What is the cheapest airline that flies from Detroit to Australia?

Delta, Air Canada, and American Airlines are the most popular carriers operating from Detroit to Australia

When did momondo last update prices for flights from Detroit to Australia?

Prices for flights from Detroit to Australia are updated daily.

How many operators does momondo search for flights from Detroit to Australia?

There are 2 operators available for flights from Detroit to Australia as of October 2025.

How old do you have to be to fly from Detroit to Australia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$676 Cheap Flights from Detroit to Australia in 2025/26

1 adult

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Find the cheapest flights from Detroit to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:10 - 07:00DTW-SYD

30h 50m2 stops

10:20 - 16:38SYD-DTW

20h 18m1 stop

$1,297United Airlines

Find Deal

Tue, 24 Mar - Mon, 20 Apr

10:49 - 07:00DTW-SYD

29h 11m1 stop

09:30 - 22:23SYD-DTW

26h 53m2 stops

$1,300United Airlines

Find Deal

Tue, 24 Mar - Sat, 18 Apr

17:50 - 08:30DTW-SYD

22h 40m1 stop

13:15 - 22:14SYD-DTW

23h 59m1 stop

$1,343Delta

Find Deal

Thu, 5 Mar - Mon, 16 Mar

20:05 - 06:35DTW-SYD

44h 30m2 stops

09:25 - 07:55SYD-DTW

36h 30m2 stops

$1,345Delta

Find Deal

Sat, 18 Apr - Sun, 17 May

11:55 - 12:30DTW-SYD

32h 35m3 stops

14:10 - 10:00SYD-DTW

35h 50m3 stops

$1,572Multiple Airlines

Find Deal

Tue, 27 Jan - Tue, 10 Feb

11:48 - 06:30DTW-BNE

27h 42m1 stop

19:40 - 09:48BNE-DTW

29h 08m2 stops

$1,608American Airlines

Find Deal

Wed, 19 Nov - Wed, 3 Dec

09:40 - 05:00DTW-BNE

28h 20m2 stops

06:40 - 16:36BNE-DTW

24h 56m2 stops

$1,642American Airlines

Find Deal

Tue, 2 Dec - Mon, 15 Dec

15:50 - 21:50DTW-MEL

38h 00m2 stops

16:05 - 22:55MEL-DTW

22h 50m1 stop

$1,674Qantas Airways

Find Deal

Fri, 28 Nov - Mon, 15 Dec

15:49 - 06:30DTW-BNE

23h 41m1 stop

09:40 - 15:00BNE-DTW

20h 20m1 stop

$1,677Qantas Airways

Find Deal

Wed, 12 Nov - Fri, 21 Nov

15:49 - 06:30DTW-BNE

23h 41m1 stop

05:25 - 16:36BNE-DTW

26h 11m2 stops

$1,738Multiple Airlines

Find Deal

Fri, 5 Dec - Fri, 12 Dec

United Airlines flights from Detroit to Australia

Our best United Airlines deals on Detroit to Australia flight tickets

United Airlines

26 Oct

DTW14:10Detroit Metropolitan Wayne County

27h 55m

2 stops

SYD09:05Sydney Kingsford Smith

9 Nov

SYD11:50Sydney Kingsford Smith

20h 09m

1 stop

DTW15:59Detroit Metropolitan Wayne County

$1,294

Find similar

United Airlines

24 Mar

DTW09:10Detroit Metropolitan Wayne County

30h 50m

2 stops

SYD07:00Sydney Kingsford Smith

20 Apr

SYD10:20Sydney Kingsford Smith

20h 18m

1 stop

DTW16:38Detroit Metropolitan Wayne County

$1,297

Find similar

United Airlines

24 Mar

DTW10:49Detroit Metropolitan Wayne County

29h 11m

1 stop

SYD07:00Sydney Kingsford Smith

18 Apr

SYD09:30Sydney Kingsford Smith

26h 53m

2 stops

DTW22:23Detroit Metropolitan Wayne County

$1,300

Find similar

Air Canada flights from Detroit to Australia

Our best Air Canada deals on Detroit to Australia flight tickets

Air Canada

19 Nov

DTW09:07Detroit Metropolitan Wayne County

32h 38m

2 stops

BNE08:45Brisbane

3 Dec

BNE10:45Brisbane

45h 50m

2 stops

DTW17:35Detroit Metropolitan Wayne County

$1,618

Find similar

Air Canada

17 Mar

DTW09:00Detroit Metropolitan Wayne County

32h 45m

2 stops

BNE07:45Brisbane

21 Mar

BNE09:45Brisbane

26h 37m

2 stops

DTW22:22Detroit Metropolitan Wayne County

$1,700

Find similar

Air Canada

19 Jan

DTW18:15Detroit Metropolitan Wayne County

47h 30m

2 stops

BNE08:45Brisbane

2 Feb

BNE10:45Brisbane

45h 50m

2 stops

DTW17:35Detroit Metropolitan Wayne County

$1,755

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 24/3

09:10-07:00

2 stops30h 50m

Sydney Kingsford Smith

Mon 20/4

10:20-16:38

1 stop20h 18m

$1,297

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 24/3

10:49-07:00

1 stop29h 11m

Sydney Kingsford Smith

Sat 18/4

09:30-22:23

2 stops26h 53m

$1,300

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Thu 5/3

17:50-08:30

