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Cheap flights from Ireland to Sydney from £455

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 27/3. 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
19:50 - 06:35
DUB
-
SYD
23h 45m
1 stop
Multiple Airlines Logo
20:05 - 18:50
SYD
-
DUB
33h 45m
2 stops
£862Multiple Airlines
Sun, 1 Mar - Mon, 23 Mar
China Eastern Logo
05:55 - 12:35
DUB
-
SYD
45h 40m
2 stops
China Eastern Logo
11:00 - 22:25
SYD
-
DUB
44h 25m
2 stops
£864China Eastern
Fri, 15 May - Wed, 10 Jun
China Eastern Logo
05:55 - 12:35
DUB
-
SYD
45h 40m
2 stops
China Eastern Logo
20:30 - 22:25
SYD
-
DUB
34h 55m
2 stops
£865China Eastern
Fri, 15 May - Wed, 10 Jun
China Eastern Logo
05:55 - 09:00
DUB
-
SYD
42h 05m
2 stops
China Eastern Logo
20:30 - 22:25
SYD
-
DUB
34h 55m
2 stops
£867China Eastern
Fri, 15 May - Wed, 10 Jun
Multiple Airlines Logo
17:05 - 19:10
DUB
-
SYD
41h 05m
2 stops
Multiple Airlines Logo
07:05 - 09:35
SYD
-
DUB
35h 30m
3 stops
£873Multiple Airlines
Wed, 6 May - Sat, 16 May
China Eastern Logo
08:55 - 09:00
DUB
-
SYD
39h 05m
2 stops
China Eastern Logo
11:00 - 22:25
SYD
-
DUB
44h 25m
2 stops
£874China Eastern
Mon, 18 May - Thu, 18 Jun
China Eastern Logo
08:55 - 09:00
DUB
-
SYD
39h 05m
2 stops
China Eastern Logo
11:00 - 08:20
SYD
-
DUB
54h 20m
2 stops
£875China Eastern
Tue, 5 May - Tue, 26 May
Multiple Airlines Logo
09:00 - 16:50
DUB
-
SYD
22h 50m
1 stop
Multiple Airlines Logo
11:25 - 10:50
SYD
-
DUB
56h 25m
2 stops
£878Multiple Airlines
Fri, 8 May - Sun, 24 May
Multiple Airlines Logo
08:05 - 17:55
DUB
-
SYD
22h 50m
1 stop
Multiple Airlines Logo
12:00 - 11:35
SYD
-
DUB
34h 35m
2 stops
£879Multiple Airlines
Thu, 26 Feb - Tue, 24 Mar
Multiple Airlines Logo
06:20 - 06:05
DUB
-
SYD
38h 45m
3 stops
Multiple Airlines Logo
07:05 - 09:35
SYD
-
DUB
35h 30m
3 stops
£881Multiple Airlines
Fri, 15 May - Wed, 10 Jun

Etihad Airways flights from Ireland to Sydney

Our best Etihad Airways deals on Ireland to Sydney flight tickets
Etihad Airways
21 Apr
DUB20:35Dublin
35h 15m
1 stop
SYD16:50Sydney Kingsford Smith
5 May
SYD15:40Sydney Kingsford Smith
24h 35m
1 stop
DUB07:15Dublin
£904
Etihad Airways
3 Mar
DUB19:50Dublin
35h 05m
1 stop
SYD17:55Sydney Kingsford Smith
24 Mar
SYD16:35Sydney Kingsford Smith
24h 50m
1 stop
DUB06:25Dublin
£905
Etihad Airways
3 Mar
DUB19:50Dublin
35h 05m
1 stop
SYD17:55Sydney Kingsford Smith
24 Mar
SYD16:35Sydney Kingsford Smith
24h 50m
1 stop
DUB06:25Dublin
£906

China Eastern flights from Ireland to Sydney

Our best China Eastern deals on Ireland to Sydney flight tickets
China Eastern
15 May
DUB05:55Dublin
45h 40m
2 stops
SYD12:35Sydney Kingsford Smith
10 Jun
SYD11:00Sydney Kingsford Smith
44h 25m
2 stops
DUB22:25Dublin
£864
China Eastern
15 May
DUB05:55Dublin
45h 40m
2 stops
SYD12:35Sydney Kingsford Smith
10 Jun
SYD20:30Sydney Kingsford Smith
34h 55m
2 stops
DUB22:25Dublin
£865
China Eastern
15 May
DUB05:55Dublin
42h 05m
2 stops
SYD09:00Sydney Kingsford Smith
10 Jun
SYD20:30Sydney Kingsford Smith
34h 55m
2 stops
DUB22:25Dublin
£867

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 14 February 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

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 1/3

19:50-06:35

1 stop23h 45m

Sydney Kingsford Smith

Mon 23/3

20:05-18:50

2 stops33h 45m

£862

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

05:55-12:35

2 stops45h 40m

Sydney Kingsford Smith

Wed 10/6

11:00-22:25

2 stops44h 25m

£864

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

05:55-12:35

2 stops45h 40m

Sydney Kingsford Smith

Wed 10/6

20:30-22:25

2 stops34h 55m

£865

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

05:55-09:00

2 stops42h 05m

Sydney Kingsford Smith

Wed 10/6

20:30-22:25

2 stops34h 55m

£867

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 6/5

17:05-19:10

2 stops41h 05m

Sydney Kingsford Smith

Sat 16/5

07:05-09:35

3 stops35h 30m

£873

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 18/5

08:55-09:00

2 stops39h 05m

Sydney Kingsford Smith

Thu 18/6

11:00-22:25

2 stops44h 25m

£874

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 5/5

08:55-09:00

2 stops39h 05m

Sydney Kingsford Smith

Tue 26/5

11:00-08:20

2 stops54h 20m

£875

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 8/5

09:00-16:50

1 stop22h 50m

Sydney Kingsford Smith

Sun 24/5

11:25-10:50

2 stops56h 25m

£878

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 26/2

08:05-17:55

1 stop22h 50m

Sydney Kingsford Smith

Tue 24/3

12:00-11:35

2 stops34h 35m

£879

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

06:20-06:05

3 stops38h 45m

Sydney Kingsford Smith

Wed 10/6

07:05-09:35

3 stops35h 30m

£881

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 £945. 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 £945.

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 £1,100 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 £958 on momondo.

Can stopping save me money on Ireland to Sydney flights?

You could potentially save up to 8% 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

28h 30m

Direct flights

None
The fastest flight from Ireland to Sydney takes 28h 30m
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 £614Free CancellationRating
7.6
1,872 reviews
Search SWISS flights
LufthansaPriceFrom £664Free CancellationRating
6.8
7,784 reviews
Search Lufthansa flights
British AirwaysPriceFrom £682Free CancellationRating
6.7
7,739 reviews
Search British Airways flights
Etihad AirwaysPriceFrom £795Free CancellationRating
7.3
1,394 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom £811Free CancellationRating
7.3
4,216 reviews
Search Turkish Airlines flights
Air FrancePriceFrom £815Free CancellationRating
7.4
1,534 reviews
Search Air France flights
Qatar AirwaysPriceFrom £855Free CancellationRating
7.4
3,734 reviews
Search Qatar Airways flights
Qantas AirwaysPriceFrom £873Free CancellationRating
7.5
989 reviews
Search Qantas Airways flights
FinnairPriceFrom £889Free CancellationRating
7.6
1,362 reviews
Search Finnair flights
EmiratesPriceFrom £935Free CancellationRating
8.1
3,516 reviews
Search Emirates flights

Travelling to a place near Sydney?

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