50 amSydney Kingsford Smith

Oct 18

SYD10:15 amSydney Kingsford Smith

21h 51m

1 stop

DTW5:06 pmDetroit Metropolitan Wayne County

$1,010

Delta

Oct 1

DTW6:25 pmDetroit Metropolitan Wayne County

22h 25m

1 stop

SYD6:50 amSydney Kingsford Smith

Oct 18

SYD10:15 amSydney Kingsford Smith

23h 59m

1 stop

DTW7:14 pmDetroit Metropolitan Wayne County

$1,060

Delta

Oct 10

DTW6:25 pmDetroit Metropolitan Wayne County

22h 25m

1 stop

SYD7:50 amSydney Kingsford Smith

Nov 1

SYD10:40 amSydney Kingsford Smith

25h 33m

2 stops

DTW9:13 pmDetroit Metropolitan Wayne County

$1,065

American Airlines flights from Detroit to Sydney

Our best American Airlines deals on Detroit to Sydney flight tickets

American Airlines

Jun 3

DTW1:43 pmDetroit Metropolitan Wayne County

27h 22m

2 stops

SYD7:05 amSydney Kingsford Smith

Jun 10

SYD9:10 amSydney Kingsford Smith

27h 28m

2 stops

DTW10:38 pmDetroit Metropolitan Wayne County

$1,011

American Airlines

Jun 11

DTW1:43 pmDetroit Metropolitan Wayne County

27h 22m

2 stops

SYD7:05 amSydney Kingsford Smith

Jun 15

SYD9:10 amSydney Kingsford Smith

26h 24m

2 stops

DTW9:34 pmDetroit Metropolitan Wayne County

$1,061

American Airlines

Jun 3

DTW4:17 pmDetroit Metropolitan Wayne County

24h 48m

2 stops

SYD7:05 amSydney Kingsford Smith

Jun 10

SYD12:00 pmSydney Kingsford Smith

24h 38m

1 stop

DTW10:38 pmDetroit Metropolitan Wayne County

$1,099

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 9/29

6:25 pm-6:50 am

1 stop22h 25m

Sydney Kingsford Smith

Wed 10/14

10:15 am-7:14 pm

1 stop23h 59m

$1,010

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 6/3

1:43 pm-7:05 am

2 stops27h 22m

Sydney Kingsford Smith

Wed 6/10

9:10 am-10:38 pm

2 stops27h 28m

$1,011

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 9/29

3:55 pm-6:50 am

2 stops24h 55m

Sydney Kingsford Smith

Sun 10/18

10:15 am-6:48 pm

2 stops23h 33m

$1,015

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Thu 10/1

12:40 pm-6:50 am

1 stop28h 10m

Sydney Kingsford Smith

Mon 10/19

10:15 am-7:14 pm

1 stop23h 59m

$1,060

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Thu 6/11

1:43 pm-7:05 am

2 stops27h 22m

Sydney Kingsford Smith

Mon 6/15

9:10 am-9:34 pm

2 stops26h 24m

$1,061

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sat 10/10

6:25 pm-7:50 am

1 stop22h 25m

Sydney Kingsford Smith

Wed 11/4

10:40 am-9:18 pm

2 stops26h 38m

$1,065

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sat 6/6

6:20 pm-7:00 am

2 stops46h 40m

Sydney Kingsford Smith

Sat 6/13

10:20 am-4:27 pm

1 stop20h 07m

$1,079

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 6/3

4:17 pm-7:05 am

2 stops24h 48m

Sydney Kingsford Smith

Wed 6/10

12:00 pm-10:38 pm

1 stop24h 38m

$1,099

Quickest round-trip

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 9/11

7:03 pm-6:55 am

1 stop21h 52m

Sydney Kingsford Smith

Fri 9/25

10:20 am-6:12 pm

1 stop21h 52m

$1,109

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Thu 10/1

4:59 pm-6:50 am

1 stop23h 51m

Sydney Kingsford Smith

Sat 10/17

10:15 am-5:06 pm

1 stop21h 51m

$1,110

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 $1,103 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	23h 26m
Direct flights	None

The fastest flight from Detroit to Sydney takes 23h 26m

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. 23h 26m 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 8,451 reviews	Search Delta flights
Air Canada	PriceFrom $723	Free Cancellation	Rating 7.1 11,015 reviews	Search Air Canada flights
United Airlines	PriceFrom $853	Free Cancellation	Rating 7.4 9,694 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $863	Free Cancellation	Rating 7.5 1,034 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 $654

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 8/16. 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 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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