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Cheap flights from Dublin to Sydney from £364

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Dublin to Sydney Kingsford Smith are usually found in March or May, booked 53 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 29 April 2025.

Round-trip from

£888

One-way from

£364

Popular in

December

Cheapest in

March

Average price

£1,130
British Airways
  • British Airways
  • 31/8-28/9
  • 4 total stops
  • 66h 00m total
  • Dublin to Sydney
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15/5
  • 15/5
  • 3 total stops
  • 56h 55m total
  • Dublin to Sydney
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£131 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£35 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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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 29 April 2025.

Sun 31/810:55DUB - SYD
2 stops33h 25mBritish Airways
Sun 28/914:40SYD - DUB
2 stops32h 35mBritish Airways
Deal found 28/4£888
Tue 2/1219:55DUB - SYD
1 stop35h 40mEtihad Airways
Tue 20/116:20SYD - DUB
1 stop25h 30mEtihad Airways
Deal found 28/4£895
Fri 9/509:05DUB - SYD
1 stop23h 55mMultiple Airlines
Thu 22/513:00SYD - DUB
2 stops27h 10mMultiple Airlines
Deal found 28/4£917
Mon 16/618:40DUB - SYD
2 stops26h 15mSWISS
Thu 19/614:05SYD - DUB
2 stops36h 45mSWISS
Deal found 27/4£918
Tue 14/1010:35DUB - SYD
2 stops47h 25mTurkish Airlines
Tue 18/1121:40SYD - DUB
2 stops28h 45mTurkish Airlines
Deal found 27/4£918
Thu 5/617:45DUB - SYD
2 stops31h 35mLufthansa
Tue 24/614:05SYD - DUB
2 stops35h 50mLufthansa
Deal found 28/4£923
Tue 3/608:15DUB - SYD
1 stop23h 55mQatar Airways
Tue 10/611:00SYD - DUB
2 stops28h 45mQatar Airways
Deal found 28/4£978
Tue 13/518:00DUB - SYD
2 stops27h 40mFinnair
Mon 8/912:45SYD - DUB
2 stops37h 30mFinnair
Deal found 27/4£990
Wed 14/513:20DUB - SYD
2 stops30h 50mKLM
Sun 7/910:20SYD - DUB
2 stops31h 00mKLM
Deal found 27/4£1,007
Sat 10/513:35DUB - SYD
2 stops32h 25mUnited Airlines
Thu 4/909:30SYD - DUB
2 stops34h 40mUnited Airlines
Deal found 27/4£1,069
Tue 3/609:20DUB - SYD
1 stop37h 00mAir Canada
Tue 10/609:20SYD - DUB
1 stop31h 25mAir Canada
Deal found 28/4£1,081
Mon 2/617:20DUB - SYD
2 stops31h 00mXiamenAir
Fri 27/611:25SYD - DUB
2 stops44h 00mXiamenAir
Deal found 28/4£1,087

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 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 31/8

10:55-05:20

2 stops33h 25m

Sydney Kingsford Smith

Sun 28/9

14:40-14:15

2 stops32h 35m

£888

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 7/9

09:05-16:55

1 stop22h 50m

Sydney Kingsford Smith

Thu 2/10

21:30-18:55

1 stop30h 25m

£909

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 9/5

09:05-18:00

1 stop23h 55m

Sydney Kingsford Smith

Thu 22/5

13:00-07:10

2 stops27h 10m

£917

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 16/6

18:40-05:55

2 stops26h 15m

Sydney Kingsford Smith

Thu 19/6

14:05-17:50

2 stops36h 45m

£918

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 14/10

10:35-20:00

2 stops47h 25m

Sydney Kingsford Smith

Tue 18/11

21:40-15:25

2 stops28h 45m

£918

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 5/6

17:45-10:20

2 stops31h 35m

Sydney Kingsford Smith

Tue 24/6

14:05-16:55

2 stops35h 50m

£923

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 3/6

08:15-17:10

1 stop23h 55m

Sydney Kingsford Smith

Tue 10/6

12:00-06:45

2 stops27h 45m

£950

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 13/5

18:00-06:40

2 stops27h 40m

Sydney Kingsford Smith

Mon 8/9

12:45-17:15

2 stops37h 30m

£990

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 14/5

13:20-05:10

2 stops30h 50m

Sydney Kingsford Smith

Sun 7/9

10:20-08:20

2 stops31h 00m

£1,007

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 10/5

13:35-07:00

2 stops32h 25m

Sydney Kingsford Smith

Thu 4/9

09:30-11:10

2 stops34h 40m

£1,069

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 19 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 25 April 2025.

Booking 53 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 £1,718). 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 29 April 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.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 2025.
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Crew

8.3

Food

7.8

Comfort

8.0

Overall

8.0

Entertainment

8.2

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
8.0
Very Good
3,213 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Crew

8.3

Food

7.8

Comfort

8.0

Overall

8.0

Entertainment

8.2

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.
KLM
7.8
Good
1,333 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Crew

8.3

Food

7.8

Comfort

8.0

Overall

8.0

Entertainment

8.2

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.
Finnair
7.6
Good
1,273 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Crew

8.3

Food

7.8

Comfort

8.0

Overall

8.0

Entertainment

8.2

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.
SWISS
7.5
Good
1,588 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Crew

8.3

Food

7.8

Comfort

8.0

Overall

8.0

Entertainment

8.2

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
3,561 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Crew

8.3

Food

7.8

Comfort

8.0

Overall

8.0

Entertainment

8.2

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

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 British Airways. Our recent data shows that you can find tickets from as low as £888 on this airline. Additional options worth looking into are Etihad Airways and SWISS, starting at £909 and £918 round-trip. British Airways is currently priced 24% 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 £720 on Etihad Airways. Other airlines that offer cheap prices include Qatar Airways from £724 and KLM from £812 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 £1,718). 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

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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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£632Average£842FlexibilityNo cancel feeOn-time79%
Search SWISS flights
China EasternCheapest£678Average£1,165FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
LufthansaCheapest£703Average£920FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapest£801Average£993FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest£820Average£1,045FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£837Average£1,034FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£922Average£1,177FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Qatar AirwaysCheapest£968Average£1,362FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
United AirlinesCheapest£979Average£1,031FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Etihad AirwaysCheapest£986Average£1,486FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

Fly with Cheapflights

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

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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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