Cheap flights from Ireland to Sydney from €424

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Sydney departing on 18/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ireland to Sydney

Recent return flight deals from Ireland to Sydney

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:25 - 16:50
DUB
-
SYD
35h 25m
2 stops
Multiple Airlines Logo
15:40 - 15:45
SYD
-
DUB
33h 05m
2 stops
€1,022Multiple Airlines
Tue, 2 Jun - Tue, 16 Jun
Multiple Airlines Logo
15:55 - 06:10
DUB
-
SYD
29h 15m
2 stops
Multiple Airlines Logo
20:50 - 23:20
SYD
-
DUB
35h 30m
2 stops
€1,023Multiple Airlines
Sat, 16 May - Sat, 23 May
Multiple Airlines Logo
05:45 - 20:00
DUB
-
SYD
29h 15m
2 stops
Multiple Airlines Logo
22:05 - 23:05
SYD
-
DUB
35h 00m
2 stops
€1,024Multiple Airlines
Sun, 20 Sep - Tue, 6 Oct
Etihad Airways Logo
09:00 - 16:50
DUB
-
SYD
22h 50m
1 stop
Etihad Airways Logo
16:40 - 19:05
SYD
-
DUB
36h 25m
1 stop
€1,025Etihad Airways
Sun, 6 Sep - Sun, 4 Oct
Etihad Airways Logo
09:00 - 16:50
DUB
-
SYD
22h 50m
1 stop
Etihad Airways Logo
21:30 - 19:05
SYD
-
DUB
30h 35m
1 stop
€1,028Etihad Airways
Thu, 14 May - Thu, 4 Jun
Multiple Airlines Logo
16:50 - 06:10
SNN
-
SYD
28h 20m
2 stops
Multiple Airlines Logo
20:50 - 20:35
SYD
-
SNN
32h 45m
2 stops
€1,028Multiple Airlines
Mon, 18 May - Mon, 25 May
Multiple Airlines Logo
08:15 - 17:10
DUB
-
SYD
23h 55m
1 stop
Multiple Airlines Logo
13:00 - 01:00
SYD
-
DUB
45h 00m
3 stops
€1,029Multiple Airlines
Tue, 12 May - Tue, 19 May
Qatar Airways Logo
20:30 - 17:10
ORK
-
SYD
35h 40m
2 stops
Qatar Airways Logo
20:45 - 19:50
SYD
-
ORK
32h 05m
2 stops
€1,305Qatar Airways
Mon, 13 Apr - Mon, 20 Apr
British Airways Logo
07:30 - 06:45
SNN
-
SYD
38h 15m
2 stops
British Airways Logo
14:35 - 11:20
SYD
-
SNN
29h 45m
2 stops
€1,324British Airways
Thu, 4 Jun - Mon, 8 Jun
Qatar Airways Logo
20:30 - 17:30
ORK
-
SYD
60h 00m
2 stops
Qatar Airways Logo
20:45 - 23:50
SYD
-
ORK
36h 05m
2 stops
€1,351Qatar Airways
Thu, 16 Apr - Tue, 21 Apr

Qatar Airways flights from Ireland to Sydney

Our best Qatar Airways deals on Ireland to Sydney flight tickets
Qatar Airways
9 Apr
DUB09:15Dublin
22h 55m
1 stop
SYD17:10Sydney Kingsford Smith
22 Apr
SYD20:45Sydney Kingsford Smith
28h 15m
1 stop
DUB16:00Dublin
€1,048
Qatar Airways
14 Apr
DUB09:15Dublin
22h 55m
1 stop
SYD17:10Sydney Kingsford Smith
28 Apr
SYD20:45Sydney Kingsford Smith
25h 45m
1 stop
DUB13:30Dublin
€1,051
Qatar Airways
13 Apr
DUB12:55Dublin
43h 15m
1 stop
SYD17:10Sydney Kingsford Smith
27 Apr
SYD20:45Sydney Kingsford Smith
25h 45m
1 stop
DUB13:30Dublin
€1,053

Etihad Airways flights from Ireland to Sydney

Our best Etihad Airways deals on Ireland to Sydney flight tickets
Etihad Airways
6 Sept
DUB09:00Dublin
22h 50m
1 stop
SYD16:50Sydney Kingsford Smith
4 Oct
SYD16:40Sydney Kingsford Smith
36h 25m
1 stop
DUB19:05Dublin
€1,025
Etihad Airways
14 May
DUB09:00Dublin
22h 50m
1 stop
SYD16:50Sydney Kingsford Smith
4 Jun
SYD21:30Sydney Kingsford Smith
30h 35m
1 stop
DUB19:05Dublin
€1,028
Etihad Airways
24 Aug
DUB09:00Dublin
22h 50m
1 stop
SYD16:50Sydney Kingsford Smith
10 Sept
SYD21:30Sydney Kingsford Smith
30h 35m
1 stop
DUB19:05Dublin
€1,030

momondo 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, momondo users made 13,528 searches. Data last updated 2 April 2026.
Use the filters below to find and compare flights from Ireland to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 2/6

