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

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

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 refreshed on a daily basis.

How many operators does momondo search for flights from Detroit to Sydney Kingsford Smith Airport?

The number of operators available for flights from Detroit to Sydney Kingsford Smith Airport is 1 as of December 2025.

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 stopovers. 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 licence 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.

$364 Cheap Flights from Detroit to Sydney in 2025/26

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 $1,391 to $2,123. The lowest price recently found on this route was $1,330.

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Find the cheapest flights from Detroit to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:23 - 20:35

DTW

SYD

39h 12m2 stops

14:05 - 18:39

SYD

DTW

20h 34m1 stop

$1,330Qantas Airways

Mon, 9 Feb - Sat, 28 Feb

17:35 - 10:55

DTW

SYD

25h 20m2 stops

12:00 - 18:00

SYD

DTW

20h 00m1 stop

$1,373Qantas Airways

Fri, 30 Jan - Thu, 30 Apr

17:35 - 22:25

DTW

SYD

36h 50m2 stops

14:05 - 20:44

SYD

DTW

22h 39m1 stop

$1,380Qantas Airways

Wed, 28 Jan - Wed, 4 Feb

17:35 - 10:55

DTW

SYD

25h 20m2 stops

12:00 - 18:00

SYD

DTW

20h 00m1 stop

$1,382Qantas Airways

Fri, 30 Jan - Thu, 30 Apr

11:28 - 12:35

DTW

SYD

33h 07m2 stops

14:00 - 05:12

SYD

DTW

31h 12m2 stops

$1,383Multiple Airlines

Sun, 25 Jan - Sun, 1 Feb

17:35 - 10:55

DTW

SYD

25h 20m2 stops

14:05 - 18:39

SYD

DTW

20h 34m1 stop

$1,427Qantas Airways

Mon, 2 Feb - Sun, 15 Feb

13:23 - 06:55

DTW

SYD

25h 32m1 stop

07:05 - 20:44

SYD

DTW

29h 39m2 stops

$1,559Qantas Airways

Wed, 21 Jan - Wed, 28 Jan

13:23 - 06:55

DTW

SYD

25h 32m1 stop

07:20 - 20:44

SYD

DTW

29h 24m2 stops

$1,561Qantas Airways

Wed, 21 Jan - Wed, 4 Feb

15:30 - 08:35

DTW

SYD

26h 05m2 stops

09:20 - 17:33

SYD

DTW

46h 13m2 stops

$1,573Multiple Airlines

Tue, 24 Mar - Mon, 20 Apr

10:55 - 08:35

DTW

SYD

30h 40m2 stops

09:20 - 17:33

SYD

DTW

46h 13m2 stops

$1,577Multiple Airlines

Tue, 24 Mar - Mon, 20 Apr

Qantas Airways flights from Detroit to Sydney

Our best Qantas Airways deals on Detroit to Sydney flight tickets

Qantas Airways

9 Feb

DTW13:23Detroit Metropolitan Wayne County

39h 12m

2 stops

SYD20:35Sydney Kingsford Smith

28 Feb

SYD14:05Sydney Kingsford Smith

20h 34m

1 stop

DTW18:39Detroit Metropolitan Wayne County

$1,330

Find similar

Qantas Airways

30 Jan

DTW17:35Detroit Metropolitan Wayne County

25h 20m

2 stops

SYD10:55Sydney Kingsford Smith

30 Apr

SYD12:00Sydney Kingsford Smith

20h 00m

1 stop

DTW18:00Detroit Metropolitan Wayne County

$1,373

Find similar

Qantas Airways

28 Jan

DTW17:35Detroit Metropolitan Wayne County

36h 50m

2 stops

SYD22:25Sydney Kingsford Smith

4 Feb

SYD14:05Sydney Kingsford Smith

22h 39m

1 stop

DTW20:44Detroit Metropolitan Wayne County

$1,380

Find similar

Air Canada flights from Detroit to Sydney

Our best Air Canada deals on Detroit to Sydney flight tickets

Air Canada

26 Jan

DTW18:15Detroit Metropolitan Wayne County

47h 20m

2 stops

SYD09:35Sydney Kingsford Smith

16 Feb

SYD11:20Sydney Kingsford Smith

46h 15m

2 stops

DTW17:35Detroit Metropolitan Wayne County

$1,582

Find similar

Air Canada

2 May

DTW18:50Detroit Metropolitan Wayne County

46h 30m

1 stop

SYD07:20Sydney Kingsford Smith

12 May

SYD09:20Sydney Kingsford Smith

26h 05m

2 stops

DTW21:25Detroit Metropolitan Wayne County

$1,586

Find similar

Air Canada

26 Jan

DTW18:15Detroit Metropolitan Wayne County

47h 20m

1 stop

SYD09:35Sydney Kingsford Smith

16 Feb

SYD11:20Sydney Kingsford Smith

46h 15m

2 stops

DTW17:35Detroit Metropolitan Wayne County

$1,589

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 9/2

13:23-20:35

2 stops39h 12m

Sydney Kingsford Smith

Sat 28/2

14:05-18:39

1 stop20h 34m

$1,330

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 30/1

