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Cheap flights from Ireland to Sydney from £488

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 30/11. 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

Turkish Airlines Logo
10:40 - 19:20DUB-SYD
45h 40m2 stops
Turkish Airlines Logo
21:15 - 15:20SYD-DUB
29h 05m2 stops
£856Turkish Airlines
Find Deal
Wed, 12 Nov - Sun, 16 Nov
Multiple Airlines Logo
10:40 - 19:20DUB-SYD
45h 40m2 stops
Multiple Airlines Logo
15:55 - 09:40SYD-DUB
28h 45m2 stops
£860Multiple Airlines
Find Deal
Wed, 31 Dec - Mon, 19 Jan
Etihad Airways Logo
08:10 - 06:35DUB-SYD
35h 25m1 stop
Etihad Airways Logo
16:35 - 06:25SYD-DUB
24h 50m1 stop
£867Etihad Airways
Find Deal
Fri, 20 Feb - Fri, 6 Mar
Etihad Airways Logo
08:10 - 06:35DUB-SYD
35h 25m1 stop
Etihad Airways Logo
21:30 - 18:55SYD-DUB
30h 25m1 stop
£876Etihad Airways
Find Deal
Sat, 14 Mar - Tue, 7 Apr
Qatar Airways Logo
21:20 - 06:50DUB-SYD
22h 30m1 stop
Qatar Airways Logo
21:40 - 12:35SYD-DUB
25h 55m1 stop
£877Qatar Airways
Find Deal
Thu, 12 Feb - Thu, 12 Mar
Etihad Airways Logo
19:50 - 06:35DUB-SYD
23h 45m1 stop
Etihad Airways Logo
16:35 - 06:25SYD-DUB
24h 50m1 stop
£880Etihad Airways
Find Deal
Fri, 6 Mar - Tue, 17 Mar
Qatar Airways Logo
14:05 - 06:50DUB-SYD
29h 45m1 stop
Qatar Airways Logo
15:50 - 06:00SYD-DUB
25h 10m1 stop
£891Qatar Airways
Find Deal
Tue, 2 Dec - Tue, 20 Jan
SWISS Logo
18:35 - 07:15DUB-SYD
25h 40m2 stops
SWISS Logo
14:05 - 12:10SYD-DUB
31h 05m2 stops
£899SWISS
Find Deal
Wed, 18 Mar - Mon, 6 Apr
British Airways Logo
14:15 - 06:55DUB-SYD
29h 40m2 stops
British Airways Logo
16:20 - 09:10SYD-DUB
27h 50m2 stops
£931British Airways
Find Deal
Tue, 28 Oct - Sat, 8 Nov
SWISS Logo
18:35 - 07:15DUB-SYD
25h 40m2 stops
SWISS Logo
11:00 - 12:10SYD-DUB
34h 10m2 stops
£940SWISS
Find Deal
Mon, 16 Mar - Wed, 8 Apr

Qatar Airways flights from Ireland to Sydney

Our best Qatar Airways deals on Ireland to Sydney flight tickets
Qatar Airways
12 Feb
DUB21:20Dublin
22h 30m
1 stop
SYD06:50Sydney Kingsford Smith
12 Mar
SYD21:40Sydney Kingsford Smith
25h 55m
1 stop
DUB12:35Dublin
£877
Find similar
Qatar Airways
2 Dec
DUB14:05Dublin
29h 45m
1 stop
SYD06:50Sydney Kingsford Smith
20 Jan
SYD15:50Sydney Kingsford Smith
25h 10m
1 stop
DUB06:00Dublin
£891
Find similar
Qatar Airways
15 Feb
DUB14:05Dublin
29h 45m
1 stop
SYD06:50Sydney Kingsford Smith
18 Mar
SYD15:50Sydney Kingsford Smith
31h 45m
1 stop
DUB12:35Dublin
£894
Find similar

