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Cheap flights from Dublin to Sydney from £434

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
29 May — 5 Jun1
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
Explore the most affordable flight options available from Dublin to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Tue 26/520:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Thu 6/821:30
SYD
-
DUB
1 stop30h 35m
Etihad Airways
Deal found 26/4£871
Tue 26/520:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Mon 6/715:40
SYD
-
DUB
1 stop24h 35m
Etihad Airways
Deal found 27/4£873
Tue 2/620:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Tue 30/621:30
SYD
-
DUB
1 stop30h 35m
Etihad Airways
Deal found 27/4£875
Mon 23/1108:10
DUB
-
SYD
1 stop22h 45m
Etihad Airways
Tue 2/316:35
SYD
-
DUB
1 stop24h 50m
Etihad Airways
Deal found 25/4£878
Thu 10/920:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Mon 21/921:30
SYD
-
DUB
1 stop30h 35m
Etihad Airways
Deal found 24/4£881
Sat 6/620:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Wed 1/715:40
SYD
-
DUB
1 stop36h 25m
Etihad Airways
Deal found 27/4£888
Sun 17/520:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Wed 20/515:40
SYD
-
DUB
1 stop36h 25m
Etihad Airways
Deal found 26/4£895
Fri 5/609:00
DUB
-
SYD
1 stop22h 50m
Etihad Airways
Sat 4/721:30
SYD
-
DUB
1 stop42h 45m
Etihad Airways
Deal found 27/4£901
Wed 4/1108:10
DUB
-
SYD
1 stop35h 25m
Etihad Airways
Tue 24/1116:35
SYD
-
DUB
1 stop36h 40m
Etihad Airways
Deal found 29/4£903
Tue 9/620:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Tue 16/615:40
SYD
-
DUB
1 stop24h 35m
Etihad Airways
Deal found 25/4£909
Sat 7/1106:00
DUB
-
SYD
2 stops41h 00m
China Eastern
Tue 17/1121:30
SYD
-
DUB
2 stops35h 40m
China Eastern
Deal found 25/4£910
Wed 27/509:00
DUB
-
SYD
1 stop22h 50m
Etihad Airways
Mon 15/615:40
SYD
-
DUB
1 stop36h 25m
Etihad Airways
Deal found 27/4£912

Find flight deals from Dublin to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 April 2026.

Round-trip from

£871

One-way from

£434

Popular in

July

Cheapest in

September

Average price

£1,058
Etihad Airways
  • Etihad Airways
  • 26/5-6/8
  • 2 total stops
  • 65h 50m total
  • Dublin to Sydney
Search Deals
7/9
  • 7/9
  • 3 total stops
  • 37h 20m total
  • Dublin to Sydney
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£78 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin 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, Cheapflights users made 858,174 searches. Data last updated 29 April 2026.
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

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 9/6

16:20-12:35

2 stops59h 15m

Sydney Kingsford Smith

Tue 16/6

11:00-22:25

2 stops44h 25m

£914

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 3/10

05:35-09:45

2 stops43h 10m

Sydney Kingsford Smith

Tue 13/10

22:05-16:00

2 stops27h 55m

£966

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 11/10

05:45-07:05

3 stops39h 20m

Sydney Kingsford Smith

Tue 20/10

22:15-23:05

2 stops34h 50m

£992

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 26/5

08:15-17:30

1 stop24h 15m

Sydney Kingsford Smith

Mon 6/7

19:00-13:30

2 stops27h 30m

£1,041

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 2/10

05:35-09:35

2 stops43h 00m

Sydney Kingsford Smith

Thu 15/10

22:05-23:05

2 stops35h 00m

£1,076

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 26/5

15:55-06:05

2 stops29h 10m

Sydney Kingsford Smith

Wed 8/7

14:35-09:00

2 stops27h 25m

£1,080
Fastest return journey

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 14/5

14:20-22:05

1 stop22h 45m

Sydney Kingsford Smith

Thu 4/6

20:10-12:20

1 stop25h 10m

£1,082

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 23/10

05:35-07:05

3 stops39h 30m

Sydney Kingsford Smith

Fri 6/11

07:15-09:40

3 stops37h 25m

£1,087

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 3/10

20:35-06:35

1 stop24h 00m

Sydney Kingsford Smith

Sun 18/10

16:40-07:15

1 stop24h 35m

£1,091

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 28/9

15:55-06:05

2 stops29h 10m

Sydney Kingsford Smith

Wed 14/10

15:35-11:20

2 stops29h 45m

£1,110

Flights are sorted by cheapest return flights first.

Deals found on 24/4

Showing 1-10 of 19 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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 31 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, September is the cheapest month in which you can book a flight from Dublin to Sydney (average of £961). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,445). 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?

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 29 April 2026.
Get a feel of what it's like to fly with Emirates,Qatar Airways, andTurkish Airlines 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
3,568 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Dec 2025

EBB - DXB

Emirates airlines is always good, and I'll always board and travel with Emirates. Everything is going well
Emirates
8.1
Very Good
3,568 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Dec 2025

EBB - DXB

Emirates airlines is always good, and I'll always board and travel with Emirates. Everything is going well
Qatar Airways
7.4
Good
3,724 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Dec 2025

EBB - DXB

Emirates airlines is always good, and I'll always board and travel with Emirates. Everything is going well
Turkish Airlines
7.4
Good
4,343 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Dec 2025

EBB - DXB

Emirates airlines is always good, and I'll always board and travel with Emirates. Everything is going well
Etihad Airways
7.3
Good
1,434 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Dec 2025

EBB - DXB

Emirates airlines is always good, and I'll always board and travel with Emirates. Everything is going well
British Airways
6.7
Okay
7,931 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Dec 2025

EBB - DXB

Emirates airlines is always good, and I'll always board and travel with Emirates. Everything is going well

Related info for your journey

Find useful and relevant information for your journey from Dublin to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Dublin to Sydney?

    China Eastern, Turkish Airlines, and Qatar Airways can get you from Dublin to Sydney in just under 24h 15m. Your travel time can differ by up to 35h. There are 10688 mi between Dublin and Sydney. This flight may include one or multiple stops.

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

    Our cheapest airline available from Dublin to Sydney is Lufthansa. Our recent data shows that you can find tickets from as low as £651 on this airline. Additional options worth looking into are SWISS and British Airways, starting at £656 and £688 round-trip. Lufthansa is currently priced 40% 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 £463 on Etihad Airways. Other airlines that offer cheap prices include Emirates from £497 and Qantas Airways from £502 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, September is the cheapest month in which you can book a flight from Dublin to Sydney (average of £961). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,445). 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
Bondi Beach
Wollongong
Parramatta
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Dublin to Sydney

Discover the top 10 airlines that operate flights from Dublin to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£651Average£848FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£656Average£743FlexibilityNo cancel feeOn-time79%
Search SWISS flights
British AirwaysCheapest£688Average£935FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Etihad AirwaysCheapest£790Average£964FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest£817Average£1,013FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest£858Average£1,092FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air FranceCheapest£876Average£1,269FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qantas AirwaysCheapest£880Average£1,202FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest£941Average£1,337FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£1,032Average£1,319FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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