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Cheap flights from Ireland to Australia from £354

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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 20 November 2025.

Wed 19/1116:30DUB - PER
2 stops28h 55mTurkish Airlines
Thu 27/1106:40PER - DUB
2 stops40h 50mTurkish Airlines
Deal found 17/11£780
Wed 19/1110:40DUB - PER
2 stops29h 15mTurkish Airlines
Sun 23/1113:50PER - DUB
2 stops27h 50mTurkish Airlines
Deal found 17/11£790
Tue 9/1216:30DUB - MEL
2 stops27h 55mMultiple Airlines
Thu 28/513:25MEL - DUB
2 stops29h 10mMultiple Airlines
Deal found 19/11£888
Mon 8/1216:30DUB - MEL
3 stops29h 00mMultiple Airlines
Thu 28/513:25MEL - DUB
2 stops29h 10mMultiple Airlines
Deal found 18/11£889
Thu 27/1106:25DUB - MEL
2 stops27h 30mTurkish Airlines
Wed 4/315:10MEL - DUB
2 stops29h 30mTurkish Airlines
Deal found 19/11£893
Tue 9/1216:30DUB - MEL
3 stops29h 00mMultiple Airlines
Sun 7/623:30MEL - DUB
2 stops32h 30mMultiple Airlines
Deal found 18/11£898
Thu 27/1107:45DUB - MEL
1 stop28h 15mQatar Airways
Wed 4/316:10MEL - DUB
1 stop31h 25mQatar Airways
Deal found 19/11£917
Mon 8/1207:45DUB - MEL
1 stop23h 05mQatar Airways
Tue 2/615:10MEL - DUB
1 stop24h 35mQatar Airways
Deal found 19/11£918
Tue 2/1211:00DUB - SYD
2 stops40h 55mHainan Airlines
Tue 20/121:00SYD - DUB
2 stops43h 50mHainan Airlines
Deal found 18/11£925
Mon 8/1216:30DUB - MEL
3 stops29h 00mMultiple Airlines
Tue 2/613:25MEL - DUB
2 stops29h 10mMultiple Airlines
Deal found 18/11£928
Wed 3/1214:15DUB - SYD
2 stops32h 10mMultiple Airlines
Sun 7/1211:25SYD - DUB
2 stops34h 00mMultiple Airlines
Deal found 18/11£933
Wed 19/1116:30DUB - PER
2 stops28h 55mTurkish Airlines
Mon 24/1116:35PER - DUB
2 stops25h 05mTurkish Airlines
Deal found 17/11£943

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 20 November 2025.

Round-trip from

£826

One-way from

£354

Popular in

December

Cheapest in

March

Average price

£1,073
SWISS
  • SWISS
  • 13/5-17/5
  • 4 total stops
  • 71h 35m total
  • Ireland to Australia
Search Deals
2/12
  • 2/12
  • 3 total stops
  • 57h 20m total
  • Ireland to Australia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£94 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 20 November 2025.
Use the filters below to find and compare flights from Ireland to Australia that are best for you.

Fly from

Ireland

Fly to

Australia

Route

Depart

Return

Price

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Sat 7/3

10:40-20:55

2 stops47h 15m

Melbourne

Wed 11/3

22:40-15:30

2 stops27h 50m

£893

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Tue 9/12

16:30-07:25

2 stops27h 55m

Melbourne

Sun 7/6

23:30-23:00

2 stops32h 30m

£898

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Fri 6/2

08:10-17:00

1 stop21h 50m

Melbourne

Fri 27/2

18:20-06:25

1 stop23h 05m

£900

DublinPerth

DUB - PER

DUBPER

Dublin

Wed 18/2

14:05-01:25

2 stops27h 20m

Perth

Wed 4/3

15:55-12:35

1 stop28h 40m

£900

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 7/3

16:50-10:45

2 stops30h 55m

Sydney Kingsford Smith

Wed 25/3

12:45-09:40

2 stops31h 55m

£901

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 16/5

10:40-10:45

2 stops39h 05m

Sydney Kingsford Smith

Tue 26/5

21:10-16:00

2 stops27h 50m

£901

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 12/5

10:40-10:45

2 stops39h 05m

Sydney Kingsford Smith

Sun 31/5

11:45-23:00

2 stops44h 15m

£903

DublinPerth

DUB - PER

DUBPER

Dublin

Tue 17/2

21:20-01:25

2 stops44h 05m

Perth

Mon 2/3

15:55-06:00

1 stop22h 05m

£905

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Tue 10/2

14:05-23:20

1 stop22h 15m

Melbourne

Tue 10/3

16:10-06:00

1 stop24h 50m

£908

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Sun 25/1

10:40-11:50

2 stops38h 10m

Melbourne

Sun 15/2

15:10-22:10

2 stops42h 00m

£926

Flights are sorted by cheapest return flights first.

Deals found on 18/11

Showing 1-10 of 58 results
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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
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 £452). Flying from Ireland to Australia in July is currently the most expensive (average of £1,015). 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?

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 20 November 2025.

When flying from Ireland to Australia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 18% versus a flight at midday.

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

Use this chart to determine the cheapest time to fly return from Ireland to Australia. Price data was last updated on 10 November 2024.

Travellers seeking maximum savings on their Ireland to Australia flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 20 November 2025.
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
3,419 reviews
Check prices

Comfort

8.0

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Emirates
8.1
Very Good
3,419 reviews
Emirates
8.1
Very Good
3,419 reviews
Check prices

Comfort

8.0

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Qatar Airways
7.4
Good
3,664 reviews
Emirates
8.1
Very Good
3,419 reviews
Check prices

Comfort

8.0

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Etihad Airways
7.4
Good
1,305 reviews
Emirates
8.1
Very Good
3,419 reviews
Check prices

Comfort

8.0

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Turkish Airlines
7.3
Good
4,047 reviews
Emirates
8.1
Very Good
3,419 reviews
Check prices

Comfort

8.0

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Lufthansa
6.8
Okay
7,576 reviews
Emirates
8.1
Very Good
3,419 reviews
Check prices

Comfort

8.0

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

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 £900, Turkish Airlines 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 Qatar Airways, with whom users have recently found tickets for as low as £482. However, be on the lookout for offers from Qantas Airways 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 £452). Flying from Ireland to Australia in July is currently the most expensive (average of £1,015). 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.

Alternative routes for Ireland to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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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 20 November 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£441Average£873FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Turkish AirlinesCheapest£592Average£1,003FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£622Average£902FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£721Average£1,148FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£784Average£1,036FlexibilityNo cancel feeOn-time77%
Search Air France flights
Etihad AirwaysCheapest£814Average£1,071FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£876Average£1,312FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
FinnairCheapest£925Average£1,137FlexibilityNo cancel feeOn-time76%
Search Finnair flights
EmiratesCheapest£925Average£1,482FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£956Average£1,053FlexibilityNo 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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