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$505+ Cheap flights from Detroit (DTT) to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SYD
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheap flight deals from Detroit to Australia

Keep the following information in mind while searching for Detroit to Australia flight deals. Data was last updated April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$992
(Mytrip)

One-way from

$505
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$949
Provider with most accurate pricing for Detroit (DTT)-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Sydney Kingsford Smith flights.
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From Detroit (DTT) to Australia
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One-way flight from Detroit (DTT) to Australia
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Highest demand for flights based on searches. 14% potential increase in price ($193 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Detroit to Australia

Cheapest flights from Detroit to Australia
Explore the most affordable flight options available from Detroit to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This Mytrip deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/11:56 pmDTW - SYD
3 stops32h 19mMultiple Airlines
Thu 5/86:00 amSYD - DTW
3 stops42h 07mMultiple Airlines
Deal found 4/3$992
This Mytrip deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/19:30 amDTW - MEL
3 stops36h 00mMultiple Airlines
Wed 5/287:15 pmMEL - DTW
3 stops47h 28mMultiple Airlines
Deal found 4/3$1,034
This American Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2812:08 pmDTW - MEL
2 stops24h 52mAmerican Airlines
Mon 12/154:35 pmMEL - DTW
1 stop23h 40mAmerican Airlines
Deal found 4/3$1,040
This United Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:00 pmDTW - MEL
2 stops47h 30mUnited Airlines
Mon 12/151:00 pmMEL - DTW
2 stops25h 09mUnited Airlines
Deal found 4/3$1,068
This Cheapflightsfares deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:02 pmDTW - SYD
1 stop20h 53mQantas Airways
Mon 9/1512:10 pmSYD - DTW
1 stop19h 55mQantas Airways
Deal found 4/3$1,103
This United Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:33 pmDTW - SYD
1 stop21h 42mUnited Airlines
Wed 1/1411:50 amSYD - DTW
2 stops27h 47mUnited Airlines
Deal found 4/3$1,146
This American Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/14:21 pmDTW - SYD
2 stops25h 09mAmerican Airlines
Mon 9/1512:10 pmSYD - DTW
1 stop24h 04mAmerican Airlines
Deal found 4/4$1,147
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:50 pmDTW - SYD
1 stop22h 45mDelta
Tue 10/2110:25 amSYD - DTW
1 stop26h 48mDelta
Deal found 4/4$1,185
This Cheapflightsfares deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:01 pmDTW - BNE
2 stops27h 54mQantas Airways
Mon 11/109:45 amBNE - DTW
1 stop25h 23mQantas Airways
Deal found 4/4$1,220
This Gurufare deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:51 pmDTW - ADL
2 stops28h 49mQantas Airways
Tue 11/116:00 amADL - DTW
2 stops27h 28mQantas Airways
Deal found 4/4$1,263
This United Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:33 pmDTW - BNE
1 stop20h 57mUnited Airlines
Mon 11/1011:40 amBNE - DTW
1 stop22h 03mUnited Airlines
Deal found 4/4$1,311
This Gurufare deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:51 pmDTW - PER
2 stops38h 14mQantas Airways
Tue 12/3010:55 pmPER - DTW
2 stops29h 57mQantas Airways
Deal found 4/3$1,336

Cheapflights Fare Finder

Customize your flight search to find flights from Detroit to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
Use the filters below to find and compare flights from Detroit to Australia that are best for you.

