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Cheap flights from Ireland to Australia from $662

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
22 May — 29 May1
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
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 22 April 2026.

Wed 3/620:35
DUB
-
BNE
2 stops41h 40m
Multiple Airlines
Wed 10/608:15
BNE
-
DUB
2 stops32h 00m
Multiple Airlines
Deal found 18/4$1,437
Wed 11/1110:40
DUB
-
ADL
2 stops35h 00m
Turkish Airlines
Sat 21/1111:00
ADL
-
DUB
2 stops39h 00m
Turkish Airlines
Deal found 21/4$1,444
Fri 5/620:35
DUB
-
BNE
2 stops39h 05m
Multiple Airlines
Fri 12/611:50
BNE
-
DUB
2 stops28h 25m
Multiple Airlines
Deal found 21/4$1,452
Wed 20/520:35
DUB
-
BNE
2 stops41h 40m
Multiple Airlines
Sat 30/507:00
BNE
-
DUB
2 stops33h 15m
Multiple Airlines
Deal found 19/4$1,455
Thu 4/609:00
DUB
-
BNE
2 stops29h 15m
Multiple Airlines
Thu 18/611:50
BNE
-
DUB
2 stops28h 25m
Multiple Airlines
Deal found 19/4$1,456
Sat 6/620:35
DUB
-
BNE
2 stops39h 05m
Multiple Airlines
Mon 22/611:50
BNE
-
DUB
2 stops28h 25m
Multiple Airlines
Deal found 19/4$1,458
Tue 19/509:00
DUB
-
BNE
2 stops40h 55m
Multiple Airlines
Mon 1/607:10
BNE
-
DUB
2 stops33h 05m
Multiple Airlines
Deal found 21/4$1,459
Mon 1/620:35
DUB
-
BNE
2 stops41h 40m
Multiple Airlines
Mon 8/607:10
BNE
-
DUB
2 stops33h 05m
Multiple Airlines
Deal found 18/4$1,461
Thu 27/810:40
DUB
-
BNE
3 stops58h 10m
Turkish Airlines
Fri 18/907:15
BNE
-
DUB
3 stops48h 50m
Turkish Airlines
Deal found 21/4$1,465
Thu 21/509:00
DUB
-
BNE
2 stops40h 55m
Multiple Airlines
Wed 3/608:15
BNE
-
DUB
2 stops43h 50m
Multiple Airlines
Deal found 20/4$1,466
Tue 5/509:00
DUB
-
BNE
2 stops28h 55m
Multiple Airlines
Sat 9/508:15
BNE
-
DUB
2 stops32h 00m
Multiple Airlines
Deal found 19/4$1,468
Sat 25/418:45
DUB
-
BNE
2 stops43h 30m
Multiple Airlines
Sat 2/519:25
BNE
-
DUB
2 stops44h 50m
Multiple Airlines
Deal found 20/4$1,469

Find flight deals from Ireland to Australia

Keep the following information in mind while searching for Ireland to Australia flight deals. Data was last updated 22 April 2026.

Round-trip from

$1,437

One-way from

$662

Popular in

July

Cheapest in

May

Average price

$1,997
3/6-10/6
  • 3/6-10/6
  • 4 total stops
  • 73h 40m total
  • Ireland to Australia
Search Deals
17/6
  • 17/6
  • 3 total stops
  • 35h 45m total
  • Ireland to Australia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($293 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($87 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
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 647,157 searches. Data last updated 22 April 2026.
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 - MEL

