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Cheap flights from Ireland to Sydney from £426

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 5/2. 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

Enter your travel dates to find the best prices.
Turkish Airlines Logo
06:25 - 19:20DUB-SYD
25h 55m2 stops
Turkish Airlines Logo
21:15 - 22:10SYD-DUB
35h 55m2 stops
£878Turkish Airlines
Find Deal
Do, 29 Jan - So, 1 Feb
Turkish Airlines Logo
06:25 - 19:20DUB-SYD
25h 55m2 stops
Turkish Airlines Logo
12:00 - 09:40SYD-DUB
32h 40m2 stops
£883Turkish Airlines
Find Deal
Di, 27 Jan - Do, 5 Feb
Etihad Airways Logo
08:10 - 17:55DUB-SYD
22h 45m1 stop
Etihad Airways Logo
21:45 - 06:25SYD-DUB
43h 40m1 stop
£886Etihad Airways
Find Deal
Do, 26 Feb - Fr, 20 Mrz
Qatar Airways Logo
21:20 - 06:50DUB-SYD
22h 30m1 stop
Qatar Airways Logo
15:50 - 06:00SYD-DUB
25h 10m1 stop
£901Qatar Airways
Find Deal
Di, 3 Mrz - Do, 12 Mrz
Etihad Airways Logo
09:05 - 17:00DUB-SYD
22h 55m1 stop
Etihad Airways Logo
21:30 - 18:55SYD-DUB
30h 25m1 stop
£903Etihad Airways
Find Deal
Mo, 6 Apr - Di, 28 Apr
Qatar Airways Logo
21:20 - 06:50DUB-SYD
22h 30m1 stop
Qatar Airways Logo
15:50 - 06:00SYD-DUB
25h 10m1 stop
£905Qatar Airways
Find Deal
Di, 3 Mrz - Di, 17 Mrz
British Airways Logo
16:00 - 06:55DUB-SYD
27h 55m2 stops
British Airways Logo
16:20 - 09:10SYD-DUB
27h 50m2 stops
£919British Airways
Find Deal
Mo, 9 Feb - Di, 24 Feb
Multiple Airlines Logo
16:30 - 06:35DUB-SYD
27h 05m2 stops
Multiple Airlines Logo
15:55 - 09:40SYD-DUB
28h 45m2 stops
£929Multiple Airlines
Find Deal
Di, 3 Mrz - Di, 24 Mrz
Multiple Airlines Logo
21:20 - 06:50DUB-SYD
22h 30m1 stop
Multiple Airlines Logo
16:20 - 10:00SYD-DUB
28h 40m2 stops
£943Multiple Airlines
Find Deal
Do, 26 Feb - Fr, 20 Mrz
British Airways Logo
16:00 - 06:55DUB-SYD
27h 55m2 stops
British Airways Logo
11:30 - 09:10SYD-DUB
32h 40m2 stops
£968British Airways
Find Deal
Mo, 9 Feb - Di, 24 Feb

Turkish Airlines flights from Ireland to Sydney

Our best Turkish Airlines deals on Ireland to Sydney flight tickets
Turkish Airlines
29 Jan
DUB06:25Dublin
25h 55m
2 stops
SYD19:20Sydney Kingsford Smith
1 Feb
SYD21:15Sydney Kingsford Smith
35h 55m
2 stops
DUB22:10Dublin
£878
Find similar
Turkish Airlines
27 Jan
DUB06:25Dublin
25h 55m
2 stops
SYD19:20Sydney Kingsford Smith
5 Feb
SYD12:00Sydney Kingsford Smith
32h 40m
2 stops
DUB09:40Dublin
£883
Find similar
Turkish Airlines
1 Mar
DUB06:25Dublin
25h 55m
2 stops
SYD19:20Sydney Kingsford Smith
5 Apr
SYD11:45Sydney Kingsford Smith
30h 50m
2 stops
DUB09:35Dublin
£883
Find similar

