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Cheap flights from Ireland to Australia from $599

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
19 Aug — 26 Aug1
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 20 July 2026.

Wed 4/1109:00
DUB
-
SYD
1 stop38h 00m
China Eastern
Wed 18/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 16/7$1,100
Mon 2/1109:00
DUB
-
SYD
1 stop38h 00m
China Eastern
Mon 16/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 18/7$1,123
Fri 6/1109:00
DUB
-
BNE
1 stop38h 00m
China Eastern
Tue 17/1111:10
BNE
-
DUB
1 stop29h 05m
China Eastern
Deal found 16/7$1,127
Wed 23/910:55
DUB
-
MEL
1 stop37h 05m
China Eastern
Tue 20/1012:00
MEL
-
DUB
1 stop30h 00m
China Eastern
Deal found 18/7$1,130
Mon 7/910:55
DUB
-
SYD
1 stop40h 40m
China Eastern
Sun 18/1012:00
SYD
-
DUB
1 stop30h 00m
China Eastern
Deal found 17/7$1,130
Wed 11/1109:00
DUB
-
SYD
1 stop41h 35m
China Eastern
Sun 15/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 18/7$1,144
Mon 2/1109:00
DUB
-
SYD
1 stop38h 00m
China Eastern
Sun 15/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 16/7$1,146
Fri 25/1209:00
DUB
-
SYD
1 stop41h 35m
China Eastern
Sat 16/121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 17/7$1,147
Mon 28/1209:00
DUB
-
SYD
1 stop41h 35m
China Eastern
Sat 16/121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 15/7$1,200
Mon 2/1109:00
DUB
-
SYD
1 stop38h 00m
China Eastern
Thu 19/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 16/7$1,203
Fri 16/1010:55
DUB
-
SYD
1 stop40h 40m
China Eastern
Sat 7/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 20/7$1,209
Wed 14/1010:55
DUB
-
MEL
1 stop37h 05m
China Eastern
Mon 26/1022:30
MEL
-
DUB
1 stop42h 45m
China Eastern
Deal found 16/7$1,257

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 20 July 2026.

Round-trip from

$1,100

One-way from

$599

Popular in

December

Cheapest in

May

Average price

$2,665
China Eastern
  • China Eastern
  • 4/11-18/11
  • 2 total stops
  • 81h 45m total
  • Ireland to Australia
Search Deals
China Eastern
  • China Eastern
  • 11/11
  • 1 total stop
  • 38h 00m total
  • Ireland to Australia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($286 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($87 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 20 July 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

DublinPerth

DUB - PER

DUBPER

Dublin

Wed 4/11

13:25-06:55

2 stops33h 30m

Perth

Tue 24/11

08:30-12:35

2 stops36h 05m

$1,375

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 21/10

13:25-13:35

2 stops38h 10m

Sydney Kingsford Smith

Sat 7/11

21:30-06:15

1 stop43h 45m

$1,382

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 11/11

13:25-13:35

2 stops37h 10m

Sydney Kingsford Smith

Sun 15/11

21:30-14:30

2 stops52h 00m

$1,568

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 12/10

10:55-11:00

3 stops62h 05m

Melbourne

Tue 1/12

12:00-06:15

1 stop29h 15m

$1,602

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Wed 23/9

17:05-05:50

3 stops51h 45m

Brisbane

Wed 21/10

07:15-23:05

3 stops48h 50m

$1,622
Fastest return journey

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 2/11

08:05-17:00

1 stop21h 55m

Melbourne

Fri 20/11

18:20-06:30

1 stop23h 10m

$1,631

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 21/8

09:00-06:10

1 stop36h 10m

Sydney Kingsford Smith

Sat 5/9

20:50-19:05

1 stop31h 15m

$1,634

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Wed 11/11

13:25-14:05

2 stops37h 40m

Melbourne

Wed 25/11

22:30-06:15

1 stop42h 45m

$1,645

CorkMelbourne

ORK - MEL

ORKMEL

Cork

Mon 7/9

16:10-07:20

2 stops30h 10m

Melbourne

Sun 13/9

10:15-10:45

2 stops33h 30m

$1,671

DublinPerth

DUB - PER

DUBPER

Dublin

Wed 4/11

10:40-01:25

2 stops54h 45m

Perth

Mon 23/11

02:25-15:30

2 stops45h 05m

$1,698

Flights are sorted by cheapest return flights first.

Deals found on 19/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 $1,840). Flying from Ireland to Australia in December is currently the most expensive (average of $2,632). 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 20 July 2026.
Get a feel of what it's like to fly with Qantas Airways,Turkish Airlines, 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.
Qantas Airways
7.5
Good
1,065 reviews
Check prices

Boarding

7.7

Overall

7.5

Entertainment

7.2

Food

7.0

Crew

8.1

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Qantas Airways
7.5
Good
1,065 reviews
Qantas Airways
7.5
Good
1,065 reviews
Check prices

Boarding

7.7

Overall

7.5

Entertainment

7.2

Food

7.0

Crew

8.1

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Turkish Airlines
7.4
Good
4,449 reviews
Qantas Airways
7.5
Good
1,065 reviews
Check prices

Boarding

7.7

Overall

7.5

Entertainment

7.2

Food

7.0

Crew

8.1

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Qatar Airways
7.3
Good
3,748 reviews
Qantas Airways
7.5
Good
1,065 reviews
Check prices

Boarding

7.7

Overall

7.5

Entertainment

7.2

Food

7.0

Crew

8.1

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Etihad Airways
7.3
Good
1,481 reviews
Qantas Airways
7.5
Good
1,065 reviews
Check prices

Boarding

7.7

Overall

7.5

Entertainment

7.2

Food

7.0

Crew

8.1

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.

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 21h 55m. The distance from Ireland to Australia is about 17183 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 China Eastern ($621), Etihad Airways ($766), and Qatar Airways ($876).

  • 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 $1,840). Flying from Ireland to Australia in December is currently the most expensive (average of $2,632). 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 4 airlines flying from Ireland to Australia

Discover the top 4 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 20 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,113Average$2,365FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest$1,400Average$1,806FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest$1,610Average$2,397FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest$1,957Average$2,296FlexibilityNo 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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