What is the cheapest airline that flies from Ireland to Australia?

Etihad Airways is the most popular carrier operating from Ireland to Australia

How long is the flight from Ireland to Australia?

The flight from Ireland to Australia depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Dublin (a popular airport in Ireland) to Sydney (the most popular airport in Australia), then the flight time is 22h 45m on average. If you fly from Cork (another popular airport in Ireland) to Sydney, then the average flight time is 28h 50m.

Which airlines fly to Australia?

Qatar Airways, Etihad Airways and Emirates are the top three most popular airlines that fly to Australia from Ireland according to our data. Qatar Airways is the first choice among our users, with 38% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 8 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ireland to Australia?

Prices for flights from Ireland to Australia were last updated today.

How many operators does momondo search for flights from Ireland to Australia?

As of September 2025, there are 8 operators available to choose from for flights from Ireland to Australia.

How old do you have to be to fly from Ireland to Australia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$670 Cheap Flights from Ireland to Australia in 2025/26

1 adult

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Find the cheapest flights from Ireland to Australia

Round-trip

One-way

Last minute

Recent return flight deals from Ireland to Australia

10:40 - 05:50DUB-PER

35h 10m2 stops

07:25 - 15:30PER-DUB

40h 05m3 stops

$1,362Multiple Airlines

Find Deal

Mon, 3 Nov - Mon, 10 Nov

10:40 - 12:20DUB-PER

41h 40m2 stops

02:25 - 22:10PER-DUB

27h 45m2 stops

$1,364Multiple Airlines

Find Deal

Mon, 3 Nov - Sun, 9 Nov

08:10 - 04:00DUB-PER

35h 50m3 stops

04:40 - 19:00PER-DUB

46h 20m3 stops

$1,367Multiple Airlines

Find Deal

Wed, 5 Nov - Tue, 11 Nov

08:10 - 06:35DUB-SYD

35h 25m1 stop

21:30 - 06:25SYD-DUB

43h 55m1 stop

$1,778Etihad Airways

Find Deal

Mon, 29 Dec - Mon, 19 Jan

14:05 - 06:50DUB-SYD

29h 45m1 stop

15:50 - 06:00SYD-DUB

25h 10m1 stop

$1,803Qatar Airways

Find Deal

Sun, 15 Feb - Sun, 15 Mar

19:50 - 17:55DUB-SYD

35h 05m1 stop

16:35 - 06:25SYD-DUB

24h 50m1 stop

$1,828Etihad Airways

Find Deal

Sun, 15 Feb - Sun, 15 Mar

14:05 - 06:50DUB-SYD

29h 45m1 stop

15:50 - 06:00SYD-DUB

25h 10m1 stop

$1,829Qatar Airways

Find Deal

Sun, 15 Feb - Mon, 16 Mar

15:40 - 06:35ORK-SYD

27h 55m2 stops

11:30 - 13:40SYD-ORK

61h 10m2 stops

$2,367Air France

Find Deal

Sat, 31 Jan - Sat, 28 Mar

13:10 - 23:15DUB-AVV

47h 05m2 stops

06:00 - 06:25AVV-DUB

59h 25m2 stops

$2,808Emirates

Find Deal

Mon, 3 Nov - Mon, 10 Nov

20:50 - 14:10DUB-AVV

30h 20m2 stops

15:00 - 11:20AVV-DUB

31h 20m2 stops

$9,518Emirates

Find Deal

Mon, 23 Feb - Mon, 16 Mar

Qatar Airways flights from Ireland to Australia

Our best Qatar Airways deals on Ireland to Australia flight tickets

Qatar Airways

15 Feb

DUB14:05Dublin

29h 45m

1 stop

SYD06:50Sydney Kingsford Smith

15 Mar

SYD15:50Sydney Kingsford Smith

25h 10m

1 stop

DUB06:00Dublin

$1,803

Find similar

Qatar Airways

15 Feb

DUB14:05Dublin

29h 45m

1 stop

SYD06:50Sydney Kingsford Smith

16 Mar

SYD15:50Sydney Kingsford Smith

25h 10m

1 stop

DUB06:00Dublin

$1,829

Find similar

Qatar Airways

3 Mar

DUB07:45Dublin

36h 05m

1 stop

SYD06:50Sydney Kingsford Smith

17 Mar

SYD14:00Sydney Kingsford Smith

27h 00m

2 stops

DUB06:00Dublin

$1,843

Find similar

Etihad Airways flights from Ireland to Australia

Our best Etihad Airways deals on Ireland to Australia flight tickets

Etihad Airways

29 Dec

DUB08:10Dublin

35h 25m

1 stop

SYD06:35Sydney Kingsford Smith

19 Jan

SYD21:30Sydney Kingsford Smith

43h 55m

1 stop

DUB06:25Dublin

$1,778

Find similar

Etihad Airways

15 Feb

DUB19:50Dublin

35h 05m

1 stop

SYD17:55Sydney Kingsford Smith

15 Mar

SYD16:35Sydney Kingsford Smith

24h 50m

1 stop

DUB06:25Dublin

$1,828

Find similar

Etihad Airways

3 Nov

DUB08:10Dublin

35h 25m

1 stop

SYD06:35Sydney Kingsford Smith

10 Nov

SYD21:30Sydney Kingsford Smith

43h 55m

1 stop

DUB06:25Dublin

$1,834

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinPerth

DUB - PER

DUBPER

Dublin

Mon 3/11

10:40-05:50

2 stops35h 10m

Perth

Mon 10/11

07:25-15:30

3 stops40h 05m

$1,362

DublinPerth

DUB - PER

DUBPER

Dublin

Mon 3/11

10:40-12:20

2 stops41h 40m

Perth

Sun 9/11

02:25-22:10

2 stops27h 45m

$1,364

DublinPerth

DUB - PER

DUBPER

Dublin

Wed 5/11

08:10-04:00

3 stops35h 50m

Perth

Tue 11/11

04:40-19:00

3 stops46h 20m

$1,367

