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Cheap flights from Ireland to Sydney from €453

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 7/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Sydney

Recent return flight deals from Ireland to Sydney

SWISS Logo
18:35 - 07:15DUB-SYD
25h 40m2 stops
SWISS Logo
15:15 - 12:05SYD-DUB
31h 50m2 stops
€795SWISS
Find Deal
Wed, 5 Nov - Wed, 19 Nov
Logo
09:25 - 07:15DUB-SYD
34h 50m2 stops
Logo
15:15 - 12:05SYD-DUB
31h 50m2 stops
€816
Find Deal
Fri, 14 Nov - Mon, 24 Nov
Etihad Airways Logo
09:05 - 06:10DUB-SYD
36h 05m1 stop
Etihad Airways Logo
21:30 - 07:10SYD-DUB
42h 40m1 stop
€935Etihad Airways
Find Deal
Mon, 15 Sep - Tue, 30 Sep
Etihad Airways Logo
09:05 - 06:10DUB-SYD
36h 05m1 stop
Etihad Airways Logo
21:30 - 07:10SYD-DUB
42h 40m1 stop
€936Etihad Airways
Find Deal
Mon, 15 Sep - Tue, 30 Sep
Qatar Airways Logo
14:05 - 06:50DUB-SYD
29h 45m1 stop
Qatar Airways Logo
15:50 - 12:35SYD-DUB
31h 45m1 stop
€990Qatar Airways
Find Deal
Mon, 8 Dec - Mon, 19 Jan
British Airways Logo
15:10 - 06:55DUB-SYD
28h 45m2 stops
British Airways Logo
16:20 - 09:50SYD-DUB
28h 30m2 stops
€992British Airways
Find Deal
Sat, 1 Nov - Sat, 15 Nov
British Airways Logo
20:40 - 06:55DUB-SYD
47h 15m2 stops
British Airways Logo
16:20 - 09:50SYD-DUB
28h 30m2 stops
€1,000British Airways
Find Deal
Sat, 1 Nov - Sat, 15 Nov
Qatar Airways Logo
14:05 - 06:50DUB-SYD
29h 45m1 stop
Qatar Airways Logo
15:50 - 12:35SYD-DUB
31h 45m1 stop
€1,001Qatar Airways
Find Deal
Tue, 2 Dec - Tue, 20 Jan
Turkish Airlines Logo
16:30 - 19:50DUB-SYD
40h 20m2 stops
Turkish Airlines Logo
21:45 - 15:30SYD-DUB
28h 45m2 stops
€1,013Turkish Airlines
Find Deal
Mon, 1 Dec - Sun, 21 Dec
Turkish Airlines Logo
15:25 - 19:50DUB-SYD
41h 25m2 stops
Turkish Airlines Logo
21:45 - 14:25SYD-DUB
27h 40m2 stops
€1,043Turkish Airlines
Find Deal
Fri, 28 Nov - Sat, 13 Dec

Lufthansa flights from Ireland to Sydney

Our best Lufthansa deals on Ireland to Sydney flight tickets
Lufthansa
2 Dec
DUB05:00Dublin
39h 15m
2 stops
SYD07:15Sydney Kingsford Smith
20 Jan
SYD15:35Sydney Kingsford Smith
36h 35m
2 stops
DUB17:10Dublin
€838
Find similar
Lufthansa
2 Dec
DUB05:00Dublin
39h 15m
2 stops
SYD07:15Sydney Kingsford Smith
20 Jan
SYD15:35Sydney Kingsford Smith
36h 35m
2 stops
DUB17:10Dublin
€839
Find similar
Lufthansa
8 Dec
DUB09:10Dublin
35h 05m
2 stops
SYD07:15Sydney Kingsford Smith
19 Jan
SYD15:35Sydney Kingsford Smith
29h 30m
2 stops
DUB10:05Dublin
€845
Find similar

