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Cheap flights from Ireland to Sydney from $812

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
29 Apr — 6 May1
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 24 April 2025.

Round-trip from

$1,641

One-way from

$812

Popular in

December

Cheapest in

March

Average price

$2,362
4/6-11/6
  • 4/6-11/6
  • 4 total stops
  • 69h 35m total
  • Ireland to Sydney
Search Deals
3/6
  • 3/6
  • 3 total stops
  • 47h 20m total
  • Ireland to Sydney
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($580 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($152 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 24 April 2025.

Wed 4/616:15ORK - SYD
2 stops35h 20mMultiple Airlines
Wed 11/620:30SYD - ORK
2 stops34h 15mMultiple Airlines
Deal found 23/4$1,641
Thu 5/608:40DUB - SYD
2 stops36h 30mSWISS
Mon 30/614:05SYD - DUB
2 stops36h 45mSWISS
Deal found 24/4$1,851
Sun 8/606:20DUB - SYD
3 stops42h 50mMultiple Airlines
Sun 15/608:40SYD - DUB
3 stops34h 25mMultiple Airlines
Deal found 24/4$1,856
Sat 31/515:25ORK - SYD
2 stops28h 45mAir France
Mon 9/610:20SYD - ORK
2 stops37h 20mAir France
Deal found 23/4$1,857
Tue 10/612:00DUB - SYD
2 stops41h 15mHainan Airlines
Tue 17/621:00SYD - DUB
2 stops43h 00mHainan Airlines
Deal found 23/4$1,857
Thu 8/521:15SNN - SYD
2 stops47h 05mMultiple Airlines
Wed 14/514:40SYD - SNN
2 stops34h 30mMultiple Airlines
Deal found 24/4$1,885
Fri 5/910:55DUB - SYD
2 stops33h 25mBritish Airways
Mon 22/914:40SYD - DUB
2 stops28h 00mBritish Airways
Deal found 23/4$1,888
Fri 9/509:05DUB - SYD
1 stop23h 55mEtihad Airways
Thu 22/511:00SYD - DUB
2 stops29h 10mEtihad Airways
Deal found 23/4$1,913
Mon 1/915:55DUB - SYD
2 stops32h 05mAir France
Mon 15/914:50SYD - DUB
2 stops26h 25mAir France
Deal found 23/4$1,940
Sat 10/517:30SNN - SYD
2 stops26h 50mBritish Airways
Wed 14/514:40SYD - SNN
2 stops34h 30mBritish Airways
Deal found 24/4$1,973
Fri 23/513:35DUB - SYD
2 stops44h 25mTurkish Airlines
Thu 5/620:55SYD - DUB
2 stops45h 40mTurkish Airlines
Deal found 22/4$1,976
Tue 3/611:45ORK - SYD
2 stops32h 35mBritish Airways
Tue 16/914:05SYD - ORK
2 stops29h 40mBritish Airways
Deal found 24/4$2,007

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 647,157 searches. Data last updated 24 April 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

CorkSydney

ORK - SYD

ORKSYD

Cork

Wed 4/6

16:15-12:35

2 stops35h 20m

Sydney Kingsford Smith

Wed 11/6

20:30-21:45

2 stops34h 15m

$1,641

CorkSydney

ORK - SYD

ORKSYD

Cork

Sat 31/5

15:25-05:10

2 stops28h 45m

Sydney Kingsford Smith

Mon 9/6

10:20-14:40

2 stops37h 20m

$1,857

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 10/6

12:00-14:15

2 stops41h 15m

Sydney Kingsford Smith

Tue 17/6

21:00-07:00

2 stops43h 00m

$1,857

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 5/6

06:15-09:55

3 stops42h 40m

Sydney Kingsford Smith

Thu 12/6

21:00-22:30

3 stops34h 30m

$1,860

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 5/6

08:40-06:10

2 stops36h 30m

Sydney Kingsford Smith

Mon 30/6

14:05-17:50

2 stops36h 45m

$1,867

ShannonSydney

SNN - SYD

SNNSYD

Shannon

Thu 8/5

21:15-05:20

2 stops47h 05m

Sydney Kingsford Smith

Wed 14/5

14:40-16:10

2 stops34h 30m

$1,885

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 5/9

10:55-05:20

2 stops33h 25m

Sydney Kingsford Smith

Mon 22/9

14:40-09:40

2 stops28h 00m

$1,888

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 9/5

09:05-18:00

1 stop23h 55m

Sydney Kingsford Smith

Thu 22/5

11:00-07:10

2 stops29h 10m

$1,913

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 15/9

10:40-10:20

2 stops38h 40m

Sydney Kingsford Smith

Thu 13/11

16:10-16:40

2 stops35h 30m

$1,918

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 1/9

15:55-09:00

2 stops32h 05m

Sydney Kingsford Smith

Mon 15/9

14:50-08:15

2 stops26h 25m

$1,940

Flights are sorted by cheapest return flights first.

Deals found on 24/4

Showing 1-10 of 36 results
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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 $129). Flying from Ireland to Sydney 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 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 24 April 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 24 April 2025.
Get a feel of what it's like to fly with Hainan Airlines, Emirates and KLM from Ireland to Sydney by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Food

8.5

Comfort

8.1

Overall

8.1

Entertainment

7.7

Crew

8.9

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.1
Very Good
37 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Food

8.5

Comfort

8.1

Overall

8.1

Entertainment

7.7

Crew

8.9

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Emirates
8.0
Very Good
3,206 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Food

8.5

Comfort

8.1

Overall

8.1

Entertainment

7.7

Crew

8.9

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
KLM
7.8
Good
1,333 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Food

8.5

Comfort

8.1

Overall

8.1

Entertainment

7.7

Crew

8.9

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Finnair
7.6
Good
1,272 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Food

8.5

Comfort

8.1

Overall

8.1

Entertainment

7.7

Crew

8.9

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
SWISS
7.5
Good
1,582 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Food

8.5

Comfort

8.1

Overall

8.1

Entertainment

7.7

Crew

8.9

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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?

    If you book a flight to Sydney from Ireland, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

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

    $1,245 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Air Canada and Etihad Airways, with prices starting from $1,295 and $1,413, respectively.

  • What are the most popular routes from Ireland to Sydney?

    The most popular route from Ireland to Sydney is Dublin - Sydney Kingsford Smith. You may also consider Cork - Sydney Kingsford Smith or Shannon - Sydney Kingsford Smith.

  • 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 $129). Flying from Ireland to Sydney 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.

See more FAQs

Travelling to a place near Ireland?

Book flights to Ireland if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Manly
Penrith
Coogee
Randwick
Terrigal
Cronulla
Lithgow
Bondi Beach
Leura
Swansea

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Alternative routes for Ireland to Sydney

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Top 8 airlines flying from Ireland to Sydney

Discover the top 8 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 647,157 searches. Data last updated 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$1,449Average$1,627FlexibilityNo cancel feeOn-time79%
Search SWISS flights
British AirwaysCheapest$1,816Average$2,361FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest$2,060Average$2,089FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest$2,071Average$2,336FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qatar AirwaysCheapest$2,109Average$2,989FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Etihad AirwaysCheapest$2,331Average$3,338FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qantas AirwaysCheapest$2,876Average$3,758FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest$2,895Average$3,705FlexibilityNo cancel feeOn-time75%
Search Emirates 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?

Cheapflights helps you search for flights from Ireland to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Sydney from Ireland.

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

Yes, we can. To see specific flights from Ireland to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Ireland to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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