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Cheap flights from Ireland to Sydney from £338

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
5 Apr — 12 Apr1
1 adult

Cheap flight deals from Ireland to Sydney

Keep the following information in mind while searching for Ireland to Sydney flight deals. Data was last updated 31 March 2025.

Round-trip from

£929

One-way from

£338

Popular in

December

Cheapest in

March

Average price

£991
Etihad Airways
  • Etihad Airways
  • 7/5-26/5
  • 3 total stops
  • 101h 40m total
  • Ireland to Sydney
Search Deals
7/5
  • 7/5
  • 2 total stops
  • 59h 00m total
  • Ireland to Sydney
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£138 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£37 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Ireland to Sydney

Cheapest flights from Ireland to Sydney
Explore the most affordable flight options available from Ireland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2025.

Fri 31/1018:00DUB - SYD
2 stops40h 15mLufthansa
Tue 18/1115:15SYD - DUB
2 stops30h 45mLufthansa
Deal found 30/3£927
Wed 7/518:15DUB - SYD
2 stops59h 00mMultiple Airlines
Mon 26/521:30SYD - DUB
1 stop42h 40mMultiple Airlines
Deal found 31/3£929
Tue 2/1216:50DUB - SYD
1 stop39h 55mTurkish Airlines
Tue 20/121:40SYD - DUB
1 stop28h 45mTurkish Airlines
Deal found 31/3£931
Wed 7/508:15DUB - SYD
1 stop23h 55mQatar Airways
Mon 12/511:00SYD - DUB
2 stops28h 45mQatar Airways
Deal found 30/3£932
Tue 10/615:55DUB - SYD
2 stops28h 15mAir France
Mon 23/614:50SYD - DUB
2 stops26h 25mAir France
Deal found 31/3£949
Tue 2/1218:40DUB - SYD
2 stops25h 35mSWISS
Tue 30/1215:15SYD - DUB
2 stops31h 50mSWISS
Deal found 31/3£969
Sat 1/1117:50DUB - SYD
2 stops26h 05mBritish Airways
Fri 21/1116:20SYD - DUB
2 stops33h 45mBritish Airways
Deal found 30/3£1,045
Tue 14/1012:30DUB - SYD
2 stops33h 30mUnited Airlines
Fri 31/1010:20SYD - DUB
2 stops31h 40mUnited Airlines
Deal found 29/3£1,055
Sun 21/909:05DUB - SYD
1 stop23h 55mEtihad Airways
Tue 30/915:40SYD - DUB
1 stop24h 30mEtihad Airways
Deal found 31/3£1,074
Mon 9/617:20DUB - SYD
3 stops28h 10mKLM
Mon 23/614:50SYD - DUB
2 stops28h 25mKLM
Deal found 31/3£1,099
Tue 2/1207:40DUB - SYD
3 stops38h 55mAir Canada
Tue 20/111:20SYD - DUB
2 stops30h 50mAir Canada
Deal found 31/3£1,168

Cheapflights Fare Finder

Customise your flight search to find flights from Ireland to Sydney 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 31 March 2025.
Use the filters below to find and compare flights from Ireland to Sydney that are best for you.

Fly from

Ireland

Fly to

Sydney

Route

Depart

Return

Price

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 7/5

18:15-14:15

2 stops59h 00m

Sydney Kingsford Smith

Mon 26/5

21:30-07:10

1 stop42h 40m

£929

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 7/5

08:15-17:10

1 stop23h 55m

Sydney Kingsford Smith

Mon 12/5

11:00-06:45

2 stops28h 45m

£932

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 10/6

15:55-05:10

2 stops28h 15m

Sydney Kingsford Smith

Mon 23/6

14:50-08:15

2 stops26h 25m

£949

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 25/5

13:35-19:00

2 stops44h 25m

Sydney Kingsford Smith

Sun 22/6

20:55-12:35

2 stops48h 40m

£950

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 23/9

09:00-06:10

2 stops36h 10m

Sydney Kingsford Smith

Thu 25/9

14:05-16:55

2 stops35h 50m

£965

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 14/5

13:00-10:25

2 stops36h 25m

Sydney Kingsford Smith

Wed 21/5

07:55-17:50

2 stops42h 55m

£988

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 12/5

15:20-05:20

2 stops29h 00m

Sydney Kingsford Smith

Sat 6/9

14:40-14:25

2 stops32h 45m

£1,048

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 23/4

13:35-06:55

2 stops32h 20m

Sydney Kingsford Smith

Sat 3/5

09:30-10:20

2 stops33h 50m

£1,058

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 21/9

09:05-18:00

1 stop23h 55m

Sydney Kingsford Smith

Mon 29/9

15:40-18:55

1 stop36h 15m

£1,074

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 9/6

17:20-06:30

3 stops28h 10m

Sydney Kingsford Smith

Mon 23/6

14:50-10:15

2 stops28h 25m

£1,099

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 20 results
1
2

Best time to book a flight from Ireland to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

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

Currently, May is the cheapest month in which you can book a flight from Ireland to Sydney (average of £985). Flying from Ireland to Sydney in July is currently the most expensive (average of £1,727). 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 SYD?

Find hourly flight availability from Ireland to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Sydney as you normally would.

Rainfall in Sydney by month

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

In terms of precipitation, rainfall in Sydney 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 Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

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

If weather is an important factor for your trip to Sydney, 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 Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 31 March 2025.
Get a feel of what it's like to fly with Emirates, KLM and SWISS from Ireland to Sydney by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.0
Very Good
3,192 reviews
Check prices

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

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
8.0
Very Good
3,192 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

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
1,321 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

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
1,570 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

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.
Qatar Airways
7.4
Good
3,541 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

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.
Etihad Airways
7.4
Good
1,181 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

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

Find useful and relevant information for your journey from Ireland to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Ireland?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Ireland.

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

    To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at £484. SWISS flights start at £485 while deals on Etihad Airways start at £691 one-way.

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

    Yes. In addition to deals on Ireland to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Sydney.

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

    Yes. Cheapflights offers flight deals from Ireland to Sydney 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 Sydney?

    Currently, May is the cheapest month in which you can book a flight from Ireland to Sydney (average of £985). Flying from Ireland to Sydney in July is currently the most expensive (average of £1,727). 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

Travelling to a place near Ireland?

Book flights to Ireland if you plan to visit one of these locations
Bondi Beach
Coogee
Manly

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Top 10 airlines flying from Ireland to Sydney

Discover the top 10 airlines that operate flights from Ireland to Sydney. 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 31 March 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£669Average£869FlexibilityNo cancel feeOn-time79%
Search SWISS flights
China EasternCheapest£700Average£1,198FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
LufthansaCheapest£727Average£961FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapest£815Average£1,025FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest£850Average£1,075FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£896Average£1,067FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£952Average£1,404FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Qatar AirwaysCheapest£985Average£1,458FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
United AirlinesCheapest£1,010Average£1,065FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Etihad AirwaysCheapest£1,092Average£1,551FlexibilityNo cancel feeOn-time75%
Search Etihad 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 Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Ireland today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Sydney flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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