British Airways flights from Ireland to Sydney

Our best British Airways deals on Ireland to Sydney flight tickets
British Airways
1 Nov
DUB15:10Dublin
28h 45m
2 stops
SYD06:55Sydney Kingsford Smith
15 Nov
SYD16:20Sydney Kingsford Smith
28h 30m
2 stops
DUB09:50Dublin
€992
Find similar
British Airways
1 Nov
DUB20:40Dublin
47h 15m
2 stops
SYD06:55Sydney Kingsford Smith
15 Nov
SYD16:20Sydney Kingsford Smith
28h 30m
2 stops
DUB09:50Dublin
€1,000
Find similar
British Airways
3 Sept
DUB15:30Dublin
28h 50m
2 stops
SYD05:20Sydney Kingsford Smith
8 Oct
SYD15:40Sydney Kingsford Smith
28h 05m
2 stops
DUB09:45Dublin
€1,032
Find similar

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 11 August 2025.
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

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 5/11

18:35-07:15

2 stops25h 40m

Sydney Kingsford Smith

Wed 19/11

15:15-12:05

2 stops31h 50m

€795

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 14/11

09:25-07:15

2 stops34h 50m

Sydney Kingsford Smith

Mon 24/11

15:15-12:05

2 stops31h 50m

€816

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 15/9

09:05-06:10

1 stop36h 05m

Sydney Kingsford Smith

Tue 30/9

21:30-07:10

1 stop42h 40m

€935

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 15/9

09:05-06:10

1 stop36h 05m

Sydney Kingsford Smith

Tue 30/9

21:30-07:10

1 stop42h 40m

€936

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 8/12

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Mon 19/1

15:50-12:35

1 stop31h 45m

€990

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 1/11

15:10-06:55

2 stops28h 45m

Sydney Kingsford Smith

Sat 15/11

16:20-09:50

2 stops28h 30m

€992

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 1/11

20:40-06:55

2 stops47h 15m

Sydney Kingsford Smith

Sat 15/11

16:20-09:50

2 stops28h 30m

€1,000

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 2/12

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Tue 20/1

15:50-12:35

1 stop31h 45m

€1,001

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 1/12

16:30-19:50

2 stops40h 20m

Sydney Kingsford Smith

Sun 21/12

21:45-15:30

2 stops28h 45m

€1,013

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 28/11

15:25-19:50

2 stops41h 25m

Sydney Kingsford Smith

Sat 13/12

21:45-14:25

2 stops27h 40m

€1,043

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 May is another great option to travel to Sydney, with average flight prices from Ireland averaging around €1,112.

What is the cheapest day to depart on your flight to Sydney?

According to our data, Tuesday is the cheapest day to fly to Sydney from Ireland. The lowest ticket price found for a Tuesday departure recently was €1,288. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around €1,493. These prices are subject to change though, so be sure to set up a Price Alert for flights to Sydney.

What is the cheapest time of day to depart on your flight to Sydney?

Flying to Sydney from Ireland in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as €1,258 when looking at flights departing in the afternoon. Try not to purchase tickets at midday because they tend to be around €1,729. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 €1,334 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 €1,160 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

Best price found

€453

Fastest flight time

22h 30m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Ireland in the past 72 hours is €453. The best return flight deal from Ireland to Sydney found on momondo in the last 72 hours is €795.
The fastest flight from Ireland to Sydney takes 22h 30m
There are no direct flights from Ireland to Sydney. Popular non-direct routes for this connection are Dublin Airport - Sydney Kingsford Smith Airport and Shannon Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
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
SWISSPriceFrom €778Free CancellationRating
7.6
1,696 reviews
Search SWISS flights
LufthansaPriceFrom €824Free CancellationRating
6.8
7,302 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom €951Free CancellationRating
7.3
3,941 reviews
Search Turkish Airlines flights
Air FrancePriceFrom €994Free CancellationRating
7.4
1,467 reviews
Search Air France flights
British AirwaysPriceFrom €1,033Free CancellationRating
6.6
7,261 reviews
Search British Airways flights
Singapore AirlinesPriceFrom €1,060Free CancellationRating
8.1
1,346 reviews
Search Singapore Airlines flights
United AirlinesPriceFrom €1,081Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights
Etihad AirwaysPriceFrom €1,083Free CancellationRating
7.4
1,232 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom €1,125Free CancellationRating
7.4
3,604 reviews
Search Qatar Airways flights
FinnairPriceFrom €1,207Free CancellationRating
7.6
1,321 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

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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Aer Lingus
Etihad Airways
Turkish Airlines
KLM
Lufthansa
British Airways
Qatar Airways
Emirates
Scandinavian Airlines
Air France
Pegasus Airlines
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