What are the cheapest airlines to fly from Ireland to Australia one-way?

The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as £481. However, be on the lookout for offers from Lufthansa and Qatar Airways, as they are both options that can get you from Ireland to Australia for a low price.

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

Find a great deal and save up to 48% by booking at least 54 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ireland to Australia within the next two weeks, with the cheapest ticket starting at £1,068.

What is the cheapest month to fly from Ireland to Australia?

Our data shows that March tends to be the cheapest month to fly to Australia from Ireland. Users have commonly found prices around £1,156 for the month, but tickets can be as low as £729. Due to multiple factors, prepare for potentially higher prices in December.

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.

£866+ Flights from Ireland to Australia

Cheap flight deals from Ireland to Australia

Round-trip from	£648
One-way from	£355
Popular in	December
Cheapest in	March
Average price	£1,072

SWISS
5/11-26/1
4 total stops
65h 45m total
Ireland to Australia

Search Deals

3/9
2 total stops
59h 05m total
Ireland to Australia

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£129 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£36 potential savings vs. average return price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

Find flight deals from Ireland to Australia

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 13 June 2025.

Wed 5/1118:35DUB - MEL

2 stops29h 15mSWISS

Mon 26/110:35MEL - DUB

2 stops36h 30mSWISS

Deal found 11/6£648

Tue 4/1117:10DUB - MEL

2 stops28h 05mLufthansa

Wed 28/110:35MEL - DUB

2 stops33h 00mLufthansa

Deal found 12/6£657

Mon 22/918:40DUB - PER

2 stops34h 50mSWISS

Tue 21/1006:25PER - DUB

2 stops36h 45mSWISS

Deal found 12/6£671

Sun 21/917:45DUB - PER

2 stops23h 10mLufthansa

Wed 22/1013:45PER - DUB

2 stops34h 10mLufthansa

Deal found 12/6£673

Wed 19/1112:50DUB - MEL

2 stops35h 00mMultiple Airlines

Wed 25/315:35MEL - DUB

2 stops28h 00mMultiple Airlines

Deal found 12/6£682

Mon 3/1118:35DUB - BNE

2 stops25h 00mMultiple Airlines

Mon 17/1112:10BNE - DUB

2 stops30h 15mMultiple Airlines

Deal found 11/6£771

Thu 28/817:45DUB - PER

2 stops23h 55mMultiple Airlines

Mon 15/912:25PER - DUB

2 stops30h 45mMultiple Airlines

Deal found 11/6£805

Wed 24/913:35DUB - PER

2 stops32h 35mTurkish Airlines

Sun 19/1001:10PER - DUB

2 stops45h 45mTurkish Airlines

Deal found 12/6£813

Fri 12/920:25DUB - MEL

2 stops29h 50mEtihad Airways

Wed 8/1018:10MEL - DUB

1 stop23h 00mEtihad Airways

Deal found 12/6£821

Wed 19/1107:30DUB - MEL

1 stop23h 55mQatar Airways

Wed 25/316:10MEL - DUB

1 stop31h 25mQatar Airways

Deal found 12/6£869

Fri 12/918:00DUB - MEL

3 stops29h 35mBritish Airways

Wed 8/1014:25MEL - DUB

2 stops29h 50mBritish Airways

Deal found 12/6£896

Wed 31/1212:50DUB - SYD

2 stops31h 50mSWISS

Tue 20/116:10SYD - DUB

2 stops30h 50mSWISS

Deal found 12/6£912

Best flights from Ireland to Australia
Discover carefully curated flight deals from Ireland to Australia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 June 2025.