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 29/12

08:10-06:35

1 stop35h 25m

Sydney Kingsford Smith

Mon 19/1

21:30-06:25

1 stop43h 55m

$1,778

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 15/2

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Sun 15/3

15:50-06:00

1 stop25h 10m

$1,803

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 15/2

19:50-17:55

1 stop35h 05m

Sydney Kingsford Smith

Sun 15/3

16:35-06:25

1 stop24h 50m

$1,828

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 15/2

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Mon 16/3

15:50-06:00

1 stop25h 10m

$1,829

CorkSydney

ORK - SYD

ORKSYD

Cork

Sat 31/1

15:40-06:35

2 stops27h 55m

Sydney Kingsford Smith

Sat 28/3

11:30-13:40

2 stops61h 10m

$2,367

DublinMelbourne

DUB - AVV

DUBAVV

Dublin

Mon 3/11

13:10-23:15

2 stops47h 05m

Melbourne Avalon

Mon 10/11

06:00-06:25

2 stops59h 25m

$2,808

DublinMelbourne

DUB - AVV

DUBAVV

Dublin

Mon 23/2

20:50-14:10

2 stops30h 20m

Melbourne Avalon

Mon 16/3

15:00-11:20

2 stops31h 20m

$9,518

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Australia?

In general, March is the cheapest month to fly from Ireland to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,908. If you don’t want to visit Australia in March, then you should wait until May to fly from Ireland, when ticket prices are also cheap, with an average price of $1,959.

What is the cheapest day to depart on your flight to Australia?

On average, the least expensive day to fly to Australia from Ireland is on a Friday. momondo users have found tickets for Friday departures for as low as $2,293. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Ireland to Australia on a Thursday will generally be more expensive and average around $2,865. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Australia?

According to our data, the cheapest time of day to fly to Australia is in the afternoon. momondo users have found flights departing from Ireland to Australia in the afternoon for as low as $2,175. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the evening, with an average ticket price of $3,239. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,323 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Ireland for as low as $2,047 on momondo.

Can stopping save me money on Ireland to Australia flights?

You could potentially save up to 16% on your flight if you consider stops on a Ireland to Australia flight.

Cheap Ireland to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Australia

Direct flights	None

There are no direct flights from Ireland to Australia. There are no popular flight routes from Ireland to Australia.

Search flight deals

When did momondo last update prices for flights from Ireland to Australia?
Prices for flights from Ireland to Australia were last updated today.
How many operators does momondo search for flights from Ireland to Australia?
As of September 2025, there are 8 operators available to choose from for flights from Ireland to Australia.
How old do you have to be to fly from Ireland to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ireland to Australia

Compare and see reviews for airlines that fly from Ireland to Australia with momondo

Airline	Rating	Free cancellation	Price
Turkish Airlines	PriceFrom $1,315	Free cancellation	Rating 7.3 3,973 reviews	Search Turkish Airlines flights
SWISS	PriceFrom $1,367	Free cancellation	Rating 7.5 1,740 reviews	Search SWISS flights
Air France	PriceFrom $1,594	Free cancellation	Rating 7.4 1,467 reviews	Search Air France flights
Etihad Airways	PriceFrom $1,630	Free cancellation	Rating 7.4 1,256 reviews	Search Etihad Airways flights
Qatar Airways	PriceFrom $1,761	Free cancellation	Rating 7.4 3,625 reviews	Search Qatar Airways flights
British Airways	PriceFrom $1,828	Free cancellation	Rating 6.7 7,380 reviews	Search British Airways flights
Qantas Airways	PriceFrom $1,941	Free cancellation	Rating 7.5 907 reviews	Search Qantas Airways flights
Emirates	PriceFrom $2,670	Free cancellation	Rating 8.1 3,339 reviews	Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Australia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Australia. momondo saves you time and could save you money on your trip.

Can I find flights from Ireland to Australia with flexible booking policies on momondo?

Yes. All flights to Australia from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Australia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Australia.

I’m not ready to book a flight from Ireland to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ireland to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.