DUBMEL

Dublin

Mon 25/5

08:15-17:15

1 stop24h 00m

Melbourne

Wed 10/6

22:45-15:25

1 stop25h 40m

$1,718

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 17/8

20:35-06:10

1 stop24h 35m

Sydney Kingsford Smith

Sun 6/9

15:40-19:05

1 stop36h 25m

$1,741

CorkMelbourne

ORK - MEL

ORKMEL

Cork

Thu 4/6

16:10-07:20

2 stops30h 10m

Melbourne

Tue 9/6

10:15-10:45

2 stops33h 30m

$1,810

DublinPerth

DUB - PER

DUBPER

Dublin

Tue 15/9

05:35-01:10

2 stops36h 35m

Perth

Tue 6/10

15:50-16:00

2 stops31h 10m

$1,819

CorkMelbourne

ORK - MEL

ORKMEL

Cork

Thu 4/6

20:30-07:20

2 stops49h 50m

Melbourne

Tue 9/6

10:15-23:50

2 stops46h 35m

$1,866

DublinPerth

DUB - PER

DUBPER

Dublin

Thu 4/6

08:15-12:15

1 stop21h 00m

Perth

Thu 18/6

14:20-13:30

2 stops30h 10m

$1,868

CorkMelbourne

ORK - MEL

ORKMEL

Cork

Thu 4/6

20:30-07:20

2 stops49h 50m

Melbourne

Mon 8/6

10:15-19:50

2 stops42h 35m

$1,914

DublinMelbourne

DUB - AVV

DUBAVV

Dublin

Sun 17/5

09:00-22:50

2 stops28h 50m

Melbourne Avalon

Sun 24/5

06:00-07:15

2 stops34h 15m

$1,916

DublinMelbourne

DUB - AVV

DUBAVV

Dublin

Mon 4/5

09:00-22:50

2 stops28h 50m

Melbourne Avalon

Fri 8/5

06:00-07:15

2 stops34h 15m

$1,928

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 21/5

22:00-05:30

1 stop22h 30m

Melbourne

Mon 25/5

15:55-12:20

2 stops29h 25m

$1,933

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, August is the cheapest month in which you can book a flight from Ireland to Australia (average of $705). Flying from Ireland to Australia in September is currently the most expensive (average of $5,190). 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.

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 22 April 2026.
Get a feel of what it's like to fly with SWISS,Qantas Airways, andQatar Airways from Ireland to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,924 reviews
Check prices

Entertainment

6.8

Crew

8.3

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.6
Good
1,924 reviews
SWISS
7.6
Good
1,924 reviews
Check prices

Entertainment

6.8

Crew

8.3

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Qantas Airways
7.5
Good
1,024 reviews
SWISS
7.6
Good
1,924 reviews
Check prices

Entertainment

6.8

Crew

8.3

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Qatar Airways
7.4
Good
3,730 reviews
SWISS
7.6
Good
1,924 reviews
Check prices

Entertainment

6.8

Crew

8.3

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Turkish Airlines
7.4
Good
4,323 reviews
SWISS
7.6
Good
1,924 reviews
Check prices

Entertainment

6.8

Crew

8.3

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Etihad Airways
7.3
Good
1,433 reviews
SWISS
7.6
Good
1,924 reviews
Check prices

Entertainment

6.8

Crew

8.3

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

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?

    Departing from Ireland to Australia will take you 24h. The distance from Ireland to Australia is about 17183 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapet airlines for a one-way flight from Ireland to Australia are Etihad Airways ($728), Virgin Australia ($900), and Emirates ($918).

  • 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, August is the cheapest month in which you can book a flight from Ireland to Australia (average of $705). Flying from Ireland to Australia in September is currently the most expensive (average of $5,190). 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.

Top 7 airlines flying from Ireland to Australia

Discover the top 7 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 647,157 searches. Data last updated 22 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,085Average$2,306FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
SWISSCheapest$1,280Average$1,401FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Etihad AirwaysCheapest$1,365Average$1,720FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest$1,591Average$2,443FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest$1,730Average$3,265FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air FranceCheapest$1,876Average$2,233FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qantas AirwaysCheapest$1,965Average$2,273FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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 goes through 900+ travel sites to look for the best flight deals for flights from Ireland to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ireland to Australia.

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

Yes! Cheapflights helps users easily find flights from Ireland to Australia with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Australia from Ireland today and book when prices fit your budget.

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