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Cheap flights from Dublin to Sydney from £379

DUB — SYD
5 Oct — 12 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Sydney

Wed 4/1109:00 -
1 stop41h 35m
Wed 25/1121:30 -
1 stop43h 45m
Deal found 3/9£566
Wed 11/1109:00 -
1 stop41h 35m
Sun 22/1112:00 -
1 stop29h 15m
Deal found 31/8£566
Mon 26/1009:00 -
3 stops61h 30m
Sun 8/1112:00 -
1 stop29h 15m
Deal found 4/9£660
Mon 19/1010:55 -
1 stop40h 40m
Sun 8/1112:00 -
1 stop29h 15m
Deal found 1/9£685

Find flight deals from Dublin to Sydney

Round-trip from

£566

One-way from

£379

Popular in

December

Cheapest in

May

Average price

£1,071
China Eastern
  • China Eastern
  • 4/11-25/11
  • 2 total stops
  • 85h 20m total
  • Dublin to Sydney
Search Deals
28/11-31/12
  • 28/11-31/12
  • 2 total stops
  • 55h 55m total
  • Dublin to Sydney
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Thu 31/12

07:45-18:20

1 stop23h 35m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£577

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Wed 30/12

07:45-08:25

2 stops37h 40m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£592

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Fri 11/9

20:35-06:10

1 stop24h 35m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£641

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Tue 5/1

06:10-07:10

2 stops38h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£671

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Wed 16/9

17:10-06:05

3 stops51h 55m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£674

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Sat 26/9

05:35-06:05

3 stops39h 30m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£682

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Wed 16/9

15:00-17:10

1 stop41h 10m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

£682

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Wed 11/11

15:10-06:55

2 stops28h 45m

Sydney Kingsford Smith

Sun 22/11

16:20-09:10

2 stops27h 50m

£798

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Wed 4/11

15:10-06:55

2 stops28h 45m

Sydney Kingsford Smith

Sun 8/11

16:20-21:05

2 stops39h 45m

£835

DublinSydney

DUB Dublin - SYD Sydney Kingsford Smith

DUBSYD

Dublin

Thu 14/1

06:10-06:30

3 stops37h 20m

Sydney Kingsford Smith

Thu 11/2

21:35-09:35

2 stops47h 00m

£892

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Dublin to Sydney

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

Cheapflights Insights

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

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

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to Sydney. 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 Dublin to Sydney?

Currently, May is the cheapest month in which you can book a flight from Dublin to Sydney (average of £935). Flying from Dublin to Sydney in December is currently the most expensive (average of £1,386). 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 Dublin to Sydney?

Airfare is below average for this route at the moment.

Dublin to Sydney flights typically cost between £901 and £1,209 in November.
The cheapest return price found within the last 5 days was £566 on China Eastern (4 Nov–25 Nov).

Reviews of airlines servicing Sydney

Get a feel of what it's like to fly with Emirates,Air France, andQatar Airways from Dublin to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Comfort

8.0

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.
Emirates
8.1
Very Good
3,655 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Comfort

8.0

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.
Air France
7.5
Good
1,645 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Comfort

8.0

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.
Qatar Airways
7.4
Good
3,731 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Comfort

8.0

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.
Turkish Airlines
7.4
Good
4,481 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Comfort

8.0

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.
Etihad Airways
7.3
Good
1,532 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Comfort

8.0

Entertainment

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Related info for your journey

  • How long is the flight from Dublin to Sydney?

    British Airways can get you from Dublin to Sydney in just under 28h 45m. Your travel time can differ by up to . There are 10688 mi between Dublin and Sydney.

  • What are the cheapest airlines flying from Dublin to Sydney round-trip?

    Our cheapest airline available from Dublin to Sydney is China Eastern. Our recent data shows that you can find tickets from as low as £577 on this airline. Additional options worth looking into are Etihad Airways and Turkish Airlines, starting at £786 and £814 round-trip. China Eastern is currently priced 46% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Dublin to Sydney one-way?

    One-way options have recently been found by users for as low as £368 on Etihad Airways. Other airlines that offer cheap prices include Qatar Airways from £493 and Emirates from £496 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin to Sydney 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 Dublin to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Dublin to Sydney (average of £935). Flying from Dublin to Sydney in December is currently the most expensive (average of £1,386). 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 Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Dublin to Sydney

AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£577Average£750FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Etihad AirwaysCheapest£786Average£947FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest£814Average£930FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest£840Average£1,064FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£879Average£1,193FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
British AirwaysCheapest£890Average£1,093FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest£940Average£1,223FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£1,013Average£1,238FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest£1,047Average£1,287FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

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

When you search for this flight from Dublin to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Dublin to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Sydney from Dublin shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Dublin to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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