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

Flights via Dallas (DFW) offer the lowest average round-trip price of $870.

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

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

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

Houston (IAH) has the shortest average layover time for this route: 1h 23m.

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 10m.

What airlines fly to Sydney?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Sydney from Detroit according to our data. American Airlines is the first choice among our users, with 37% 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?

Dallas (DFW) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

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 October 2025, 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.

$247 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 $882 to $1,199. The lowest price recently found on this route was $838.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

6:26 pm - 9:00 amDTW-SYD

23h 34m2 stops

9:10 am - 10:00 pmSYD-DTW

26h 50m2 stops

$838American Airlines

Find Deal

Tue, Mar 24 - Mon, Apr 20

1:13 pm - 9:00 amDTW-SYD

27h 47m2 stops

11:20 am - 11:04 pmSYD-DTW

27h 44m2 stops

$839American Airlines

Find Deal

Wed, Dec 10 - Sun, Jan 11

4:03 pm - 9:00 amDTW-SYD

25h 57m2 stops

9:10 am - 9:01 pmSYD-DTW

25h 51m2 stops

$840American Airlines

Find Deal

Tue, Mar 24 - Sun, Apr 19

10:49 am - 7:00 amDTW-SYD

29h 11m1 stop

9:30 am - 11:37 pmSYD-DTW

28h 07m2 stops

$842United Airlines

Find Deal

Tue, Mar 24 - Sun, Apr 19

10:49 am - 7:00 amDTW-SYD

29h 11m1 stop

9:30 am - 11:37 pmSYD-DTW

28h 07m2 stops

$844United Airlines

Find Deal

Tue, Mar 24 - Sun, Apr 19

3:50 pm - 7:30 amDTW-SYD

24h 40m1 stop

9:25 am - 7:13 pmSYD-DTW

23h 48m1 stop

$847Delta

Find Deal

Tue, Mar 24 - Sat, Apr 18

8:32 am - 6:50 amDTW-SYD

30h 18m1 stop

2:15 pm - 10:14 pmSYD-DTW

23h 59m1 stop

$857Delta

Find Deal

Sat, Feb 14 - Sat, Feb 21

5:50 am - 9:35 amDTW-SYD

35h 45m3 stops

11:20 am - 5:30 amSYD-DTW

34h 10m2 stops

$1,232Multiple Airlines

Find Deal

Fri, Dec 5 - Fri, Dec 12

12:16 pm - 7:25 amDTW-SYD

27h 09m1 stop

5:45 pm - 5:30 amSYD-DTW

27h 45m1 stop

$1,244Multiple Airlines

Find Deal

Wed, Feb 18 - Sun, Mar 1

3:49 pm - 6:55 amDTW-SYD

23h 06m1 stop

2:05 pm - 9:01 pmSYD-DTW

22h 56m1 stop

$1,326Qantas Airways

Find Deal

Sun, Dec 7 - Wed, Jan 7

United Airlines flights from Detroit to Sydney

Our best United Airlines deals on Detroit to Sydney flight tickets

United Airlines

Oct 27

DTW4:50 pmDetroit Metropolitan Wayne County

23h 10m

1 stop

SYD7:00 amSydney Kingsford Smith

Nov 9

SYD11:50 amSydney Kingsford Smith

27h 52m

1 stop

DTW11:42 pmDetroit Metropolitan Wayne County

$841

Find similar

United Airlines

Mar 24

DTW10:49 amDetroit Metropolitan Wayne County

29h 11m

1 stop

SYD7:00 amSydney Kingsford Smith

Apr 19

SYD9:30 amSydney Kingsford Smith

28h 07m

2 stops

DTW11:37 pmDetroit Metropolitan Wayne County

$842

Find similar

United Airlines

Mar 24

DTW10:49 amDetroit Metropolitan Wayne County

29h 11m

1 stop

SYD7:00 amSydney Kingsford Smith

Apr 19

SYD9:30 amSydney Kingsford Smith

28h 07m

2 stops

DTW11:37 pmDetroit Metropolitan Wayne County

$844

Find similar

Delta flights from Detroit to Sydney

Our best Delta deals on Detroit to Sydney flight tickets

Delta

Mar 24

DTW3:50 pmDetroit Metropolitan Wayne County

24h 40m

1 stop

SYD7:30 amSydney Kingsford Smith

Apr 18

SYD9:25 amSydney Kingsford Smith

23h 48m

1 stop

DTW7:13 pmDetroit Metropolitan Wayne County

$847

Find similar

Delta

Nov 2

DTW3:58 pmDetroit Metropolitan Wayne County

24h 32m

1 stop

SYD8:30 amSydney Kingsford Smith

Nov 6

SYD10:40 amSydney Kingsford Smith

22h 29m

1 stop

DTW5:09 pmDetroit Metropolitan Wayne County

$854

Find similar

Delta

Feb 14

DTW8:32 amDetroit Metropolitan Wayne County

30h 18m

1 stop

SYD6:50 amSydney Kingsford Smith

Feb 21

SYD2:15 pmSydney Kingsford Smith

23h 59m

1 stop

DTW10:14 pmDetroit Metropolitan Wayne County

$857

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 3/24

6:26 pm-9:00 am

2 stops23h 34m

Sydney Kingsford Smith

Mon 4/20

9:10 am-10:00 pm

2 stops26h 50m

$838

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 12/10

1:13 pm-9:00 am

2 stops27h 47m

Sydney Kingsford Smith

Sun 1/11

11:20 am-11:04 pm

2 stops27h 44m

$839

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 3/24

4:03 pm-9:00 am

2 stops25h 57m

Sydney Kingsford Smith

Sun 4/19

9:10 am-9:01 pm

2 stops25h 51m

$840

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 3/24

10:49 am-7:00 am

1 stop29h 11m

Sydney Kingsford Smith

Sun 4/19

9:30 am-11:37 pm

2 stops28h 07m

$842

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 3/24

10:49 am-7:00 am

1 stop29h 11m

Sydney Kingsford Smith

Sun 4/19

9:30 am-11:37 pm

2 stops28h 07m

$844

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 3/24

3:50 pm-7:30 am

1 stop24h 40m

Sydney Kingsford Smith

Sat 4/18

9:25 am-7:13 pm

1 stop23h 48m

$847

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sat 2/14

8:32 am-6:50 am

1 stop30h 18m

Sydney Kingsford Smith

Sat 2/21

2:15 pm-10:14 pm

1 stop23h 59m

$857

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Fri 12/5

5:50 am-9:35 am

3 stops35h 45m

Sydney Kingsford Smith

Fri 12/12

11:20 am-5:30 am

2 stops34h 10m

$1,232

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Wed 2/18

12:16 pm-7:25 am

1 stop27h 09m

Sydney Kingsford Smith

Sun 3/1

5:45 pm-5:30 am

1 stop27h 45m

$1,244

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 12/7

3:49 pm-6:55 am

1 stop23h 06m

Sydney Kingsford Smith

Wed 1/7

2:05 pm-9:01 pm

1 stop22h 56m