Wed 5/1118:35DUB - MEL

2 stops29h 15mSWISS

Mon 26/110:35MEL - DUB

2 stops36h 30mSWISS

Deal found 11/6£648

Tue 4/1117:10DUB - MEL

2 stops28h 05mLufthansa

Wed 28/110:35MEL - DUB

2 stops33h 00mLufthansa

Deal found 12/6£657

Wed 19/1112:50DUB - MEL

2 stops35h 00mMultiple Airlines

Wed 25/315:35MEL - DUB

2 stops28h 00mMultiple Airlines

Deal found 12/6£682

Wed 24/913:35DUB - PER

2 stops32h 35mTurkish Airlines

Sun 19/1001:10PER - DUB

2 stops45h 45mTurkish Airlines

Deal found 12/6£813

Fri 12/920:25DUB - MEL

2 stops29h 50mEtihad Airways

Wed 8/1018:10MEL - DUB

1 stop23h 00mEtihad Airways

Deal found 12/6£821

Wed 19/1107:30DUB - MEL

1 stop23h 55mQatar Airways

Wed 25/316:10MEL - DUB

1 stop31h 25mQatar Airways

Deal found 12/6£869

Fri 12/918:00DUB - MEL

3 stops29h 35mBritish Airways

Wed 8/1014:25MEL - DUB

2 stops29h 50mBritish Airways

Deal found 12/6£896

Thu 28/809:45DUB - PER

2 stops31h 55mFinnair

Sun 14/900:10PER - DUB

2 stops39h 50mFinnair

Deal found 12/6£1,018

Thu 30/1011:50DUB - MEL

2 stops34h 10mUnited Airlines

Thu 30/410:55MEL - DUB

2 stops32h 25mUnited Airlines

Deal found 10/6£1,050

Mon 3/1109:00DUB - BNE

2 stops37h 40mAir Canada

Mon 17/1111:05BNE - DUB

3 stops54h 05mAir Canada

Deal found 11/6£1,051

Mon 8/1213:10DUB - MEL

1 stop30h 15mEmirates

Mon 23/322:30MEL - DUB

1 stop31h 25mEmirates

Deal found 10/6£1,058

Mon 10/1113:25DUB - PER

3 stops41h 55mKLM

Wed 19/1115:45PER - DUB

3 stops32h 55mKLM

Deal found 11/6£1,080

Last-minute flights from Ireland to Australia
Discover last-minute flight deals from Ireland to Australia. Data last updated 13 June 2025 and is based on user searches.

Sat 14/613:35DUB - MEL

2 stops44h 50mTurkish Airlines

Sat 21/621:20MEL - DUB

2 stops48h 15mTurkish Airlines

Deal found 10/6£1,102

Tue 17/610:30DUB - BNE

2 stops39h 35mBritish Airways

Sat 5/711:05BNE - DUB

2 stops38h 30mBritish Airways

Deal found 11/6£1,111

Wed 18/613:35DUB - BNE

2 stops31h 55mUnited Airlines

Fri 4/710:30BNE - DUB

2 stops29h 50mUnited Airlines

Deal found 11/6£1,350

Wed 18/622:05DUB - BNE

2 stops35h 50mEmirates

Sat 5/717:20BNE - DUB

2 stops35h 50mEmirates

Deal found 11/6£1,393

Thu 19/622:05DUB - MEL

1 stop33h 35mEmirates

Sat 5/705:15MEL - DUB

1 stop40h 00mEmirates

Deal found 10/6£1,078

Thu 19/622:05DUB - MEL

1 stop38h 45mQantas Airways

Sat 5/705:15MEL - DUB

1 stop40h 00mQantas Airways

Deal found 12/6£1,191

Thu 19/611:10DUB - BNE

2 stops33h 50mMultiple Airlines

Wed 2/711:05BNE - DUB

2 stops30h 10mMultiple Airlines

Deal found 11/6£1,338

Thu 19/608:15DUB - BNE

1 stop24h 15mQatar Airways

Sat 5/718:55BNE - DUB

2 stops27h 35mQatar Airways

Deal found 10/6£1,347

Fri 20/615:00DUB - SYD

1 stop41h 10mQatar Airways

Sat 5/720:45SYD - DUB

1 stop43h 00mQatar Airways

Deal found 11/6£1,292

Fri 20/613:35DUB - MEL

2 stops32h 55mUnited Airlines

Thu 3/710:55MEL - DUB

2 stops53h 25mUnited Airlines

Deal found 10/6£1,386

Fri 20/609:20DUB - SYD

2 stops36h 35mUnited Airlines

Sat 5/709:30SYD - DUB

2 stops30h 50mUnited Airlines

Deal found 11/6£1,394

Sat 21/618:00DUB - BNE

2 stops27h 00mFinnair

Fri 4/711:05BNE - DUB

2 stops39h 10mFinnair

Deal found 11/6£1,262

One-way flights from Ireland to Australia
Search for one-way flight options from Ireland to Australia. Find affordable one-way fares based on user searches. Data last updated 13 June 2025.

