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Cheap flights from Ireland to Australia from £349

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
15 May — 22 May1
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 15 April 2026.

Mon 25/520:35
DUB
-
PER
2 stops24h 20m
Multiple Airlines
Sat 6/620:50
PER
-
DUB
2 stops29h 15m
Multiple Airlines
Deal found 13/4£798
Thu 28/520:35
DUB
-
PER
2 stops24h 10m
Multiple Airlines
Thu 4/607:20
PER
-
DUB
3 stops30h 55m
Multiple Airlines
Deal found 13/4£808
Thu 10/908:55
DUB
-
BNE
2 stops39h 05m
China Eastern
Sun 25/1011:00
BNE
-
DUB
2 stops45h 10m
China Eastern
Deal found 12/4£823
Sun 24/509:00
DUB
-
BNE
2 stops26h 20m
Multiple Airlines
Sun 14/612:40
BNE
-
DUB
2 stops27h 35m
Multiple Airlines
Deal found 14/4£829
Thu 14/520:35
DUB
-
PER
2 stops26h 15m
Multiple Airlines
Sun 24/520:50
PER
-
DUB
2 stops29h 15m
Multiple Airlines
Deal found 12/4£835
Thu 28/520:35
DUB
-
BNE
2 stops38h 45m
Multiple Airlines
Thu 4/617:45
BNE
-
DUB
2 stops46h 30m
Multiple Airlines
Deal found 13/4£848
Thu 12/1108:50
DUB
-
BNE
2 stops38h 10m
China Eastern
Thu 19/1111:10
BNE
-
DUB
2 stops54h 55m
China Eastern
Deal found 14/4£848
Mon 25/508:15
DUB
-
MEL
1 stop24h 00m
Qatar Airways
Wed 10/622:45
MEL
-
DUB
1 stop25h 40m
Qatar Airways
Deal found 14/4£857
Thu 2/709:00
DUB
-
BNE
2 stops27h 40m
Multiple Airlines
Wed 22/711:45
BNE
-
DUB
2 stops28h 30m
Multiple Airlines
Deal found 11/4£858
Sat 15/820:35
DUB
-
MEL
1 stop34h 15m
Etihad Airways
Sat 29/817:20
MEL
-
DUB
1 stop34h 45m
Etihad Airways
Deal found 14/4£860
Mon 2/1114:05
DUB
-
MEL
1 stop22h 15m
Qatar Airways
Fri 20/1123:40
MEL
-
DUB
1 stop23h 55m
Qatar Airways
Deal found 11/4£861
Sun 3/509:00
DUB
-
BNE
2 stops29h 25m
Multiple Airlines
Fri 22/511:50
BNE
-
DUB
2 stops40h 15m
Multiple Airlines
Deal found 14/4£862

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 15 April 2026.

Round-trip from

£798

One-way from

£349

Popular in

July

Cheapest in

May

Average price

£1,045
25/5-6/6
  • 25/5-6/6
  • 4 total stops
  • 53h 35m total
  • Ireland to Australia
Search Deals
26/5
  • 26/5
  • 2 total stops
  • 26h 15m total
  • Ireland to Australia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£85 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 15 April 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

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Thu 10/9

08:55-09:00

2 stops39h 05m

Brisbane

Sun 25/10

11:00-22:10

2 stops45h 10m

£823

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 14/5

09:00-15:50

1 stop21h 50m

Melbourne

Mon 18/5

17:20-07:15

1 stop22h 55m

£881

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Tue 26/5

09:30-17:15

1 stop22h 45m

Melbourne

Tue 2/6

17:45-15:25

2 stops30h 40m

£916

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 12/9

09:00-06:10

1 stop36h 10m

Sydney Kingsford Smith

Sat 26/9

21:30-07:15

1 stop42h 45m

£933

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 18/5

09:30-21:50

2 stops27h 20m

Sydney Kingsford Smith

Thu 18/6

14:50-13:30

1 stop31h 40m

£986

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 26/5

09:30-21:50

2 stops27h 20m

Sydney Kingsford Smith

Wed 8/7

20:45-20:15

1 stop32h 30m

£989

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 21/5

08:15-17:15

1 stop24h 00m

Melbourne

Mon 25/5

22:45-15:25

1 stop25h 40m

£1,012

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 14/5

22:00-08:50

2 stops25h 50m

Melbourne

Mon 18/5

05:15-20:05

1 stop23h 50m

£1,017

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 21/5

14:20-05:30

1 stop30h 10m

Melbourne

Mon 25/5

12:05-12:20

2 stops33h 15m

£1,023

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 1/6

09:30-23:45

2 stops29h 15m

Melbourne

Mon 29/6

15:10-13:30

1 stop31h 20m

£1,042

Flights are sorted by cheapest return flights first.

Deals found on 11/4

Showing 1-10 of 58 resultsSorted by cheapest first
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2
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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, February is the cheapest month in which you can book a flight from Ireland to Australia (average of £436). Flying from Ireland to Australia in July is currently the most expensive (average of £956). 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.

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 15 April 2026.
Read through reviews of airlines operating flights from Ireland to Australia, such as Emirates,Qatar Airways, andEtihad Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,559 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

DXB - YUL

My mom came with assistance and she said it was a good trip
Emirates
8.1
Very Good
3,559 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

DXB - YUL

My mom came with assistance and she said it was a good trip
Qatar Airways
7.4
Good
3,728 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

DXB - YUL

My mom came with assistance and she said it was a good trip
Etihad Airways
7.3
Good
1,428 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

DXB - YUL

My mom came with assistance and she said it was a good trip
Turkish Airlines
7.3
Good
4,306 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

DXB - YUL

My mom came with assistance and she said it was a good trip
Lufthansa
6.8
Okay
7,927 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

DXB - YUL

My mom came with assistance and she said it was a good trip

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 £881, 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 £431. However, be on the lookout for offers from SWISS and Turkish Airlines, 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, February is the cheapest month in which you can book a flight from Ireland to Australia (average of £436). Flying from Ireland to Australia in July is currently the most expensive (average of £956). 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 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 15 April 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£426Average£755FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£479Average£856FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapest£570Average£868FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest£685Average£932FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£744Average£1,037FlexibilityNo cancel feeOn-time77%
Search Air France flights
Etihad AirwaysCheapest£786Average£919FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£823Average£1,230FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£877Average£1,326FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest£894Average£1,390FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£1,002Average£1,155FlexibilityNo 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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