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Cheap flights from Ireland to Australia from $685

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
9 May — 16 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 9 April 2026.

Fri 18/905:35
DUB
-
BNE
2 stops40h 25m
Turkish Airlines
Fri 9/1008:30
BNE
-
DUB
2 stops40h 10m
Turkish Airlines
Deal found 6/4$1,352
Fri 18/917:05
DUB
-
BNE
2 stops28h 55m
Turkish Airlines
Fri 23/1008:30
BNE
-
DUB
2 stops34h 05m
Turkish Airlines
Deal found 7/4$1,355
Thu 10/910:40
DUB
-
BNE
2 stops35h 20m
Turkish Airlines
Sun 25/1008:00
BNE
-
DUB
2 stops35h 40m
Turkish Airlines
Deal found 6/4$1,400
Tue 5/505:35
DUB
-
BNE
2 stops43h 10m
Multiple Airlines
Wed 20/513:40
BNE
-
DUB
2 stops42h 25m
Multiple Airlines
Deal found 6/4$1,461
Thu 17/910:40
DUB
-
BNE
2 stops35h 20m
Multiple Airlines
Thu 15/1013:40
BNE
-
DUB
2 stops28h 55m
Multiple Airlines
Deal found 7/4$1,476
Wed 26/810:50
DUB
-
BNE
2 stops35h 10m
Turkish Airlines
Wed 30/908:30
BNE
-
DUB
2 stops34h 05m
Turkish Airlines
Deal found 6/4$1,495
Wed 20/510:40
DUB
-
BNE
2 stops38h 05m
Multiple Airlines
Wed 27/513:40
BNE
-
DUB
2 stops42h 25m
Multiple Airlines
Deal found 5/4$1,498
Wed 6/510:40
DUB
-
BNE
2 stops38h 05m
Multiple Airlines
Wed 27/513:40
BNE
-
DUB
2 stops42h 25m
Multiple Airlines
Deal found 7/4$1,510
Mon 9/1109:10
DUB
-
PER
2 stops36h 15m
Multiple Airlines
Sun 22/1108:30
PER
-
DUB
2 stops41h 15m
Multiple Airlines
Deal found 6/4$1,514
Wed 13/509:00
DUB
-
PER
3 stops29h 45m
Multiple Airlines
Wed 27/520:50
PER
-
DUB
2 stops29h 15m
Multiple Airlines
Deal found 9/4$1,518
Fri 22/509:00
DUB
-
BNE
2 stops28h 55m
Multiple Airlines
Fri 12/611:45
BNE
-
DUB
2 stops28h 30m
Multiple Airlines
Deal found 5/4$1,528
Fri 22/509:00
DUB
-
PER
2 stops31h 45m
Multiple Airlines
Fri 29/504:45
PER
-
DUB
2 stops33h 30m
Multiple Airlines
Deal found 7/4$1,529

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 9 April 2026.

Round-trip from

$1,352

One-way from

$685

Popular in

July

Cheapest in

May

Average price

$1,994
Turkish Airlines
  • Turkish Airlines
  • 18/9-9/10
  • 4 total stops
  • 80h 35m total
  • Ireland to Australia
Search Deals
15/6
  • 15/6
  • 3 total stops
  • 35h 45m total
  • Ireland to Australia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($314 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($90 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 9 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

DublinBrisbane

DUB - BNE

DUBBNE

Dublin

Thu 28/5

17:05-09:45

2 stops55h 40m

Brisbane

Wed 10/6

13:40-23:05

2 stops42h 25m

$1,673

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 22/4

18:55-16:50

1 stop36h 55m

Sydney Kingsford Smith

Wed 22/7

15:40-07:15

1 stop24h 35m

$1,719

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 5/5

20:35-16:50

1 stop35h 15m

Sydney Kingsford Smith

Tue 26/5

15:40-19:05

1 stop36h 25m

$1,719

DublinMelbourne

DUB - AVV

DUBAVV

Dublin

Sun 10/5

09:00-22:50

2 stops28h 50m

Melbourne Avalon

Fri 22/5

06:00-07:15

2 stops34h 15m

$1,728

CorkSydney

ORK - SYD

ORKSYD

Cork

Thu 21/5

20:30-16:50

2 stops35h 20m

Sydney Kingsford Smith

Thu 28/5

20:50-19:50

2 stops32h 00m

$1,739

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 25/4

18:55-16:50

1 stop36h 55m

Sydney Kingsford Smith

Wed 22/7

15:40-07:15

1 stop24h 35m

$1,746

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 25/5

09:30-17:15

1 stop22h 45m

Melbourne

Wed 10/6

17:45-15:25

2 stops30h 40m

$1,772

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 13/5

09:00-06:10

1 stop36h 10m

Sydney Kingsford Smith

Sun 17/5

15:40-19:05

1 stop36h 25m

$1,772

DublinPerth

DUB - PER

DUBPER

Dublin

Mon 25/5

09:30-23:10

2 stops30h 40m

Perth

Sat 6/6

22:55-15:25

1 stop23h 30m

$1,796

DublinCanberra

DUB - CBR

DUBCBR

Dublin

Wed 22/4

18:55-12:05

2 stops56h 10m

Canberra

Sun 26/4

15:35-15:25

2 stops32h 50m

$1,803

Flights are sorted by cheapest return flights first.

Deals found on 5/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $839). Flying from Ireland to Australia in July is currently the most expensive (average of $1,831). 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 9 April 2026.
Get a feel of what it's like to fly with Qantas Airways,SWISS, 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.
Qantas Airways
7.5
Good
1,017 reviews
Check prices

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
1,017 reviews
Qantas Airways
7.5
Good
1,017 reviews
Check prices

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
SWISS
7.5
Good
1,916 reviews
Qantas Airways
7.5
Good
1,017 reviews
Check prices

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qatar Airways
7.4
Good
3,727 reviews
Qantas Airways
7.5
Good
1,017 reviews
Check prices

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Etihad Airways
7.3
Good
1,428 reviews
Qantas Airways
7.5
Good
1,017 reviews
Check prices

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Turkish Airlines
7.3
Good
4,304 reviews
Qantas Airways
7.5
Good
1,017 reviews
Check prices

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

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 22h 45m. 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 ($739), Virgin Australia ($914), and Emirates ($931).

  • 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 $839). Flying from Ireland to Australia in July is currently the most expensive (average of $1,831). 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 9 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,102Average$2,341FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
SWISSCheapest$1,299Average$1,424FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Etihad AirwaysCheapest$1,465Average$1,746FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest$1,615Average$2,533FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest$1,756Average$3,382FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air FranceCheapest$1,905Average$2,267FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qantas AirwaysCheapest$1,994Average$2,307FlexibilityNo 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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