Find flights
When to book
Airlines
FAQs

Cheap flights from Ireland to Australia from $678

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
19 Feb — 26 Feb1
1 adult

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 14 February 2025.

Round-trip from

$1,641

One-way from

$678

Popular in

December

Cheapest in

May

Average price

$2,193
10/3-24/3
  • 10/3-24/3
  • 4 total stops
  • 63h 55m total
  • Ireland to Australia
25/3
  • 25/3
  • 2 total stops
  • 49h 50m total
  • Ireland to Australia
Highest demand for flights based on searches. 11% potential increase in price ($491 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($131 potential savings vs. average return price).
Average for round-trip flights in February 2025

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 14 February 2025.

Mon 10/317:35ORK - SYD
2 stops29h 25mMultiple Airlines
Mon 24/321:30SYD - ORK
2 stops34h 30mMultiple Airlines
Deal found 12/2$1,641
Sat 8/308:25DUB - PER
3 stops29h 20mMultiple Airlines
Sat 22/323:10PER - DUB
2 stops39h 40mMultiple Airlines
Deal found 13/2$1,649
Tue 20/517:45DUB - PER
2 stops31h 00mLufthansa
Mon 26/501:10PER - DUB
2 stops39h 45mLufthansa
Deal found 13/2$1,719
Fri 21/316:05ORK - MEL
2 stops30h 30mMultiple Airlines
Tue 25/318:15MEL - ORK
2 stops32h 10mMultiple Airlines
Deal found 13/2$1,769
Sun 13/412:00DUB - MEL
2 stops35h 40mMultiple Airlines
Sun 27/420:00MEL - DUB
2 stops35h 55mMultiple Airlines
Deal found 13/2$1,770
Thu 13/316:50DUB - MEL
2 stops41h 05mTurkish Airlines
Mon 31/321:50MEL - DUB
2 stops45h 45mTurkish Airlines
Deal found 13/2$1,772
Thu 27/206:00DUB - PER
2 stops34h 25mAir France
Thu 20/312:25PER - DUB
2 stops27h 40mAir France
Deal found 13/2$1,837
Tue 11/318:40DUB - MEL
2 stops25h 30mSWISS
Thu 27/315:35MEL - DUB
2 stops31h 20mSWISS
Deal found 14/2$1,856
Fri 28/215:00DUB - SYD
2 stops41h 05mTurkish Airlines
Fri 4/422:05SYD - DUB
2 stops45h 30mTurkish Airlines
Deal found 13/2$1,901
Sun 23/312:05DUB - SYD
3 stops34h 55mMultiple Airlines
Mon 31/311:15SYD - DUB
3 stops43h 10mMultiple Airlines
Deal found 13/2$1,936
Mon 19/508:55DUB - BNE
2 stops36h 45mMultiple Airlines
Fri 30/514:45BNE - DUB
2 stops35h 10mMultiple Airlines
Deal found 13/2$1,955
Mon 31/315:00DUB - ADL
1 stop40h 20mQatar Airways
Mon 7/411:40ADL - DUB
2 stops34h 20mQatar Airways
Deal found 13/2$1,956

Find flights from Ireland to Australia within your budget

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 14 February 2025.

Fly from

Ireland

Fly to

Australia

Route

Depart

Return

Price

CorkSydney

ORK - SYD

ORKSYD

Cork

Mon 10/3

17:35-10:00

2 stops29h 25m

Sydney Kingsford Smith

Mon 24/3

21:30-21:00

2 stops34h 30m

$1,641

DublinPerth

DUB - PER

DUBPER

Dublin

Sat 8/3

08:25-21:45

3 stops29h 20m

Perth

Sat 22/3

23:10-06:50

2 stops39h 40m

$1,649

DublinPerth

DUB - PER

DUBPER

Dublin

Tue 20/5

10:40-07:45

2 stops38h 05m

Perth

Mon 26/5

01:10-16:55

2 stops46h 45m

$1,713

CorkMelbourne

ORK - MEL

ORKMEL

Cork

Fri 21/3

16:05-09:35

2 stops30h 30m

Melbourne

Tue 25/3

18:15-15:25

2 stops32h 10m

$1,769

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Sun 13/4

12:00-08:40

2 stops35h 40m

Melbourne

Sun 27/4

20:00-22:55

2 stops35h 55m

$1,770

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 13/3

16:50-20:55

2 stops41h 05m

Melbourne

Mon 31/3

21:50-09:35

2 stops45h 45m

$1,772

DublinPerth

DUB - PER

DUBPER

Dublin

Tue 1/4

15:55-00:40

2 stops25h 45m

Perth

Tue 15/4

12:25-08:15

2 stops26h 50m

$1,789

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Sun 9/3

15:10-06:10

2 stops28h 00m

Melbourne

Fri 21/3

12:05-08:05

2 stops31h 00m

$1,832

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Mon 24/2

08:50-10:00

2 stops38h 10m

Melbourne

Mon 10/3

22:30-22:05

2 stops34h 35m

$1,846

DublinMelbourne

DUB - MEL

DUBMEL

Dublin

Thu 6/3

11:50-10:00

2 stops35h 10m

Melbourne

Mon 24/3

12:00-10:05

2 stops33h 05m

$1,848

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 60 results
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.

Travel insights for flights from Ireland to Australia

Get recent, data-driven insights about flights from Ireland to Australia including ideal travel times, pricing trends, and more.

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 $129). Flying from Ireland to Australia in October is currently the most expensive (average of $171). 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 14 February 2025.

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

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

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

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 14 February 2025.
Read through reviews of airlines operating flights from Ireland to Australia, such as Emirates, Delta and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Overall