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Cheap flights from Sydney to Dublin from £378

SYD — DUB
25 Sep — 2 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Dublin

Thu 1/1011:00 -
1 stop30h 00m
Mon 26/1020:05 -
2 stops56h 00m
Deal found 25/8£750
Mon 28/920:30 -
1 stop44h 30m
Mon 12/1010:55 -
1 stop40h 40m
Deal found 21/8£800
Thu 19/1115:50 -
1 stop31h 45m
Mon 23/1114:05 -
1 stop29h 45m
Deal found 24/8£804
Fri 2/1021:05 -
2 stops45h 35m
Tue 27/1010:40 -
2 stops45h 45m
Deal found 21/8£856
Wed 14/1022:05 -
2 stops28h 00m
Wed 28/1016:35 -
2 stops39h 50m
Deal found 24/8£858
Mon 28/920:50 -
1 stop31h 15m
Mon 12/1020:35 -
2 stops28h 05m
Deal found 21/8£861
Tue 24/1121:35 -
2 stops47h 00m
Tue 16/216:35 -
2 stops39h 50m
Deal found 21/8£864

Find flight deals from Sydney to Dublin

Round-trip from

£691

One-way from

£378

Popular in

December

Cheapest in

October

Average price

£958
Turkish Airlines
  • Turkish Airlines
  • 7/2-17/2
  • 4 total stops
  • 86h 50m total
  • Sydney to Dublin
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Etihad Airways
  • Etihad Airways
  • 20/10
  • 1 total stop
  • 31h 30m total
  • Sydney to Dublin
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£139 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sydney to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Thu 19/11

15:50-12:35

1 stop31h 45m

Dublin

Mon 23/11

14:05-06:50

1 stop29h 45m

£804

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Tue 24/11

21:35-09:35

2 stops47h 00m

Dublin

Tue 16/2

16:35-19:25

2 stops39h 50m

£864

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Tue 24/11

07:55-09:35

3 stops36h 40m

Dublin

Tue 16/2

10:40-19:25

2 stops45h 45m

£1,075

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Thu 10/9

06:00-12:35

1 stop39h 35m

Dublin

Thu 24/9

14:20-06:45

2 stops31h 25m

£1,097
Fastest return journey

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Thu 8/10

15:50-06:45

1 stop24h 55m

Dublin

Thu 15/10

21:45-07:10

1 stop23h 25m

£1,174

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Wed 13/1

11:40-08:05

3 stops31h 25m

Dublin

Sat 30/1

13:25-07:25

3 stops31h 00m

£1,276

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Wed 13/1

11:40-08:05

3 stops31h 25m

Dublin

Sun 31/1

13:25-07:25

3 stops31h 00m

£1,317
Cheapest one-way

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Fri 23/10

16:40-19:05

1 stop36h 25m

£390
Fastest single journey

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Fri 23/10

22:05-15:45

2 stops27h 40m

£396

SydneyDublin

SYD Sydney Kingsford Smith - DUB Dublin

SYDDUB

Sydney Kingsford Smith

Tue 17/11

21:35-15:30

2 stops28h 55m

£404

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Sydney to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Sydney with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Sydney to Dublin

How far ahead should I book a flight from Sydney to Dublin?

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sydney to Dublin?

Currently, October is the cheapest month in which you can book a flight from Sydney to Dublin (average of £900). Flying from Sydney to Dublin in December is currently the most expensive (average of £1,545). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Sydney to Dublin?

Airfare is below average for this route at the moment.

Sydney to Dublin flights typically cost between £867 and £1,198 in February.
The cheapest return price found within the last 5 days was £691 on Turkish Airlines (5 Feb–17 Feb).

Reviews of airlines servicing Dublin

Read reviews from past customers who have flown with China Eastern from Sydney to Dublin. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Eastern
7.3
Good
234 reviews
Check prices

Comfort

7.2

Crew

7.8

Entertainment

6.3

Overall

7.3

Boarding

7.6

Food

6.9

Reviews

1 / 8
6.0
Good

Nathanael,Aug 2026

PVG - SIN

Airport was boring for a 5hrs transit with nothing to do minimal local gifts shops only aside to the lounge
China Eastern
7.3
Good
234 reviews
China Eastern
7.3
Good
234 reviews
Check prices

Comfort

7.2

Crew

7.8

Entertainment

6.3

Overall

7.3

Boarding

7.6

Food

6.9

Reviews

1 / 8
6.0
Good

Nathanael,Aug 2026

PVG - SIN

Airport was boring for a 5hrs transit with nothing to do minimal local gifts shops only aside to the lounge

Related info for your journey

  • How long is the flight from Sydney to Dublin?

    There are many flights that can get you from Sydney to Dublin in 31h 45m. Fly via Qatar Airways or Turkish Airlines to get the fastest option. The distance from Sydney to Dublin is about 10688 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from Sydney to Dublin round-trip?

    Our cheapest airline available from Sydney to Dublin is China Eastern. Our recent data shows that you can find tickets from as low as £719 on this airline. Users have found that China Eastern is 34% cheaper than the other options available to this destination.

  • Can I find deals for flights from Sydney to Dublin that include hotel bookings?

    Yes. In addition to deals on Sydney to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Dublin.

  • Can I find deals for business class flights from Sydney to Dublin?

    Yes. Cheapflights offers flight deals from Sydney to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to Dublin?

    Currently, October is the cheapest month in which you can book a flight from Sydney to Dublin (average of £900). Flying from Sydney to Dublin in December is currently the most expensive (average of £1,545). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Arklow
Cavan
Swords
Portmarnock
Athlone
Dundalk
Bray
Wicklow
Malahide
Maynooth
Drogheda
Kildare

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Sydney to Dublin

AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£719Average£799FlexibilityNo cancel feeOn-time62%
Search China Eastern flights

Fly with Cheapflights

How does Cheapflights help users find flights from Sydney to Dublin?

Cheapflights helps you search for flights from Sydney to Dublin via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Dublin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Dublin.

Can Cheapflights find flights from Sydney to Dublin with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Dublin flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to Dublin become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dublin from Sydney today and book when prices fit your budget.

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