Cheap flights from Ireland to Australia from £324

DUB — SYD
6 Dec — 13 Dec1
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

Fri 4/1209:00 -
1 stop42h 05m
Thu 31/1212:00 -
1 stop29h 15m
Deal found 3/11£719
Wed 2/1209:00 -
2 stops63h 00m
Mon 28/1213:00 -
3 stops52h 15m
Deal found 1/11£747
Fri 27/1109:00 -
1 stop42h 05m
Thu 3/1212:00 -
2 stops57h 15m
Deal found 1/11£773
Fri 27/1109:00 -
1 stop42h 05m
Thu 3/1212:00 -
1 stop29h 15m
Deal found 1/11£814
Thu 5/1107:45 -
1 stop23h 05m
Wed 18/1123:40 -
1 stop23h 55m
Deal found 3/11£817
Mon 9/1107:45 -
1 stop23h 05m
Sun 22/1123:40 -
1 stop23h 55m
Deal found 4/11£823
Mon 9/1107:45 -
1 stop23h 05m
Thu 19/1123:40 -
1 stop23h 55m
Deal found 5/11£833
Sat 7/1119:45 -
1 stop34h 00m
Fri 20/1118:05 -
1 stop35h 05m
Deal found 2/11£835
Tue 17/1108:50 -
2 stops38h 10m
Tue 12/111:10 -
1 stop29h 05m
Deal found 3/11£835
Thu 5/1114:05 -
1 stop41h 25m
Wed 18/1106:05 -
2 stops47h 45m
Deal found 3/11£851
Wed 2/1206:55 -
2 stops28h 15m
Wed 9/1210:10 -
2 stops34h 00m
Deal found 2/11£852
Sun 29/1110:40 -
2 stops45h 45m
Sun 6/1207:55 -
3 stops36h 40m
Deal found 1/11£862

Find flight deals from Ireland to Australia

Round-trip from

£719

One-way from

£324

Popular in

July

Cheapest in

May

Average price

£951
China Eastern
  • China Eastern
  • 4/12-31/12
  • 2 total stops
  • 71h 20m total
  • Ireland to Australia
China Eastern
  • China Eastern
  • 16/11-31/12
  • 3 total stops
  • 37h 05m total
  • Ireland to Australia
Highest demand for flights based on searches. 4% potential increase in price (£37 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
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 Dublin - MEL Melbourne

DUBMEL

Dublin

Thu 3/12

06:40-05:00

3 stops35h 20m

Melbourne

Wed 31/12

00:00-15:00

Nonstop0h 00m

£364

DublinBrisbane

DUB Dublin - BNE Brisbane

DUBBNE

Dublin

Sun 15/11

08:05-20:05

2 stops26h 00m

Brisbane

Wed 31/12

00:00-15:00

Nonstop0h 00m

£459

DublinSydney

DUB Dublin - WSI Western Sydney Intl (Nancy-Bird Walton)

DUBWSI

Dublin

Mon 15/3

14:10-10:00

3 stops32h 50m

Western Sydney Intl (Nancy-Bird Walton)

Wed 31/12

00:00-15:00

Nonstop0h 00m

£471

DublinMelbourne

DUB Dublin - MEL Melbourne

DUBMEL

Dublin

Sat 21/11

21:20-23:20

1 stop39h 00m

Melbourne

Wed 31/12

00:00-15:00

Nonstop0h 00m

£486
Fastest return journey

DublinMelbourne

DUB Dublin - MEL Melbourne

DUBMEL

Dublin

Thu 3/12

08:05-16:45

1 stop21h 40m

Melbourne

Wed 31/12

00:00-15:00

Nonstop0h 00m

£496

DublinBrisbane

DUB Dublin - BNE Brisbane

DUBBNE

Dublin

Mon 11/1

09:00-18:55

2 stops47h 55m

Brisbane

Wed 31/12

00:00-15:00

Nonstop0h 00m

£508

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Sun 31/1

19:45-17:45

1 stop35h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£508

DublinMelbourne

DUB Dublin - MEL Melbourne

DUBMEL

Dublin

Thu 4/3

07:45-17:50

1 stop23h 05m

Melbourne

Wed 31/12

00:00-15:00

Nonstop0h 00m

£509

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Wed 30/12

18:15-18:50

2 stops37h 35m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£518

DublinMelbourne

DUB Dublin - MEL Melbourne

DUBMEL

Dublin

Mon 18/1

09:00-14:05

1 stop42h 05m

Melbourne

Wed 31/12

00:00-15:00

Nonstop0h 00m

£521

Flights are sorted by cheapest return flights first.

Deals found on 3/11

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

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 £974). Flying from Ireland to Australia in July is currently the most expensive (average of £1,317). 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 3 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

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

Comfort

8.0

Boarding

8.2

Food

7.9

Overall

8.1

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Comfort

8.0

Boarding

8.2

Food

7.9

Overall

8.1

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Comfort

8.0

Boarding

8.2

Food

7.9

Overall

8.1

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Comfort

8.0

Boarding

8.2

Food

7.9

Overall

8.1

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Comfort

8.0

Boarding

8.2

Food

7.9

Overall

8.1

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Comfort

8.0

Boarding

8.2

Food

7.9

Overall

8.1

Entertainment

8.2

Crew

8.4

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

  • How long is the flight from Ireland to Australia?

    For as low as £779, Qatar Airways can have you in Australia from Ireland in 22h 50m. Airlines will cover a distance of 10346 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 £369. However, be on the lookout for offers from Qatar Airways 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 £974). Flying from Ireland to Australia in July is currently the most expensive (average of £1,317). 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

Top 10 airlines flying from Ireland to Australia

AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£339Average£765FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest£580Average£916FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£685Average£878FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£705Average£745FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Etihad AirwaysCheapest£780Average£924FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
British AirwaysCheapest£790Average£994FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest£856Average£1,157FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£883Average£1,206FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest£900Average£1,267FlexibilityNo cancel feeOn-time75%
Search Emirates flights
FinnairCheapest£946Average£1,291FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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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