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Cheap flights from Ireland to Australia from $622

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
25 Jun — 2 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Australia
Explore the most affordable flight options available from Ireland to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 May 2026.

Wed 9/910:55
DUB
-
SYD
1 stop40h 40m
China Eastern
Sun 18/1012:00
SYD
-
DUB
1 stop30h 00m
China Eastern
Deal found 26/5$1,111
Mon 31/810:55
DUB
-
BNE
1 stop37h 05m
China Eastern
Thu 17/911:15
BNE
-
DUB
1 stop29h 45m
China Eastern
Deal found 26/5$1,313
Wed 14/1010:55
DUB
-
MEL
3 stops62h 05m
China Eastern
Mon 26/1022:30
MEL
-
DUB
2 stops44h 35m
China Eastern
Deal found 26/5$1,395
Mon 16/1110:40
DUB
-
ADL
2 stops33h 05m
Multiple Airlines
Mon 23/1119:00
ADL
-
DUB
2 stops61h 40m
Multiple Airlines
Deal found 24/5$1,416
Thu 17/917:05
DUB
-
BNE
3 stops51h 45m
Multiple Airlines
Wed 30/907:15
BNE
-
DUB
3 stops59h 20m
Multiple Airlines
Deal found 25/5$1,418
Sun 1/1116:30
DUB
-
ADL
2 stops29h 10m
Turkish Airlines
Tue 10/1111:00
ADL
-
DUB
2 stops45h 40m
Turkish Airlines
Deal found 23/5$1,425
Tue 17/1106:25
DUB
-
ADL
2 stops37h 20m
Multiple Airlines
Fri 27/1119:00
ADL
-
DUB
2 stops49h 10m
Multiple Airlines
Deal found 24/5$1,433
Mon 31/805:55
DUB
-
BNE
3 stops38h 55m
Turkish Airlines
Thu 17/907:15
BNE
-
DUB
3 stops35h 20m
Turkish Airlines
Deal found 26/5$1,441
Wed 23/910:40
DUB
-
BNE
3 stops58h 10m
Multiple Airlines
Fri 23/1007:15
BNE
-
DUB
3 stops48h 50m
Multiple Airlines
Deal found 24/5$1,483
Wed 11/1116:50
DUB
-
ADL
2 stops28h 50m
Turkish Airlines
Sat 21/1111:00
ADL
-
DUB
2 stops39h 00m
Turkish Airlines
Deal found 25/5$1,485
Mon 2/1114:05
DUB
-
MEL
1 stop22h 15m
Qatar Airways
Wed 18/1123:40
MEL
-
DUB
1 stop31h 10m
Qatar Airways
Deal found 24/5$1,493
Sun 6/908:55
DUB
-
BNE
2 stops39h 05m
China Eastern
Thu 10/911:15
BNE
-
DUB
1 stop29h 45m
China Eastern
Deal found 23/5$1,494

Find flight deals from Ireland to Australia

Keep the following information in mind while searching for Ireland to Australia flight deals. Data was last updated 26 May 2026.

Round-trip from

$1,111

One-way from

$622

Popular in

July

Cheapest in

May

Average price

$1,776
China Eastern
  • China Eastern
  • 9/9-18/10
  • 2 total stops
  • 70h 40m total
  • Ireland to Australia
Search Deals
China Eastern
  • China Eastern
  • 7/9
  • 1 total stop
  • 40h 40m total
  • Ireland to Australia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($255 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($83 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland 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 647,157 searches. Data last updated 26 May 2026.
Use the filters below to find and compare flights from Ireland to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Sat 5/9

13:25-09:00

2 stops34h 35m

Melbourne

Tue 8/9

11:00-08:00

1 stop30h 00m

$1,499

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 2/7

21:45-16:50

1 stop34h 05m

Melbourne

Wed 15/7

22:45-20:15

1 stop30h 30m

$1,620

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Tue 10/11

07:45-23:20

1 stop28h 35m

Melbourne

Mon 30/11

16:10-06:00

1 stop24h 50m

$1,623

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 12/11

07:45-23:20

1 stop28h 35m

Melbourne

Tue 24/11

16:10-12:35

1 stop31h 25m

$1,623
Fastest return journey

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 5/11

08:10-17:55

1 stop22h 45m

Sydney Kingsford Smith

Thu 26/11

21:30-12:35

1 stop26h 05m

$1,633

DublinAdelaide

DUB - ADL

DUBADL

Dublin

Thu 18/6

08:15-15:25

1 stop22h 40m

Adelaide

Wed 1/7

17:50-13:30

2 stops28h 10m

$1,686

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Sun 6/9

08:55-09:00

2 stops39h 05m

Brisbane

Thu 10/9

11:15-22:25

2 stops44h 10m

$1,708

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 1/11

07:45-18:50

1 stop24h 05m

Sydney Kingsford Smith

Sun 15/11

15:50-06:00

1 stop25h 10m

$1,720

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 1/10

05:45-06:05

3 stops39h 20m

Sydney Kingsford Smith

Wed 3/2

07:15-15:30

3 stops43h 15m

$1,758

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Tue 8/9

05:35-19:40

2 stops29h 05m

Melbourne

Mon 28/9

21:35-09:35

2 stops45h 00m

$1,767

Flights are sorted by cheapest return flights first.

Deals found on 24/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ireland to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Ireland with our price prediction graph.
Estimated return 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 Ireland to Australia

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

Currently, May is the cheapest month in which you can book a flight from Ireland to Australia (average of $654). Flying from Ireland to Australia in February is currently the most expensive (average of $3,519). 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.

How far ahead should I book a flight from Ireland to Australia?

The price you pay for your flight from Ireland to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 26 May 2026.
Get a feel of what it's like to fly with Emirates,Qantas Airways, andQatar Airways from Ireland to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,568 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Emirates
8.1
Very Good
3,568 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Qantas Airways
7.5
Good
1,042 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Qatar Airways
7.4
Good
3,726 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Turkish Airlines
7.4
Good
4,396 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Etihad Airways
7.3
Good
1,445 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.

Related info for your journey

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

  • How long is the flight from Ireland to Australia?

    Departing from Ireland to Australia will take you 22h 45m. The distance from Ireland to Australia is about 17201 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapet airlines for a one-way flight from Ireland to Australia are Etihad Airways ($786), Virgin Australia ($900), and Emirates ($917).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland 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 Ireland to Australia?

    Currently, May is the cheapest month in which you can book a flight from Ireland to Australia (average of $654). Flying from Ireland to Australia in February is currently the most expensive (average of $3,519). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Ireland to Australia

Discover the top 5 airlines that operate flights from Ireland 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 647,157 searches. Data last updated 26 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,085Average$2,304FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest$1,364Average$1,769FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest$1,568Average$2,461FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest$1,729Average$3,034FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest$1,907Average$2,237FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Australia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ireland to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Australia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ireland to Australia.

Can Cheapflights find flights from Ireland to Australia with no change fees?

Yes! Cheapflights helps users easily find flights from Ireland to Australia with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to Australia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Australia from Ireland today and book when prices fit your budget.

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