Etihad Airways flights from Ireland to Sydney

Our best Etihad Airways deals on Ireland to Sydney flight tickets
Etihad Airways
20 Feb
DUB08:10Dublin
35h 25m
1 stop
SYD06:35Sydney Kingsford Smith
6 Mar
SYD16:35Sydney Kingsford Smith
24h 50m
1 stop
DUB06:25Dublin
£867
Find similar
Etihad Airways
14 Mar
DUB08:10Dublin
35h 25m
1 stop
SYD06:35Sydney Kingsford Smith
7 Apr
SYD21:30Sydney Kingsford Smith
30h 25m
1 stop
DUB18:55Dublin
£876
Find similar
Etihad Airways
6 Mar
DUB19:50Dublin
23h 45m
1 stop
SYD06:35Sydney Kingsford Smith
17 Mar
SYD16:35Sydney Kingsford Smith
24h 50m
1 stop
DUB06:25Dublin
£880
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 279,928 searches. Data last updated 23 September 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 12/11

10:40-19:20

2 stops45h 40m

Sydney Kingsford Smith

Sun 16/11

21:15-15:20

2 stops29h 05m

£856

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 31/12

10:40-19:20

2 stops45h 40m

Sydney Kingsford Smith

Mon 19/1

15:55-09:40

2 stops28h 45m

£860

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 20/2

08:10-06:35

1 stop35h 25m

Sydney Kingsford Smith

Fri 6/3

16:35-06:25

1 stop24h 50m

£867

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 14/3

08:10-06:35

1 stop35h 25m

Sydney Kingsford Smith

Tue 7/4

21:30-18:55

1 stop30h 25m

£876

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 12/2

21:20-06:50

1 stop22h 30m

Sydney Kingsford Smith

Thu 12/3

21:40-12:35

1 stop25h 55m

£877

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 6/3

19:50-06:35

1 stop23h 45m

Sydney Kingsford Smith

Tue 17/3

16:35-06:25

1 stop24h 50m

£880

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 2/12

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Tue 20/1

15:50-06:00

1 stop25h 10m

£891

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 18/3

18:35-07:15

2 stops25h 40m

Sydney Kingsford Smith

Mon 6/4

14:05-12:10

2 stops31h 05m

£899

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 28/10

14:15-06:55

2 stops29h 40m

Sydney Kingsford Smith

Sat 8/11

16:20-09:10

2 stops27h 50m

£931

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 16/3

18:35-07:15

2 stops25h 40m

Sydney Kingsford Smith

Wed 8/4

11:00-12:10

2 stops34h 10m

£940

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?

In general, March is the cheapest month to fly from Ireland to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £933. If you don’t want to visit Sydney in March, then you should wait until May to fly from Ireland, when ticket prices are also cheap, with an average price of £958.

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

The cheapest day to depart on your flight to Sydney is on a Wednesday when prices can be found for as low as £1,140. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,262.

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

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from Ireland to Sydney in the afternoon for as low as £1,057. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Sydney, so prices are often more expensive at around £1,485 per ticket.

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 £1,136 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 £1,001 on momondo.

Cheap Ireland to Sydney flight deals and tips

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

Direct flights

None
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable 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 £625Free CancellationRating
7.6
1,742 reviews
Search SWISS flights
China EasternPriceFrom £671Free CancellationRating
7.2
166 reviews
Search China Eastern flights
LufthansaPriceFrom £673Free CancellationRating
6.8
7,421 reviews
Search Lufthansa flights
British AirwaysPriceFrom £705Free CancellationRating
6.7
7,391 reviews
Search British Airways flights
Turkish AirlinesPriceFrom £800Free CancellationRating
7.3
3,977 reviews
Search Turkish Airlines flights
Air FrancePriceFrom £828Free CancellationRating
7.4
1,466 reviews
Search Air France flights
Etihad AirwaysPriceFrom £829Free CancellationRating
7.4
1,256 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom £870Free CancellationRating
7.4
3,626 reviews
Search Qatar Airways flights
FinnairPriceFrom £898Free CancellationRating
7.6
1,326 reviews
Search Finnair flights
United AirlinesPriceFrom £969Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Travelling to a place near Sydney?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Sydney . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Sydney from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Ireland and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.

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