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Cheap flights from Dublin to Sydney from £383

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
14 Jul — 21 Jul1
1 adult

Cheapflights Tip: The best prices from Dublin to Sydney Kingsford Smith are usually found in March or May, booked 81 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap 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 9 July 2025.

Round-trip from

£872

One-way from

£383

Popular in

December

Cheapest in

March

Average price

£1,427
2/12-20/1
  • 2/12-20/1
  • 3 total stops
  • 62h 10m total
  • Dublin to Sydney
15/11
  • 15/11
  • 3 total stops
  • 48h 25m total
  • Dublin to Sydney
Highest demand for flights based on searches. 13% potential increase in price (£130 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£36 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Dublin to Sydney

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 9 July 2025.

Tue 2/1219:50DUB - SYD
1 stop35h 45mMultiple Airlines
Tue 20/115:00SYD - DUB
2 stops26h 25mMultiple Airlines
Deal found 6/7£872
Sat 1/1118:35DUB - SYD
2 stops30h 15mSWISS
Sat 15/1115:15SYD - DUB
2 stops37h 30mSWISS
Deal found 7/7£884
Wed 5/1110:20DUB - SYD
1 stop33h 35mBritish Airways
Mon 4/514:40SYD - DUB
2 stops28h 00mBritish Airways
Deal found 7/7£908
Tue 9/920:25DUB - SYD
1 stop35h 30mEtihad Airways
Tue 30/915:40SYD - DUB
1 stop24h 30mEtihad Airways
Deal found 7/7£919
Sun 7/909:00DUB - SYD
2 stops35h 55mLufthansa
Wed 1/1014:50SYD - DUB
2 stops35h 05mLufthansa
Deal found 7/7£926
Wed 5/1114:10DUB - SYD
1 stop29h 40mQatar Airways
Mon 4/514:50SYD - DUB
1 stop31h 40mQatar Airways
Deal found 7/7£946
Wed 31/1210:40DUB - SYD
2 stops46h 10mTurkish Airlines
Sun 18/121:45SYD - DUB
2 stops28h 45mTurkish Airlines
Deal found 6/7£948

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 9 July 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

Tue 2/12

19:50-18:35

1 stop35h 45m

Sydney Kingsford Smith

Tue 20/1

15:00-06:25

2 stops26h 25m

£872

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 1/11

18:35-11:50

2 stops30h 15m

Sydney Kingsford Smith

Sat 15/11

15:15-17:45

2 stops37h 30m

£884

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 5/11

10:20-06:55

1 stop33h 35m

Sydney Kingsford Smith

Mon 4/5

14:40-09:40

2 stops28h 00m

£908

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 9/9

20:25-16:55

1 stop35h 30m

Sydney Kingsford Smith

Tue 30/9

15:40-07:10

1 stop24h 30m

£919

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 7/9

09:00-05:55

2 stops35h 55m

Sydney Kingsford Smith

Wed 1/10

14:50-16:55

2 stops35h 05m

£926

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 5/11

14:10-06:50

1 stop29h 40m

Sydney Kingsford Smith

Mon 4/5

14:50-13:30

1 stop31h 40m

£946

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 31/12

10:40-19:50

2 stops46h 10m

Sydney Kingsford Smith

Sun 18/1

21:45-15:30

2 stops28h 45m

£948

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 15/11

23:20-10:45

3 stops48h 25m

£383

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 28/11

05:10-07:15

2 stops39h 05m

£518

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 16/12

10:40-19:50

2 stops46h 10m

£757

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 16 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 27 June 2025.

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, May is the cheapest month in which you can book a flight from Dublin to Sydney (average of £985). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,708). 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 9 July 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 29% 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 9 July 2025.
Get a feel of what it's like to fly with Emirates, Finnair, andQantas 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.

Comfort

8.0

Food

7.8

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Food

7.8

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Food

7.8

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Food

7.8

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Food

7.8

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Food

7.8

Overall

8.1

Entertainment

8.2

Crew

8.3

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

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.
  • 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 £884 on this airline. Additional options worth looking into are British Airways and Etihad Airways, starting at £908 and £919 round-trip. SWISS is currently priced 23% 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 £518 on Lufthansa. Other airlines that offer cheap prices include Turkish Airlines from £757 and Etihad Airways from £771 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 £985). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,708). 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
Bondi Beach
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 9 July 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£620Average£820FlexibilityNo cancel feeOn-time79%
Search SWISS flights
China EasternCheapest£666Average£1,135FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
LufthansaCheapest£669Average£855FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£702Average£1,019FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Turkish AirlinesCheapest£788Average£1,026FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapest£817Average£1,018FlexibilityNo cancel feeOn-time77%
Search Air France flights
Etihad AirwaysCheapest£903Average£1,266FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£926Average£1,243FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
FinnairCheapest£955Average£1,157FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£961Average£1,016FlexibilityNo 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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