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

SWISS 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 25h on average. If you fly from Cork (another popular airport in Ireland) to Sydney, then the average flight time is 26h 20m.

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 46% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 7 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 November 2025, there are 7 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.

$688 Cheap Flights from Ireland to Australia in 2025/26

1 adult

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Find the cheapest flights from Ireland to Australia

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Recent return flight deals from Ireland to Australia

Enter your travel dates to find the best prices.

16:30 - 05:50DUB-PER

29h 20m2 stops

02:25 - 15:20PER-DUB

44h 55m2 stops

$1,503Turkish Airlines

Find Deal

Tue, 3 Feb - Mon, 9 Mar

18:35 - 17:20DUB-CNS

36h 45m2 stops

18:35 - 17:45CNS-DUB

33h 10m2 stops

$1,512SWISS

Find Deal

Wed, 4 Mar - Sun, 8 Mar

16:30 - 05:40DUB-PER

29h 10m2 stops

07:35 - 09:35PER-DUB

33h 00m2 stops

$1,547Multiple Airlines

Find Deal

Tue, 10 Mar - Tue, 31 Mar

16:30 - 05:40DUB-PER

29h 10m2 stops

07:35 - 09:35PER-DUB

33h 00m2 stops

$1,549Multiple Airlines

Find Deal

Tue, 10 Mar - Tue, 31 Mar

14:05 - 06:50DUB-SYD

29h 45m1 stop

15:50 - 06:00SYD-DUB

25h 10m1 stop

$1,764Qatar Airways

Find Deal

Mon, 2 Mar - Wed, 11 Mar

14:05 - 06:50DUB-SYD

29h 45m1 stop

15:50 - 12:35SYD-DUB

31h 45m1 stop

$1,767Qatar Airways

Find Deal

Tue, 17 Feb - Tue, 24 Feb

08:10 - 17:55DUB-SYD

22h 45m1 stop

21:45 - 06:25SYD-DUB

43h 40m1 stop

$1,770Etihad Airways

Find Deal

Mon, 2 Mar - Tue, 17 Mar

08:10 - 17:00DUB-MEL

21h 50m1 stop

18:20 - 06:25MEL-DUB

23h 05m1 stop

$1,776Etihad Airways

Find Deal

Sun, 8 Feb - Tue, 24 Feb

08:25 - 10:45DUB-CNS

40h 20m2 stops

11:35 - 18:55CNS-DUB

41h 20m2 stops

$2,851Emirates

Find Deal

Fri, 5 Dec - Tue, 9 Dec

08:25 - 23:15DUB-AVV

27h 50m2 stops

15:00 - 11:20AVV-DUB

31h 20m2 stops

$7,689Emirates

Find Deal

Mon, 15 Dec - Thu, 29 Jan

Qatar Airways flights from Ireland to Australia

Our best Qatar Airways deals on Ireland to Australia flight tickets

Qatar Airways

17 Feb

DUB07:45Dublin

23h 30m

2 stops

PER15:15Perth

2 Mar

PER15:55Perth

22h 05m

1 stop

DUB06:00Dublin

$1,755

Find similar

Qatar Airways

16 Feb

DUB07:45Dublin

33h 40m

2 stops

PER01:25Perth

1 Mar

PER15:55Perth

22h 05m

1 stop

DUB06:00Dublin

$1,761

Find similar

Qatar Airways

2 Mar

DUB14:05Dublin

29h 45m

1 stop

SYD06:50Sydney Kingsford Smith

11 Mar

SYD15:50Sydney Kingsford Smith

25h 10m

1 stop

DUB06:00Dublin

$1,764

Find similar

Etihad Airways flights from Ireland to Australia

Our best Etihad Airways deals on Ireland to Australia flight tickets

Etihad Airways

2 Mar

DUB08:10Dublin

22h 45m

1 stop

SYD17:55Sydney Kingsford Smith

17 Mar

SYD21:45Sydney Kingsford Smith

43h 40m

1 stop

DUB06:25Dublin

$1,770

Find similar

Etihad Airways

7 Apr

DUB20:25Dublin

35h 35m

1 stop

SYD17:00Sydney Kingsford Smith

29 Apr

SYD15:40Sydney Kingsford Smith

24h 30m

1 stop

DUB07:10Dublin

$1,776

Find similar

Etihad Airways

10 Feb

DUB19:50Dublin

35h 05m

1 stop

SYD17:55Sydney Kingsford Smith

5 Mar

SYD21:45Sydney Kingsford Smith

31h 30m

1 stop

DUB18:15Dublin

$1,808

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinPerth

DUB - PER

DUBPER

Dublin

Tue 3/2

16:30-05:50

2 stops29h 20m

Perth

Mon 9/3

02:25-15:20

2 stops44h 55m

$1,503

DublinCairns

DUB - CNS

DUBCNS

Dublin

Wed 4/3

18:35-17:20

2 stops36h 45m

Cairns

Sun 8/3

18:35-17:45

2 stops33h 10m

$1,512

DublinPerth

DUB - PER

DUBPER

Dublin

Tue 10/3

16:30-05:40

2 stops29h 10m

Perth

Tue 31/3

07:35-09:35

2 stops33h 00m

$1,547

DublinPerth

DUB - PER

DUBPER

Dublin

Tue 10/3

16:30-05:40

2 stops29h 10m

Perth

Tue 31/3

07:35-09:35

2 stops33h 00m

$1,549

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 2/3

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Wed 11/3

15:50-06:00

1 stop25h 10m

$1,764

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 17/2

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Tue 24/2

15:50-12:35

1 stop31h 45m

$1,767

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 2/3

08:10-17:55

1 stop22h 45m

Sydney Kingsford Smith

Tue 17/3

21:45-06:25

1 stop43h 40m

$1,770

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Sun 8/2

08:10-17:00

1 stop21h 50m

Melbourne

Tue 24/2

18:20-06:25

1 stop23h 05m

$1,776

DublinCairns

DUB - CNS

DUBCNS

Dublin

Fri 5/12

08:25-10:45

2 stops40h 20m

Cairns

Tue 9/12

11:35-18:55

2 stops41h 20m

$2,850

DublinMelbourne

DUB - AVV

DUBAVV

Dublin

Mon 15/12

08:25-23:15

2 stops27h 50m

Melbourne Avalon

Thu 29/1

15:00-11:20

2 stops31h 20m

$7,689

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 $1,923. 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 $1,973.

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 $2,309. 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 $2,885. 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 $2,190. 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 $3,261. 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 $2,301 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 $2,034 on momondo.

Can stopping save me money on Ireland to Australia flights?

You could potentially save up to 15% 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 November 2025, there are 7 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 $1,324	Free cancellation	Rating 7.3 4,043 reviews	Search Turkish Airlines flights
SWISS	PriceFrom $1,452	Free cancellation	Rating 7.5 1,785 reviews	Search SWISS flights
Air France	PriceFrom $1,605	Free cancellation	Rating 7.4 1,487 reviews	Search Air France flights
Etihad Airways	PriceFrom $1,642	Free cancellation	Rating 7.4 1,296 reviews	Search Etihad Airways flights
Qatar Airways	PriceFrom $1,773	Free cancellation	Rating 7.4 3,663 reviews	Search Qatar Airways flights
Qantas Airways	PriceFrom $1,955	Free cancellation	Rating 7.5 934 reviews	Search Qantas Airways flights
Emirates	PriceFrom $2,516	Free cancellation	Rating 8.1 3,410 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.