Cheap flights from Dublin to Sydney from £414

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Dublin to Sydney Kingsford Smith are usually found in March or May, booked 77 days in advance, depart on a Wednesday or Monday and return on a Thursday

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 23 December 2025.

Wed 31/1220:50DUB - SYD
1 stop34h 45mEmirates
Mon 19/121:45SYD - DUB
1 stop24h 35mEmirates
Deal found 22/12£1,169
Wed 24/1216:45DUB - SYD
2 stops27h 40mAir France
Thu 15/114:30SYD - DUB
2 stops28h 30mAir France
Deal found 20/12£1,288
Wed 31/1213:25DUB - SYD
3 stops31h 00mKLM
Mon 19/116:15SYD - DUB
2 stops31h 25mKLM
Deal found 22/12£1,353
Wed 31/1208:10DUB - SYD
1 stop22h 45mEtihad Airways
Mon 19/121:45SYD - DUB
1 stop43h 40mEtihad Airways
Deal found 20/12£1,354
Mon 22/1216:45DUB - SYD
2 stops26h 50mAir France
Thu 15/116:15SYD - DUB
2 stops26h 45mAir France
Deal found 21/12£1,368
Tue 23/1217:15DUB - SYD
2 stops27h 40mKLM
Wed 14/112:45SYD - DUB
3 stops30h 20mKLM
Deal found 20/12£1,375
Tue 23/1217:15DUB - SYD
2 stops27h 40mMultiple Airlines
Thu 15/116:15SYD - DUB
2 stops26h 45mMultiple Airlines
Deal found 20/12£1,381
Tue 23/1217:15DUB - SYD
2 stops27h 40mMultiple Airlines
Fri 16/111:15SYD - DUB
2 stops31h 45mMultiple Airlines
Deal found 20/12£1,395
Mon 29/1210:40DUB - SYD
2 stops33h 20mUnited Airlines
Sun 11/114:00SYD - DUB
2 stops52h 30mUnited Airlines
Deal found 22/12£1,399
Sat 27/1212:05DUB - SYD
2 stops31h 15mUnited Airlines
Fri 16/111:50SYD - DUB
2 stops31h 20mUnited Airlines
Deal found 20/12£1,400
Wed 31/1215:30DUB - SYD
2 stops28h 20mQatar Airways
Mon 19/115:50SYD - DUB
1 stop31h 45mQatar Airways
Deal found 21/12£1,405

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 23 December 2025.

Round-trip from

£941

One-way from

£414

Popular in

December

Cheapest in

March

Average price

£1,489
Turkish Airlines
  • Turkish Airlines
  • 10/3-28/3
  • 4 total stops
  • 72h 15m total
  • Dublin to Sydney
2/3
  • 2/3
  • 3 total stops
  • 49h 25m total
  • Dublin to Sydney
Highest demand for flights based on searches. 9% potential increase in price (£83 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
Average for round-trip flights in December 2025

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 23 December 2025.
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

Sun 8/3

19:50-06:35

1 stop23h 45m

Sydney Kingsford Smith

Sat 21/3

21:45-18:15

1 stop31h 30m

£946

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 13/3

08:10-17:55

1 stop22h 45m

Sydney Kingsford Smith

Sun 29/3

16:40-07:15

1 stop24h 35m

£946

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 16/3

20:50-07:35

2 stops47h 45m

Sydney Kingsford Smith

Tue 24/3

06:00-11:20

1 stop40h 20m

£948

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 10/3

13:10-07:35

2 stops31h 25m

Sydney Kingsford Smith

Mon 23/3

06:00-18:55

1 stop23h 55m

£948

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 10/3

13:10-07:35

2 stops31h 25m

Sydney Kingsford Smith

Mon 30/3

06:00-20:05

1 stop24h 05m

£948

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 12/3

13:10-07:35

2 stops31h 25m

Sydney Kingsford Smith

Thu 26/3

14:30-18:55

2 stops39h 25m

£950

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 13/3

18:15-06:55

2 stops25h 40m

Sydney Kingsford Smith

Tue 24/3

16:20-09:35

2 stops28h 15m

£952

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 3/3

13:10-06:35

2 stops30h 25m

Sydney Kingsford Smith

Tue 24/3

06:00-18:55

1 stop23h 55m

£953

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 3/3

13:10-07:00

1 stop30h 50m

Sydney Kingsford Smith

Tue 24/3

16:15-11:20

2 stops30h 05m

£955

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 20/2

13:10-22:30

1 stop22h 20m

Sydney Kingsford Smith

Fri 6/3

16:15-11:20

2 stops30h 05m

£956

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Showing 1-10 of 20 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 19 December 2025.

Booking 77 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 £669). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,069). 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.

What is the cheapest time of day to fly from DUB to SYD?

Find hourly flight availability from Dublin to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 December 2025.

When flying from Dublin to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 28% versus a flight in the evening.

What is the cheapest day to fly from Dublin to Sydney?

Use this chart to determine the cheapest time to fly return from Dublin to Sydney. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Dublin to Sydney flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 23 December 2025.
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.

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

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?

    Etihad Airways, Emirates, and Qantas Airways can get you from Dublin to Sydney in just under 23h 45m. Your travel time can differ by up to 24h. 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 £623 on this airline. Additional options worth looking into are Lufthansa and British Airways, starting at £674 and £702 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 £440 on SWISS. Other airlines that offer cheap prices include Qantas Airways from £505 and Etihad Airways from £551 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 £669). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,069). 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

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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 23 December 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£623Average£784FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£674Average£803FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£702Average£950FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Turkish AirlinesCheapest£802Average£986FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest£818Average£1,055FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£832Average£1,053FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qatar AirwaysCheapest£872Average£1,199FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£886Average£1,537FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
FinnairCheapest£902Average£1,108FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£969Average£1,017FlexibilityNo 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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