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Cheap flights from Dublin to Sydney from £454

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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
17 Mar — 24 Mar1
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 15 February 2026.

Tue 1/1206:25
DUB
-
SYD
3 stops36h 50m
Multiple Airlines
Sat 19/1207:15
SYD
-
DUB
3 stops37h 25m
Multiple Airlines
Deal found 14/2£859
Sun 1/319:50
DUB
-
SYD
1 stop23h 45m
Multiple Airlines
Mon 23/320:05
SYD
-
DUB
2 stops33h 45m
Multiple Airlines
Deal found 11/2£860
Mon 28/917:05
DUB
-
SYD
2 stops41h 05m
Multiple Airlines
Mon 12/1008:05
SYD
-
DUB
3 stops35h 30m
Multiple Airlines
Deal found 12/2£861
Wed 4/308:05
DUB
-
SYD
1 stop35h 30m
Etihad Airways
Wed 18/316:35
SYD
-
DUB
1 stop24h 50m
Etihad Airways
Deal found 14/2£863
Fri 15/505:55
DUB
-
SYD
2 stops42h 05m
China Eastern
Wed 10/620:30
SYD
-
DUB
2 stops34h 55m
China Eastern
Deal found 11/2£865
Sat 7/1116:50
DUB
-
SYD
3 stops50h 25m
Multiple Airlines
Fri 27/1121:45
SYD
-
DUB
2 stops35h 25m
Multiple Airlines
Deal found 14/2£865
Mon 21/909:00
DUB
-
SYD
1 stop36h 10m
Etihad Airways
Wed 14/1016:40
SYD
-
DUB
1 stop24h 35m
Etihad Airways
Deal found 13/2£868
Wed 16/920:35
DUB
-
SYD
1 stop24h 35m
Etihad Airways
Wed 7/1016:40
SYD
-
DUB
1 stop24h 35m
Etihad Airways
Deal found 12/2£868
Mon 23/216:30
DUB
-
SYD
3 stops50h 45m
Multiple Airlines
Mon 9/307:15
SYD
-
DUB
3 stops43h 15m
Multiple Airlines
Deal found 14/2£869
Wed 16/906:20
DUB
-
SYD
2 stops27h 50m
Multiple Airlines
Fri 9/1008:05
SYD
-
DUB
3 stops35h 30m
Multiple Airlines
Deal found 12/2£870

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 15 February 2026.

Round-trip from

£860

One-way from

£454

Popular in

December

Cheapest in

May

Average price

£958
1/3-23/3
  • 1/3-23/3
  • 3 total stops
  • 57h 30m total
  • Dublin to Sydney
Search Deals
27/3
  • 27/3
  • 3 total stops
  • 56h 55m total
  • Dublin to Sydney
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 15 February 2026.
Use the filters below to find and compare flights from Dublin to Sydney that are best for you.

Fly from

Dublin

Fly to

Sydney

Route

Depart

Return

Price

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 6/5

10:40-19:10

2 stops47h 30m

Sydney Kingsford Smith

Wed 20/5

07:05-09:35

3 stops35h 30m

£860

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

10:40-19:10

2 stops47h 30m

Sydney Kingsford Smith

Wed 10/6

07:05-09:35

3 stops35h 30m

£860

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

£865

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 3/3

19:50-17:55

1 stop35h 05m

Sydney Kingsford Smith

Tue 24/3

16:35-06:25

1 stop24h 50m

£903

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 16/4

06:20-06:05

3 stops38h 45m

Sydney Kingsford Smith

Sun 17/5

07:05-09:35

3 stops35h 30m

£915

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 6/3

19:50-06:35

1 stop23h 45m

Sydney Kingsford Smith

Mon 30/3

16:40-07:15

1 stop24h 35m

£916

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

20:35-06:10

1 stop24h 35m

Sydney Kingsford Smith

Wed 10/6

15:40-07:15

1 stop24h 35m

£922

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 26/2

08:05-17:55

1 stop22h 50m

Sydney Kingsford Smith

Tue 24/3

16:35-06:25

1 stop24h 50m

£928

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 21/4

06:20-06:05

3 stops38h 45m

Sydney Kingsford Smith

Tue 5/5

07:05-09:35

3 stops35h 30m

£944

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 9/3

13:10-07:35

2 stops55h 25m

Sydney Kingsford Smith

Thu 26/3

06:00-11:20

1 stop40h 20m

£950

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 17 results
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?

Use this chart to determine the optimal time to book a return flight from Dublin to Sydney. Price data was last updated on 13 February 2026.

Booking 81 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, November is the cheapest month in which you can book a flight from Dublin to Sydney (average of £661). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,059). 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 15 February 2026.
Get a feel of what it's like to fly with Emirates, Qatar Airways, andEtihad 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
3,518 reviews
Check prices

Comfort

8.0

Food

7.9

Overall

8.1

Crew

8.3

Boarding

8.1

Entertainment

8.2

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
3,518 reviews
Emirates
8.1
Very Good
3,518 reviews
Check prices

Comfort

8.0

Food

7.9

Overall

8.1

Crew

8.3

Boarding

8.1

Entertainment

8.2

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
3,736 reviews
Emirates
8.1
Very Good
3,518 reviews
Check prices

Comfort

8.0

Food

7.9

Overall

8.1

Crew

8.3

Boarding

8.1

Entertainment

8.2

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
1,395 reviews
Emirates
8.1
Very Good
3,518 reviews
Check prices

Comfort

8.0

Food

7.9

Overall

8.1

Crew

8.3

Boarding

8.1

Entertainment

8.2

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
7.3
Good
4,216 reviews
Emirates
8.1
Very Good
3,518 reviews
Check prices

Comfort

8.0

Food

7.9

Overall

8.1

Crew

8.3

Boarding

8.1

Entertainment

8.2

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
7,741 reviews
Emirates
8.1
Very Good
3,518 reviews
Check prices

Comfort

8.0

Food

7.9

Overall

8.1

Crew

8.3

Boarding

8.1

Entertainment

8.2

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 and Etihad Airways can get you from Dublin to Sydney in just under 35h 05m. Your travel time can differ by up to 7h. 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 SWISS. Our recent data shows that you can find tickets from as low as £613 on this airline. Additional options worth looking into are Lufthansa and British Airways, starting at £663 and £680 round-trip. SWISS is currently priced 44% 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 £464 on Etihad Airways. Other airlines that offer cheap prices include Qantas Airways from £497 and Qatar Airways from £565 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, November is the cheapest month in which you can book a flight from Dublin to Sydney (average of £661). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,059). 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
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 15 February 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£613Average£706FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£663Average£757FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£680Average£933FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Etihad AirwaysCheapest£793Average£1,016FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest£809Average£974FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapest£813Average£1,041FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qatar AirwaysCheapest£854Average£1,151FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£871Average£1,189FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
FinnairCheapest£887Average£1,090FlexibilityNo cancel feeOn-time76%
Search Finnair flights
EmiratesCheapest£933Average£1,408FlexibilityNo cancel feeOn-time75%
Search Emirates 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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