Wed 3/918:15DUB - MEL

2 stops59h 05mMultiple Airlines

Deal found 10/6£355

Wed 12/1112:30DUB - PER

3 stops33h 20mMultiple Airlines

Deal found 12/6£386

Wed 15/1016:10DUB - SYD

2 stops42h 20mMultiple Airlines

Deal found 12/6£410

Mon 24/1118:35DUB - MEL

2 stops29h 15mSWISS

Deal found 10/6£481

Sun 23/1105:10DUB - MEL

2 stops40h 05mLufthansa

Deal found 10/6£486

Sun 30/1105:10DUB - SYD

2 stops39h 05mLufthansa

Deal found 11/6£505

Sun 14/917:45DUB - PER

2 stops31h 00mLufthansa

Deal found 11/6£541

Fri 14/1113:20DUB - PER

2 stops39h 15mSWISS

Deal found 11/6£548

Fri 28/1113:20DUB - SYD

2 stops31h 20mSWISS

Deal found 11/6£557

Fri 22/818:40DUB - BNE

2 stops37h 05mSWISS

Deal found 11/6£558

Wed 30/710:35DUB - BNE

3 stops50h 20mMultiple Airlines

Deal found 11/6£563

Tue 4/1114:10DUB - MEL

1 stop41h 15mQatar Airways

Deal found 10/6£598

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

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Wed 5/11

18:35-10:50

2 stops29h 15m

Melbourne

Mon 26/1

10:35-12:05

2 stops36h 30m

£648

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Tue 4/11

17:10-08:15

2 stops28h 05m

Melbourne

Wed 28/1

10:35-08:35

2 stops33h 00m

£657

DublinPerth

DUB - PER

DUBPER

Dublin

Mon 22/9

13:00-23:55

2 stops27h 55m

Perth

Mon 20/10

06:25-17:50

2 stops42h 25m

£671

DublinPerth

DUB - PER

DUBPER

Dublin

Sun 21/9

17:45-23:55

2 stops23h 10m

Perth

Wed 22/10

13:45-16:55

2 stops34h 10m

£673

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Wed 19/11

12:50-10:50

2 stops35h 00m

Melbourne

Wed 25/3

15:35-08:35

2 stops28h 00m

£682

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Mon 3/11

18:35-05:35

2 stops25h 00m

Brisbane

Mon 17/11

12:10-08:25

2 stops30h 15m

£771

DublinPerth

DUB - PER

DUBPER

Dublin

Thu 28/8

17:45-00:40

2 stops23h 55m

Perth

Mon 15/9

12:25-12:10

2 stops30h 45m

£805

DublinPerth

DUB - PER

DUBPER

Dublin

Wed 24/9

13:35-05:10

2 stops32h 35m

Perth

Sun 19/10

01:10-15:55

2 stops45h 45m

£813

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Fri 12/9

20:25-11:15

2 stops29h 50m

Melbourne

Wed 8/10

18:10-07:10

1 stop23h 00m

£821

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Wed 19/11

07:30-18:25

1 stop23h 55m

Melbourne

Wed 25/3

16:10-12:35

1 stop31h 25m

£869

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 60 results

...

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 £985). Flying from Ireland to Australia in July is currently the most expensive (average of £1,707). 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.

What is the cheapest time of day to fly from IE to AU?

When flying from Ireland to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Australia by month

In terms of precipitation, rainfall in Australia ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Australia when rainfall is around 50.0 mm.

Temperature in Australia by month

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Australia

See what other customers who have flown with Emirates, KLM and Finnair from Ireland to Australia have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very Good

3,265 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Emirates

8.1

Very Good

3,265 reviews

Emirates

8.1

Very Good

3,265 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

KLM

7.8

Good

1,358 reviews

Emirates

8.1

Very Good

3,265 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Finnair

7.6

Good

1,290 reviews

Emirates

8.1

Very Good

3,265 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Air France

7.5

Good

1,463 reviews

Emirates

8.1

Very Good

3,265 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

SWISS

7.5

Good

1,624 reviews

Emirates

8.1

Very Good

3,265 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Related info for your journey

What are the cheapest airlines to fly from Ireland to Australia one-way?
The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as £481. However, be on the lookout for offers from Lufthansa and Qatar Airways, 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 £985). Flying from Ireland to Australia in July is currently the most expensive (average of £1,707). 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

Alternative routes for Ireland to Australia

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Complete your trip

Australia car hire

Queensland car hire

New South Wales car hire

Victoria car hire

Western Australia car hire

South Australia car hire

Northern Territory car hire

Tasmania car hire

Australian Capital Territory car hire

Sydney Kingsford Smith Airport car hire

Melbourne Airport car hire

Brisbane Airport car hire

Top 10 airlines flying from Ireland to Australia

Airline	Cheapest	Average	Flexibility	On-time
SWISS	Cheapest£620	Average£888	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Lufthansa	Cheapest£635	Average£962	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
China Eastern	Cheapest£667	Average£1,096	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Turkish Airlines	Cheapest£699	Average£984	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Air France	Cheapest£756	Average£938	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Etihad Airways	Cheapest£792	Average£1,253	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Finnair	Cheapest£845	Average£1,175	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Qatar Airways	Cheapest£847	Average£1,284	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
British Airways	Cheapest£847	Average£1,181	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Canada	Cheapest£900	Average£991	FlexibilityNo cancel fee	On-time67%	Search Air Canada 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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to Australia from £355

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Australia

Keep the following information in mind while searching for Ireland to Australia flight deals. Data was last updated 13 June 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Australia

Cheapest flights from Ireland to AustraliaExplore 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 13 June 2025.

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 13 June 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Australia that are best for you.

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.

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?

What is the cheapest time of day to fly from IE to AU?

Find hourly flight availability from Ireland to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

Reviews of airlines servicing Australia

See what other customers who have flown with Emirates, KLM and Finnair from Ireland to Australia have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines to fly from Ireland to Australia one-way?

Can I find deals for flights from Ireland to Australia that include hotel bookings?

How can I find direct flights from Ireland to Australia?

Can I find deals for business class flights from Ireland to Australia?

What is the cheapest month to book a flight from Ireland to Australia?

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.

Top 10 airlines flying from Ireland to Australia

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?

Why should you use Cheapflights to find cheap flight tickets from Ireland to Australia?

Can Cheapflights find flights from Ireland to Australia with no change fees?

Can Cheapflights notify me if prices for flights from Ireland to Australia become cheaper?

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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 13 June 2025.