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Cheap flights from Ireland to Sydney from €397

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 14/3. 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
16:05 - 13:35
ORK
-
SYD
34h 30m
2 stops
Multiple Airlines Logo
12:00 - 12:35
SYD
-
ORK
35h 35m
2 stops
€884Multiple Airlines
Sun, 1 Mar - Mon, 9 Mar
Multiple Airlines Logo
17:30 - 13:35
SNN
-
SYD
33h 05m
2 stops
Multiple Airlines Logo
21:30 - 19:20
SYD
-
SNN
32h 50m
2 stops
€890Multiple Airlines
Sun, 1 Mar - Sun, 8 Mar
Multiple Airlines Logo
07:50 - 06:55
SNN
-
SYD
36h 05m
2 stops
Multiple Airlines Logo
16:20 - 11:30
SYD
-
SNN
30h 10m
2 stops
€945Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
British Airways Logo
07:40 - 06:45
SNN
-
SYD
38h 05m
2 stops
British Airways Logo
07:40 - 16:10
SYD
-
SNN
41h 30m
2 stops
€969British Airways
Wed, 13 May - Sun, 17 May
British Airways Logo
07:40 - 06:45
SNN
-
SYD
38h 05m
2 stops
British Airways Logo
07:40 - 16:10
SYD
-
SNN
41h 30m
2 stops
€970British Airways
Wed, 13 May - Sun, 17 May
Qatar Airways Logo
14:05 - 06:50
DUB
-
SYD
29h 45m
1 stop
Qatar Airways Logo
15:50 - 12:35
SYD
-
DUB
31h 45m
1 stop
€1,058Qatar Airways
Mon, 23 Feb - Sun, 8 Mar
Qatar Airways Logo
21:20 - 06:50
DUB
-
SYD
22h 30m
1 stop
Qatar Airways Logo
15:50 - 12:35
SYD
-
DUB
31h 45m
1 stop
€1,063Qatar Airways
Thu, 12 Feb - Wed, 18 Feb
Turkish Airlines Logo
06:20 - 19:10
DUB
-
SYD
27h 50m
2 stops
Turkish Airlines Logo
21:05 - 23:05
SYD
-
DUB
35h 00m
2 stops
€1,064Turkish Airlines
Thu, 16 Apr - Sun, 17 May
KLM Logo
11:15 - 07:30
ORK
-
SYD
33h 15m
3 stops
KLM Logo
16:15 - 10:45
SYD
-
ORK
29h 30m
2 stops
€1,160KLM
Mon, 2 Mar - Mon, 9 Mar
KLM Logo
11:15 - 07:30
ORK
-
SYD
33h 15m
3 stops
KLM Logo
11:10 - 10:45
SYD
-
ORK
34h 35m
3 stops
€1,161KLM
Mon, 2 Mar - Mon, 9 Mar

KLM flights from Ireland to Sydney

Our best KLM deals on Ireland to Sydney flight tickets
KLM
26 Feb
ORK06:00Cork
38h 30m
3 stops
SYD07:30Sydney Kingsford Smith
7 Mar
SYD11:10Sydney Kingsford Smith
34h 35m
3 stops
ORK10:45Cork
€1,167
KLM
9 Mar
ORK06:00Cork
41h 45m
3 stops
SYD10:45Sydney Kingsford Smith
17 Mar
SYD06:35Sydney Kingsford Smith
45h 10m
3 stops
ORK16:45Cork
€1,173
KLM
27 Jan
DUB13:25Dublin
32h 10m
3 stops
SYD08:35Sydney Kingsford Smith
23 Feb
SYD12:45Sydney Kingsford Smith
30h 20m
3 stops
DUB08:05Dublin
€1,354

Emirates flights from Ireland to Sydney

Our best Emirates deals on Ireland to Sydney flight tickets
Emirates
12 Feb
DUB08:25Dublin
35h 35m
1 stop
SYD07:00Sydney Kingsford Smith
25 Feb
SYD21:10Sydney Kingsford Smith
44h 15m
1 stop
DUB06:25Dublin
€1,084
Emirates
3 Mar
DUB13:10Dublin
31h 25m
2 stops
SYD07:35Sydney Kingsford Smith
17 Mar
SYD21:45Sydney Kingsford Smith
24h 35m
1 stop
DUB11:20Dublin
€1,093
Emirates
3 Mar
DUB13:10Dublin
31h 25m
2 stops
SYD07:35Sydney Kingsford Smith
17 Mar
SYD21:10Sydney Kingsford Smith
32h 45m
1 stop
DUB18:55Dublin
€1,093