20:25-16:50

2 stops35h 25m

Sydney Kingsford Smith

Tue 16/6

15:40-15:45

2 stops33h 05m

€1,022

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 16/5

15:55-06:10

2 stops29h 15m

Sydney Kingsford Smith

Sat 23/5

20:50-23:20

2 stops35h 30m

€1,023

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 20/9

05:45-20:00

2 stops29h 15m

Sydney Kingsford Smith

Tue 6/10

22:05-23:05

2 stops35h 00m

€1,024

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 6/9

09:00-16:50

1 stop22h 50m

Sydney Kingsford Smith

Sun 4/10

16:40-19:05

1 stop36h 25m

€1,025
Fastest return journey

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 14/5

09:00-16:50

1 stop22h 50m

Sydney Kingsford Smith

Thu 4/6

21:30-19:05

1 stop30h 35m

€1,028

ShannonSydney

SNN - SYD

SNNSYD

Shannon

Mon 18/5

16:50-06:10

2 stops28h 20m

Sydney Kingsford Smith

Mon 25/5

20:50-20:35

2 stops32h 45m

€1,028

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 12/5

08:15-17:10

1 stop23h 55m

Sydney Kingsford Smith

Tue 19/5

13:00-01:00

3 stops45h 00m

€1,029

CorkSydney

ORK - SYD

ORKSYD

Cork

Mon 13/4

20:30-17:10

2 stops35h 40m

Sydney Kingsford Smith

Mon 20/4

20:45-19:50

2 stops32h 05m

€1,305

ShannonSydney

SNN - SYD

SNNSYD

Shannon

Thu 4/6

07:30-06:45

2 stops38h 15m

Sydney Kingsford Smith

Mon 8/6

14:35-11:20

2 stops29h 45m

€1,324

CorkSydney

ORK - SYD

ORKSYD

Cork

Thu 16/4

20:30-17:30

2 stops60h 00m

Sydney Kingsford Smith

Tue 21/4

20:45-23:50

2 stops36h 05m

€1,351

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Ireland to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sydney?

The month of September is another great option to travel to Sydney, with average flight prices from Ireland averaging around €1,121.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around €1,284 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Ireland for as low as €1,131 on momondo.

Can stopping save me money on Ireland to Sydney flights?

You could potentially save up to 24% on your flight if you consider stops on a Ireland to Sydney flight.

Cheap Ireland to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Sydney

Fastest flight time

22h 50m

Direct flights

None
The fastest flight from Ireland to Sydney takes 22h 50m
There are no direct flights from Ireland to Sydney. There are no popular flight routes from Ireland to Sydney.

Frequently asked questions about flying from Ireland to Sydney

  • When did momondo last update prices for flights from Ireland to Sydney Kingsford Smith Airport?

    Prices for flights from Ireland to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Ireland to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Ireland to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to Sydney

Compare and see reviews for airlines that fly from Ireland to Sydney with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom €781Free CancellationRating
6.8
7,883 reviews
Search Lufthansa flights
SWISSPriceFrom €781Free CancellationRating
7.5
1,909 reviews
Search SWISS flights
Etihad AirwaysPriceFrom €898Free CancellationRating
7.3
1,432 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom €960Free CancellationRating
7.3
4,290 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom €1,000Free CancellationRating
6.7
7,841 reviews
Search British Airways flights
Qatar AirwaysPriceFrom €1,064Free CancellationRating
7.4
3,730 reviews
Search Qatar Airways flights
Qantas AirwaysPriceFrom €1,100Free CancellationRating
7.5
1,016 reviews
Search Qantas Airways flights
EmiratesPriceFrom €1,104Free CancellationRating
8.1
3,551 reviews
Search Emirates flights
Air FrancePriceFrom €1,126Free CancellationRating
7.4
1,561 reviews
Search Air France flights
FinnairPriceFrom €1,203Free CancellationRating
7.7
1,376 reviews
Search Finnair flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Coogee
Randwick
Terrigal

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Sydney?

Finding the right flight to Sydney from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sydney quick and easy, saving you time and money.

Can I find flights from Ireland to Sydney with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sydney from Ireland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ireland to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Sydney.

I’m not ready to book a flight from Ireland to Sydney right now. Can momondo alert me if prices change?

Price alerts on flights to Sydney from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Sydney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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1 adult
Sat 2/5
Sat 9/5