Cheap flights from Ireland to Australia from £326

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 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
24 Jul — 31 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 24 June 2026.

Mon 7/910:55
DUB
-
SYD
1 stop37h 05m
China Eastern
Mon 16/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 21/6£610
Fri 25/1209:00
DUB
-
MEL
1 stop42h 05m
China Eastern
Mon 11/122:30
MEL
-
DUB
1 stop42h 45m
China Eastern
Deal found 24/6£622
Wed 9/910:55
DUB
-
SYD
2 stops60h 05m
China Eastern
Mon 16/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 21/6£645
Fri 25/1209:00
DUB
-
MEL
1 stop38h 00m
China Eastern
Thu 14/112:00
MEL
-
DUB
1 stop29h 15m
China Eastern
Deal found 24/6£676
Wed 14/1010:55
DUB
-
MEL
1 stop37h 05m
China Eastern
Mon 26/1022:30
MEL
-
DUB
1 stop42h 45m
China Eastern
Deal found 22/6£683
Mon 10/810:55
DUB
-
BNE
1 stop37h 05m
China Eastern
Tue 25/811:10
BNE
-
DUB
1 stop29h 50m
China Eastern
Deal found 21/6£685
Wed 2/910:55
DUB
-
MEL
3 stops62h 05m
China Eastern
Tue 22/911:00
MEL
-
DUB
1 stop30h 00m
China Eastern
Deal found 21/6£689
Mon 19/1010:55
DUB
-
SYD
1 stop37h 05m
China Eastern
Sun 8/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 20/6£693
Fri 11/910:55
DUB
-
SYD
1 stop40h 40m
China Eastern
Tue 17/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 21/6£695
Fri 25/1209:00
DUB
-
MEL
1 stop38h 00m
China Eastern
Tue 12/122:30
MEL
-
DUB
2 stops51h 00m
China Eastern
Deal found 24/6£696
Fri 21/810:55
DUB
-
SYD
1 stop40h 40m
China Eastern
Mon 24/820:30
SYD
-
DUB
1 stop44h 30m
China Eastern
Deal found 21/6£696
Mon 19/1010:55
DUB
-
SYD
3 stops60h 05m
China Eastern
Wed 4/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 20/6£699

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 24 June 2026.

Round-trip from

£610

One-way from

£326

Popular in

July

Cheapest in

May

Average price

£1,035
China Eastern
  • China Eastern
  • 7/9-18/11
  • 2 total stops
  • 80h 50m total
  • Ireland to Australia
China Eastern
  • China Eastern
  • 30/11
  • 1 total stop
  • 38h 00m total
  • Ireland to Australia
Highest demand for flights based on searches. 7% potential increase in price (£63 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
Average for round-trip flights in June 2026

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 858,174 searches. Data last updated 24 June 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

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 19/10

10:55-10:00

1 stop37h 05m

Sydney Kingsford Smith

Sun 8/11

12:00-06:15

1 stop29h 15m

£695

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 14/10

10:55-09:00

2 stops60h 05m

Sydney Kingsford Smith

Thu 22/10

12:00-08:00

1 stop30h 00m

£731

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 5/11

06:00-14:05

2 stops45h 05m

Melbourne

Mon 9/11

12:00-22:55

2 stops45h 55m

£821

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 17/8

10:55-09:00

1 stop37h 05m

Melbourne

Tue 25/8

11:00-08:20

2 stops54h 20m

£822

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Wed 23/9

10:40-05:50

3 stops58h 10m

Brisbane

Wed 21/10

07:15-09:35

3 stops59h 20m

£829

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Fri 18/9

05:35-05:50

3 stops39h 15m

Brisbane

Fri 23/10

07:15-23:05

3 stops48h 50m

£841
Fastest return journey

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 2/11

08:10-17:00

1 stop21h 50m

Melbourne

Fri 20/11

18:20-06:25

1 stop23h 05m

£842

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Tue 10/11

21:20-23:20

1 stop39h 00m

Melbourne

Mon 30/11

23:40-19:50

1 stop31h 10m

£846

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Wed 11/11

07:45-23:20

1 stop28h 35m

Melbourne

Wed 25/11

23:40-19:50

1 stop31h 10m

£847

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 11/11

19:50-06:35

1 stop23h 45m

Sydney Kingsford Smith

Wed 25/11

16:35-18:15

1 stop36h 40m

£853

Flights are sorted by cheapest return flights first.

Deals found on 20/6

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 £355). Flying from Ireland to Australia in February is currently the most expensive (average of £2,205). 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?

To ensure you get the cheapest price possible for a flight from Ireland to Australia, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 24 June 2026.
Read through reviews of airlines operating flights from Ireland to Australia, such as Emirates,Turkish Airlines, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Boarding

8.1

Food

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Boarding

8.1

Food

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Boarding

8.1

Food

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Boarding

8.1

Food

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Boarding

8.1

Food

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Boarding

8.1

Food

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

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?

    For as low as £842, China Eastern can have you in Australia from Ireland in 21h 50m. Airlines will cover a distance of 10677 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The cheapest airline one-way is Etihad Airways, with whom users have recently found tickets for as low as £376. However, be on the lookout for offers from Turkish Airlines and Emirates, as they are both options that can get you from Ireland to Australia for a low price.

  • 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 £355). Flying from Ireland to Australia in February is currently the most expensive (average of £2,205). 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

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Alternative routes for Ireland to Australia

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Ireland to Australia

Discover the top 10 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 858,174 searches. Data last updated 24 June 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£438Average£795FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Turkish AirlinesCheapest£585Average£878FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£636Average£909FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£713Average£953FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Etihad AirwaysCheapest£805Average£933FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£862Average£1,288FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£900Average£1,261FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air FranceCheapest£915Average£1,279FlexibilityNo cancel feeOn-time77%
Search Air France flights
EmiratesCheapest£918Average£1,404FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£1,029Average£1,187FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 makes it easy to find Ireland to Australia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Australia from Ireland.

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

Certainly. Search results for flights to Australia from Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Ireland to Australia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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