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 16 January 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

CorkSydney

ORK - SYD

ORKSYD

Cork

Sun 1/3

16:05-13:35

2 stops34h 30m

Sydney Kingsford Smith

Mon 9/3

12:00-12:35

2 stops35h 35m

€884

ShannonSydney

SNN - SYD

SNNSYD

Shannon

Sun 1/3

17:30-13:35

2 stops33h 05m

Sydney Kingsford Smith

Sun 8/3

21:30-19:20

2 stops32h 50m

€890

ShannonSydney

SNN - SYD

SNNSYD

Shannon

Mon 2/3

07:50-06:55

2 stops36h 05m

Sydney Kingsford Smith

Mon 9/3

16:20-11:30

2 stops30h 10m

€945

ShannonSydney

SNN - SYD

SNNSYD

Shannon

Wed 13/5

07:40-06:45

2 stops38h 05m

Sydney Kingsford Smith

Sun 17/5

07:40-16:10

2 stops41h 30m

€969

ShannonSydney

SNN - SYD

SNNSYD

Shannon

Wed 13/5

07:40-06:45

2 stops38h 05m

Sydney Kingsford Smith

Sun 17/5

07:40-16:10

2 stops41h 30m

€970

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 23/2

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Sun 8/3

15:50-12:35

1 stop31h 45m

€1,058

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 12/2

21:20-06:50

1 stop22h 30m

Sydney Kingsford Smith

Wed 18/2

15:50-12:35

1 stop31h 45m

€1,063

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 16/4

06:20-19:10

2 stops27h 50m

Sydney Kingsford Smith

Sun 17/5

21:05-23:05

2 stops35h 00m

€1,064

CorkSydney

ORK - SYD

ORKSYD

Cork

Mon 2/3

11:15-07:30

3 stops33h 15m

Sydney Kingsford Smith

Mon 9/3

16:15-10:45

2 stops29h 30m

€1,160

CorkSydney

ORK - SYD

ORKSYD

Cork

Mon 2/3

11:15-07:30

3 stops33h 15m

Sydney Kingsford Smith

Mon 9/3

11:10-10:45

3 stops34h 35m

€1,161

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 May is another great option to travel to Sydney, with average flight prices from Ireland averaging around €1,112.

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 €1,292 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 €1,124 on momondo.

Can stopping save me money on Ireland to Sydney flights?

You could potentially save up to 17% 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

23h 45m

Direct flights

None
The fastest flight from Ireland to Sydney takes 23h 45m
There are no direct flights from Ireland to Sydney. There are no popular flight routes from Ireland to Sydney.
Search flight deals

  • 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 €779Free CancellationRating
6.8
7,719 reviews
Search Lufthansa flights
SWISSPriceFrom €779Free CancellationRating
7.5
1,849 reviews
Search SWISS flights
Etihad AirwaysPriceFrom €898Free CancellationRating
7.3
1,370 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom €949Free CancellationRating
7.3
4,180 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom €1,032Free CancellationRating
6.7
7,682 reviews
Search British Airways flights
Qantas AirwaysPriceFrom €1,055Free CancellationRating
7.5
971 reviews
Search Qantas Airways flights
Air FrancePriceFrom €1,064Free CancellationRating
7.4
1,522 reviews
Search Air France flights
Qatar AirwaysPriceFrom €1,076Free CancellationRating
7.4
3,715 reviews
Search Qatar Airways flights
United AirlinesPriceFrom €1,083Free CancellationRating
7.4
9,166 reviews
Search United Airlines flights
Singapore AirlinesPriceFrom €1,107Free CancellationRating
8.1
1,431 reviews
Search Singapore Airlines 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

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Find better results for your trip to Australia

Fly your favourite airline to Sydney

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Qatar Airways
Etihad Airways
Emirates
British Airways
Turkish Airlines
Lufthansa
SWISS
Air France
Qantas Airways
Finnair
United Airlines
Singapore Airlines
KLM