British Airways flights from Ireland to Sydney

Our best British Airways deals on Ireland to Sydney flight tickets
British Airways
9 Feb
DUB16:00Dublin
27h 55m
2 stops
SYD06:55Sydney Kingsford Smith
24 Feb
SYD16:20Sydney Kingsford Smith
27h 50m
2 stops
DUB09:10Dublin
£919
Find similar
British Airways
9 Feb
DUB16:00Dublin
27h 55m
2 stops
SYD06:55Sydney Kingsford Smith
24 Feb
SYD11:30Sydney Kingsford Smith
32h 40m
2 stops
DUB09:10Dublin
£968
Find similar
British Airways
22 Nov
DUB20:40Dublin
47h 15m
2 stops
SYD06:55Sydney Kingsford Smith
26 Nov
SYD16:20Sydney Kingsford Smith
36h 25m
2 stops
DUB17:45Dublin
£984
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 11 November 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

Do 29/1

06:25-19:20

2 stops25h 55m

Sydney Kingsford Smith

So 1/2

21:15-22:10

2 stops35h 55m

£878

DublinSydney

DUB - SYD

DUBSYD

Dublin

Di 27/1

06:25-19:20

2 stops25h 55m

Sydney Kingsford Smith

Do 5/2

12:00-09:40

2 stops32h 40m

£883

DublinSydney

DUB - SYD

DUBSYD

Dublin

Do 26/2

08:10-17:55

1 stop22h 45m

Sydney Kingsford Smith

Fr 20/3

21:45-06:25

1 stop43h 40m

£886

DublinSydney

DUB - SYD

DUBSYD

Dublin

Di 3/3

21:20-06:50

1 stop22h 30m

Sydney Kingsford Smith

Do 12/3

15:50-06:00

1 stop25h 10m

£901

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mo 6/4

09:05-17:00

1 stop22h 55m

Sydney Kingsford Smith

Di 28/4

21:30-18:55

1 stop30h 25m

£903

DublinSydney

DUB - SYD

DUBSYD

Dublin

Di 3/3

21:20-06:50

1 stop22h 30m

Sydney Kingsford Smith

Di 17/3

15:50-06:00

1 stop25h 10m

£905

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mo 9/2

16:00-06:55

2 stops27h 55m

Sydney Kingsford Smith

Di 24/2

16:20-09:10

2 stops27h 50m

£919

DublinSydney

DUB - SYD

DUBSYD

Dublin

Di 3/3

16:30-06:35

2 stops27h 05m

Sydney Kingsford Smith

Di 24/3

15:55-09:40

2 stops28h 45m

£929

DublinSydney

DUB - SYD

DUBSYD

Dublin

Do 26/2

21:20-06:50

1 stop22h 30m

Sydney Kingsford Smith

Fr 20/3

16:20-10:00

2 stops28h 40m

£943

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mo 9/2

16:00-06:55

2 stops27h 55m

Sydney Kingsford Smith

Di 24/2

11:30-09:10

2 stops32h 40m

£968

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 £957. 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 £982.

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 £1,169. 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 £1,294.

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 £1,084. 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 £1,522 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 £1,145 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 £1,012 on momondo.

Can stopping save me money on Ireland to Sydney flights?

You could potentially save up to 52% 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

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 £638Free CancellationRating
7.5
1,781 reviews
Search SWISS flights
LufthansaPriceFrom £687Free CancellationRating
6.8
7,565 reviews
Search Lufthansa flights
British AirwaysPriceFrom £717Free CancellationRating
6.7
7,511 reviews
Search British Airways flights
Etihad AirwaysPriceFrom £834Free CancellationRating
7.4
1,289 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom £835Free CancellationRating
7.3
4,041 reviews
Search Turkish Airlines flights
Air FrancePriceFrom £849Free CancellationRating
7.4
1,486 reviews
Search Air France flights
Qatar AirwaysPriceFrom £885Free CancellationRating
7.4
3,660 reviews
Search Qatar Airways flights
FinnairPriceFrom £920Free CancellationRating
7.6
1,335 reviews
Search Finnair flights
United AirlinesPriceFrom £989Free CancellationRating
7.4
9,012 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom £1,053Free CancellationRating
7.5
933 reviews
Search Qantas Airways flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Coogee
Wollongong
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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