1 stop22h 40m

Sydney Kingsford Smith

Mon 16/3

13:15-22:14

1 stop23h 59m

$1,343

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sat 18/4

20:05-06:35

2 stops44h 30m

Sydney Kingsford Smith

Sun 17/5

09:25-07:55

2 stops36h 30m

$1,345

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Tue 27/1

11:55-12:30

3 stops32h 35m

Sydney Kingsford Smith

Tue 10/2

14:10-10:00

3 stops35h 50m

$1,572

DetroitBrisbane

DTW - BNE

DTWBNE

Detroit Metropolitan Wayne County

Wed 19/11

11:48-06:30

1 stop27h 42m

Brisbane

Wed 3/12

19:40-09:48

2 stops29h 08m

$1,608

DetroitBrisbane

DTW - BNE

DTWBNE

Detroit Metropolitan Wayne County

Tue 2/12

09:40-05:00

2 stops28h 20m

Brisbane

Mon 15/12

06:40-16:36

2 stops24h 56m

$1,642

DetroitMelbourne

DTW - MEL

DTWMEL

Detroit Metropolitan Wayne County

Fri 28/11

15:50-21:50

2 stops38h 00m

Melbourne

Mon 15/12

16:05-22:55

1 stop22h 50m

$1,674

DetroitBrisbane

DTW - BNE

DTWBNE

Detroit Metropolitan Wayne County

Wed 12/11

15:49-06:30

1 stop23h 41m

Brisbane

Fri 21/11

09:40-15:00

1 stop20h 20m

$1,677

DetroitBrisbane

DTW - BNE

DTWBNE

Detroit Metropolitan Wayne County

Fri 5/12

15:49-06:30

1 stop23h 41m

Brisbane

Fri 12/12

05:25-16:36

2 stops26h 11m

$1,738

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 Australia

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 cheapest month to fly to Australia?

In general, February is the cheapest month to fly from Detroit to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,380. If you don’t want to visit Australia in February, then you should wait until August to fly from Detroit, when ticket prices are also cheap, with an average price of $1,405.

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

On average, the least expensive day to fly to Australia from Detroit is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,607. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Detroit to Australia on a Thursday will generally be more expensive and average around $2,992. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Australia is at midday. momondo users have found flights departing from Detroit to Australia at midday for as low as $465. 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 Australia are more costly in the morning, with an average ticket price of $2,992. Departure times in the morning 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 Australia?

You are more likely to see cheaper flights to Australia from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,492 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Detroit for as low as $1,396 on momondo.

Cheap Detroit to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Australia

Direct flights	None

There are no direct flights from Detroit to Australia. There are no popular flight routes from Detroit to Australia.

Search flight deals

When did momondo last update prices for flights from Detroit to Australia?
Prices for flights from Detroit to Australia are updated daily.
How many operators does momondo search for flights from Detroit to Australia?
There are 2 operators available for flights from Detroit to Australia as of October 2025.
How old do you have to be to fly from Detroit to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Detroit to Australia

Compare and see reviews for airlines that fly from Detroit to Australia with momondo

Airline	Rating	Free cancellation	Price
Qantas Airways	PriceFrom $1,067	Free cancellation	Rating 7.5 922 reviews		Search Qantas Airways flights
American Airlines	PriceFrom $1,436	Free cancellation	Rating 7.2 11,023 reviews		Search American Airlines flights

Why use momondo?

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

Finding the right flight to Australia from Detroit is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Australia from Detroit with this policy.

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

momondo helps you find the best flight between Detroit and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Detroit to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.