Fly from

Detroit

Fly to

Australia

Route

Depart

Return

Price

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Thu 5/1

1:56 pm-12:15 pm

3 stops32h 19m

Sydney Kingsford Smith

Thu 5/8

6:00 am-10:07 am

3 stops42h 07m

$992

DetroitMelbourne

DTW - MEL

DTWMEL

Detroit Metropolitan Wayne County

Thu 5/1

9:30 am-11:30 am

3 stops36h 00m

Melbourne

Wed 5/28

7:15 pm-4:43 am

3 stops47h 28m

$1,034

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 9/1

8:02 pm-6:55 am

1 stop20h 53m

Sydney Kingsford Smith

Mon 9/15

12:10 pm-6:05 pm

1 stop19h 55m

$1,103

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Mon 9/1

4:21 pm-6:55 am

1 stop24h 34m

Sydney Kingsford Smith

Mon 9/15

12:10 pm-8:22 pm

2 stops22h 12m

$1,146

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Thu 8/14

8:20 am-7:00 am

2 stops32h 40m

Sydney Kingsford Smith

Tue 9/9

10:20 am-4:26 pm

1 stop20h 06m

$1,200

DetroitMelbourne

DTW - MEL

DTWMEL

Detroit Metropolitan Wayne County

Fri 7/11

8:20 am-7:30 am

2 stops33h 10m

Melbourne

Tue 7/22

10:55 am-6:46 pm

1 stop21h 51m

$1,211

DetroitSydney

DTW - SYD

DTWSYD

Detroit Metropolitan Wayne County

Sun 6/22

2:58 pm-6:35 am

2 stops25h 37m

Sydney Kingsford Smith

Sun 7/6

9:25 am-6:33 pm

2 stops23h 08m

$1,347

DetroitBrisbane

DTW - BNE

DTWBNE

Detroit Metropolitan Wayne County

Thu 5/1

1:56 pm-10:35 am

3 stops30h 39m

Brisbane

Sat 5/17

11:45 am-5:23 am

3 stops31h 38m

$1,354

DetroitMelbourne

DTW - MEL

DTWMEL

Detroit Metropolitan Wayne County

Mon 5/12

7:51 pm-5:00 am

1 stop43h 09m

Melbourne

Fri 5/23

3:05 pm-10:08 pm

1 stop21h 03m

$1,365

DetroitMelbourne

DTW - MEL

DTWMEL

Detroit Metropolitan Wayne County

Thu 5/8

6:00 am-6:45 am

2 stops34h 45m

Melbourne

Fri 5/23

9:45 am-9:11 pm

2 stops25h 26m

$1,383

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/4

Showing 1-10 of 47 results
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Best time to book a flight from Detroit to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Australia

What is the cheapest month to book a flight from Detroit to Australia?

Currently, February is the cheapest month in which you can book a flight from Detroit to Australia (average of $1,046). Flying from Detroit to Australia in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DTT to AU?

Find hourly flight availability from Detroit to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Australia as you normally would.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated April 4, 2025.
To help decide which airline to fly from Detroit to Australia, see what other customers have to say about Korean Air, ANA and Emirates. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,053 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,053 reviews
Korean Air
8.4
Very good
1,053 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
831 reviews
Korean Air
8.4
Very good
1,053 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Emirates
8.0
Very good
3,192 reviews
Korean Air
8.4
Very good
1,053 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,899 reviews
Korean Air
8.4
Very good
1,053 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air New Zealand
8.0
Very good
461 reviews
Korean Air
8.4
Very good
1,053 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Detroit to Australia?

    Located just 0.6 mi from the city center, Detroit All airports (DTT) is the airport most travelers will use when flying to Australia from Detroit.

  • What are the cheapest airlines to fly from Detroit to Australia one-way?

    One-way options have recently been found by users for as low as $675 on Air New Zealand. Other airlines that offer cheap prices include Qantas Airways from $700 and American Airlines from $718 one-way.

  • What are the most popular routes from Detroit to Australia?

    The most popular route from Detroit to Australia is Detroit Metropolitan Wayne County - Sydney Kingsford Smith. You may also consider Detroit Metropolitan Wayne County - Brisbane or Detroit Metropolitan Wayne County - Melbourne.

  • Can I find deals for flights from Detroit to Australia that include hotel bookings?

    Yes. In addition to deals on Detroit to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Australia.

  • Can I find deals for business class flights from Detroit to Australia?

    Yes. Cheapflights offers flight deals from Detroit to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Detroit to Australia?

    Currently, February is the cheapest month in which you can book a flight from Detroit to Australia (average of $1,046). Flying from Detroit to Australia in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Detroit to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Detroit to Australia

Discover the top 7 airlines that operate flights from Detroit to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$152Average$206FlexibilityNo cancel feeOn-time65%
Qantas AirwaysCheapest$677Average$1,268FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$702Average$904FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$841Average$1,377FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$864Average$1,654FlexibilityNo cancel feeOn-time78%
DeltaCheapest$971Average$1,622FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$1,221Average$1,461FlexibilityNo cancel feeOn-time67%

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