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Cheap flights from Ireland to Australia from £321

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 25/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
11 Jul — 18 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 11 June 2026.

Mon 2/1109:00
DUB
-
SYD
1 stop38h 00m
China Eastern
Thu 12/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 8/6£598
Wed 11/1109:00
DUB
-
SYD
1 stop41h 35m
China Eastern
Sun 15/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 10/6£601
Wed 14/1010:55
DUB
-
SYD
3 stops60h 05m
China Eastern
Thu 29/1012:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 7/6£607
Wed 4/1109:00
DUB
-
SYD
1 stop41h 35m
China Eastern
Wed 18/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 6/6£610
Fri 4/1209:00
DUB
-
BNE
1 stop38h 00m
China Eastern
Tue 12/111:10
BNE
-
DUB
1 stop29h 05m
China Eastern
Deal found 8/6£617
Wed 2/910:55
DUB
-
MEL
2 stops62h 05m
China Eastern
Sun 6/911:00
MEL
-
DUB
1 stop30h 00m
China Eastern
Deal found 7/6£627
Fri 30/1009:00
DUB
-
SYD
1 stop41h 35m
China Eastern
Wed 18/1121:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 7/6£629
Wed 28/1009:00
DUB
-
SYD
1 stop41h 35m
China Eastern
Thu 19/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 9/6£631
Wed 2/910:55
DUB
-
MEL
2 stops62h 05m
China Eastern
Mon 7/912:00
MEL
-
DUB
3 stops53h 00m
China Eastern
Deal found 7/6£632
Wed 14/1010:55
DUB
-
SYD
1 stop40h 40m
China Eastern
Mon 26/1021:30
SYD
-
DUB
1 stop43h 45m
China Eastern
Deal found 7/6£632
Wed 14/1010:55
DUB
-
SYD
1 stop40h 40m
China Eastern
Tue 27/1012:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 7/6£633
Wed 2/910:55
DUB
-
SYD
3 stops60h 05m
China Eastern
Sun 13/911:00
SYD
-
DUB
1 stop30h 00m
China Eastern
Deal found 7/6£637

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 11 June 2026.

Round-trip from

£598

One-way from

£321

Popular in

July

Cheapest in

May

Average price

£1,035
China Eastern
  • China Eastern
  • 2/11-12/11
  • 2 total stops
  • 67h 15m total
  • Ireland to Australia
Search Deals
China Eastern
  • China Eastern
  • 25/11
  • 1 total stop
  • 38h 00m total
  • Ireland to Australia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£69 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 858,174 searches. Data last updated 11 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

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Wed 14/10

10:55-10:00

1 stop37h 05m

Melbourne

Mon 26/10

22:30-06:15

1 stop42h 45m

£677

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 19/10

10:55-13:35

1 stop40h 40m

Sydney Kingsford Smith

Sun 8/11

12:00-06:15

1 stop29h 15m

£688

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 9/9

10:55-08:00

3 stops36h 05m

Sydney Kingsford Smith

Sun 20/9

11:00-08:00

1 stop30h 00m

£694

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Wed 11/11

09:00-09:00

1 stop38h 00m

Brisbane

Sun 15/11

11:10-22:15

2 stops45h 05m

£700

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 12/11

13:25-14:05

2 stops37h 40m

Melbourne

Mon 16/11

22:30-06:15

1 stop42h 45m

£709

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 31/8

10:55-08:00

3 stops36h 05m

Sydney Kingsford Smith

Mon 14/9

20:30-08:00

1 stop44h 30m

£722

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 2/11

09:00-14:05

1 stop42h 05m

Melbourne

Thu 19/11

12:00-06:15

1 stop29h 15m

£801

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 2/11

19:50-17:00

1 stop34h 10m

Melbourne

Fri 20/11

18:20-18:15

1 stop34h 55m

£851

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Sun 15/11

08:10-17:00

1 stop21h 50m

Melbourne

Thu 26/11

18:20-18:15

1 stop34h 55m

£873

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 12/11

07:45-23:20

1 stop28h 35m

Melbourne

Mon 16/11

23:40-19:50

1 stop31h 10m

£891

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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 £350). Flying from Ireland to Australia in February is currently the most expensive (average of £2,178). 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 11 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.
Emirates
8.1
Very Good
3,583 reviews
Check prices

Food

7.9

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Emirates
8.1
Very Good
3,583 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Food

7.9

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Turkish Airlines
7.4
Good
4,410 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Food

7.9

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Qatar Airways
7.3
Good
3,726 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Food

7.9

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Etihad Airways
7.3
Good
1,452 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Food

7.9

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Lufthansa
6.8
Okay
8,058 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Food

7.9

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.4

Overall

8.1

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 £1,020, China Eastern can have you in Australia from Ireland in 27h 20m. Airlines will cover a distance of 9251 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 £372. 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 £350). Flying from Ireland to Australia in February is currently the most expensive (average of £2,178). 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.

Alternative routes for Ireland to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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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 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£432Average£757FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Turkish AirlinesCheapest£578Average£872FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£609Average£888FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£664Average£928FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Etihad AirwaysCheapest£794Average£925FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£851Average£1,294FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£889Average£1,276FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air FranceCheapest£903Average£1,249FlexibilityNo cancel feeOn-time77%
Search Air France flights
EmiratesCheapest£906Average£1,399FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£1,016Average£1,171FlexibilityNo 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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