17:35-10:55

2 stops25h 20m

Sydney Kingsford Smith

Thu 30/4

12:00-18:00

1 stop20h 00m

$1,373

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 28/1

17:35-22:25

2 stops36h 50m

Sydney Kingsford Smith

Wed 4/2

14:05-20:44

1 stop22h 39m

$1,380

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 30/1

17:35-10:55

2 stops25h 20m

Sydney Kingsford Smith

Thu 30/4

12:00-18:00

1 stop20h 00m

$1,382

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 25/1

11:28-12:35

2 stops33h 07m

Sydney Kingsford Smith

Sun 1/2

14:00-05:12

2 stops31h 12m

$1,383

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 2/2

17:35-10:55

2 stops25h 20m

Sydney Kingsford Smith

Sun 15/2

14:05-18:39

1 stop20h 34m

$1,427

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 21/1

13:23-06:55

1 stop25h 32m

Sydney Kingsford Smith

Wed 28/1

07:05-20:44

2 stops29h 39m

$1,559

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 21/1

13:23-06:55

1 stop25h 32m

Sydney Kingsford Smith

Wed 4/2

07:20-20:44

2 stops29h 24m

$1,561

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 24/3

15:30-08:35

2 stops26h 05m

Sydney Kingsford Smith

Mon 20/4

09:20-17:33

2 stops46h 13m

$1,573

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 24/3

10:55-08:35

2 stops30h 40m

Sydney Kingsford Smith

Mon 20/4

09:20-17:33

2 stops46h 13m

$1,577

Flights are sorted by cheapest return 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

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

What is the cheapest month to fly to Sydney?

The month of March is, on average, the cheapest month to fly to Sydney from Detroit, with most prices found around $1,343. If you aren’t able to travel to Sydney during the month of March, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,346.

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

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,681. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $2,801.

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 midday. momondo users have found flights departing from Detroit to Sydney at midday for as low as $451. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,197 on average. Flights to Sydney from Detroit in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $1,483 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Detroit for as low as $1,321 on momondo.

Can stopping save me money on Detroit to Sydney flights?

You could potentially save up to 10% 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 return 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	27h 21m
Direct flights	None

The fastest flight from Detroit to Sydney takes 27h 21m

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 15246.8 km. Typically, this will take 27h 21m by plane in normal conditions.
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 refreshed on a daily basis.
How many operators does momondo search for flights from Detroit to Sydney Kingsford Smith Airport?
The number of operators available for flights from Detroit to Sydney Kingsford Smith Airport is 1 as of December 2025.
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 stopovers. 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 licence 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?
momondo data reveals that the most frequently booked airline on the route from Detroit to Sydney is United Airlines, representing 74% of all bookings. The subsequent popular airline is American Airlines at 26%.

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
Qantas Airways	PriceFrom $1,309	Free cancellation	Rating 7.5 953 reviews		Search Qantas Airways flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Sydney?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to Sydney for you.

Can I find flights from Detroit to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Detroit on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to Sydney from Detroit are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.