$1,326

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, February 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 $898. If you are unable to visit Sydney during the month of February, then departing from Detroit during the month August is also very affordable. Most momondo users find prices during this month for around $914.

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

The cheapest day to depart from Detroit to Sydney is on a Tuesday when prices can be found for as low as $1,226. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,601.

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 noon. momondo users have found flights departing from Detroit to Sydney at noon for as low as $981. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the afternoon, with an average ticket price of $1,536. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $970 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 $908 on momondo.

Can stopping save me money on Detroit to Sydney flights?

You could potentially save up to 1% 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

Direct flights	None

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 9474.0 mi. 21h 15m 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 October 2025, 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 American Airlines (38% of total bookings). The next most popular airlines are Delta (28%), United Airlines (22%), and Qantas Airways (12%).

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 10,350 reviews	Search Air Canada flights
Delta	PriceFrom $825	Free Cancellation	Rating 7.9 7,982 reviews	Search Delta flights
Qantas Airways	PriceFrom $831	Free Cancellation	Rating 7.5 922 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $840	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights
United Airlines	PriceFrom $842	Free Cancellation	Rating 7.4 8,995 reviews	Search United Airlines flights
Air New Zealand	PriceFrom $864	Free Cancellation	Rating 8.0 517 reviews	Search Air New Zealand flights

Parramatta

Bondi Beach

Katoomba

Wollongong

Randwick

Cronulla

Coogee

Manly

Penrith

Leura

Lithgow

Charlestown

Terrigal

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.

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 11/22

Sat 11/29

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia

Airports servicing New South Wales

Popular cities in Australia

Flights to Melbournefrom $879

Flights to Brisbanefrom $876

Flights to Perthfrom $915

Flights to Adelaidefrom $876

Flights to Cairnsfrom $1,047

Flights to Coolangattafrom $981

Flights to Hobartfrom $912

Flights to Canberrafrom $965

Flights to Darwinfrom $1,134

Flights to Maroochydorefrom $1,169

Flights to Launceston, Tasmaniafrom $1,103

Flights to Ballinafrom $1,046

Fly to other destinations from Detroit

Flights from Detroit Metropolitan Wayne County to Wilmington New Hanover County

Flights from Detroit Metropolitan Wayne County to Tweed-New Haven

Flights from Detroit Metropolitan Wayne County to Baltimore/Washington

Flights from Detroit Metropolitan Wayne County to Atlanta Hartsfield-Jackson

Flights from Detroit Metropolitan Wayne County to New York LaGuardia

Flights from Detroit Metropolitan Wayne County to Boston Logan Intl

Cheap flights from Detroit to Sydney from $612

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 12/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Detroit to Sydney

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from Detroit to Sydney

Our best United Airlines deals on Detroit to Sydney flight tickets

Delta flights from Detroit to Sydney

Our best Delta deals on Detroit to Sydney flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Detroit to Sydney that are best for you.

See travel insights to Sydney from

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

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

What is the cheapest month to fly to Sydney?

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

The cheapest day to depart from Detroit to Sydney is on a Tuesday when prices can be found for as low as $1,226. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,601.

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

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

Can stopping save me money on Detroit to Sydney flights?

You could potentially save up to 1% on your flight if you consider stops on a Detroit to Sydney flight.

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

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

What airlines fly to Sydney?

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

Dallas (DFW) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Dallas (DFW) offer the lowest average round-trip price of $870.

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 10m.

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

Houston (IAH) has the shortest average layover time for this route: 1h 23m.

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

Direct flights

How far is Detroit to Sydney Kingsford Smith by plane?

When did momondo last update prices for flights from Detroit to Sydney Kingsford Smith Airport?

How many operators does momondo search 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?

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

What is the most popular airline 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?

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

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

How can momondo help me find flights from Detroit to Sydney?

I’m not ready to book a flight from Detroit to Sydney right now. Can momondo alert me if prices change?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing New South Wales