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Cheap flights from Dublin to Sydney from £380

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
27 Mar — 3 Apr1
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 25 February 2026.

Mon 9/306:00
DUB
-
SYD
2 stops44h 35m
China Eastern
Mon 30/321:30
SYD
-
DUB
2 stops44h 50m
China Eastern
Deal found 22/2£864
Tue 5/505:35
DUB
-
SYD
3 stops39h 30m
Multiple Airlines
Tue 26/521:05
SYD
-
DUB
2 stops35h 00m
Multiple Airlines
Deal found 25/2£865
Wed 16/910:40
DUB
-
SYD
2 stops47h 30m
Multiple Airlines
Wed 30/907:05
SYD
-
DUB
3 stops35h 30m
Multiple Airlines
Deal found 23/2£866
Thu 3/905:45
DUB
-
SYD
2 stops28h 25m
Turkish Airlines
Thu 17/921:05
SYD
-
DUB
2 stops27h 55m
Turkish Airlines
Deal found 22/2£868
Fri 6/1116:30
DUB
-
SYD
2 stops40h 20m
Multiple Airlines
Fri 20/1107:15
SYD
-
DUB
3 stops37h 25m
Multiple Airlines
Deal found 21/2£869
Tue 1/920:35
DUB
-
SYD
1 stop35h 15m
Etihad Airways
Wed 30/915:40
SYD
-
DUB
1 stop24h 35m
Etihad Airways
Deal found 22/2£870
Fri 9/1005:35
DUB
-
SYD
3 stops39h 30m
Multiple Airlines
Fri 6/1121:45
SYD
-
DUB
2 stops35h 25m
Multiple Airlines
Deal found 21/2£872
Sat 10/1012:20
DUB
-
SYD
2 stops32h 50m
Lufthansa
Tue 27/1015:15
SYD
-
DUB
2 stops28h 10m
Lufthansa
Deal found 24/2£873
Mon 1/617:35
DUB
-
SYD
2 stops26h 35m
Multiple Airlines
Mon 8/610:20
SYD
-
DUB
2 stops34h 20m
Multiple Airlines
Deal found 22/2£876

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 25 February 2026.

Round-trip from

£864

One-way from

£380

Popular in

December

Cheapest in

May

Average price

£969
China Eastern
  • China Eastern
  • 9/3-30/3
  • 4 total stops
  • 89h 25m total
  • Dublin to Sydney
Search Deals
18/5
  • 18/5
  • 3 total stops
  • 50h 35m total
  • Dublin to Sydney
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£23 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 25 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

Fri 15/5

05:35-20:30

2 stops29h 55m

Sydney Kingsford Smith

Wed 10/6

07:05-09:35

3 stops35h 30m

£898

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 9/3

13:00-06:55

2 stops30h 55m

Sydney Kingsford Smith

Mon 23/3

16:20-10:15

2 stops28h 55m

£942

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 2/6

17:20-06:30

3 stops28h 10m

Sydney Kingsford Smith

Sun 7/6

14:45-08:20

2 stops26h 35m

£1,012

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 8/4

17:05-06:05

3 stops52h 00m

Sydney Kingsford Smith

Sun 26/4

07:05-09:35

3 stops35h 30m

£1,022

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 26/3

09:30-09:15

2 stops36h 45m

Sydney Kingsford Smith

Tue 7/4

10:20-07:20

2 stops30h 00m

£1,099

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 22/3

09:30-07:00

2 stops34h 30m

Sydney Kingsford Smith

Fri 24/4

09:30-07:30

2 stops31h 00m

£1,100

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 24/3

06:25-06:15

3 stops36h 50m

Sydney Kingsford Smith

Sun 5/4

08:05-16:00

3 stops40h 55m

£1,271

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 18/8

15:15-08:15

2 stops32h 00m

Sydney Kingsford Smith

Thu 17/9

10:15-22:40

2 stops45h 25m

£1,795

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 14/8

17:40-12:15

2 stops57h 35m

Sydney Kingsford Smith

Mon 31/8

10:15-15:25

2 stops38h 10m

£2,228

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 2/3

08:05-06:35

1 stop35h 30m

£441

Flights are sorted by cheapest return flights first.

Deals found on 22/2

Showing 1-10 of 15 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 20 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 £669). Flying from Dublin to Sydney in July is currently the most expensive (average of £1,072). 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 25 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
3,534 reviews
Check prices

Crew

8.4

Comfort

8.0

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

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
3,534 reviews
Emirates
8.1
Very Good
3,534 reviews
Check prices

Crew

8.4

Comfort

8.0

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

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
3,742 reviews
Emirates
8.1
Very Good
3,534 reviews
Check prices

Crew

8.4

Comfort

8.0

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

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
1,416 reviews
Emirates
8.1
Very Good
3,534 reviews
Check prices

Crew

8.4

Comfort

8.0

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

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
4,236 reviews
Emirates
8.1
Very Good
3,534 reviews
Check prices

Crew

8.4

Comfort

8.0

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

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
7,767 reviews
Emirates
8.1
Very Good
3,534 reviews
Check prices

Crew

8.4

Comfort

8.0

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

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?

    British Airways and United Airlines can get you from Dublin to Sydney in just under 30h 55m. Your travel time can differ by up to 5h 50m. 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 £622 on this airline. Additional options worth looking into are Lufthansa and British Airways, starting at £651 and £689 round-trip. SWISS is currently priced 43% 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 £469 on Etihad Airways. Other airlines that offer cheap prices include Qantas Airways from £503 and Emirates from £564 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 £1,072). 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 25 February 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£622Average£744FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£651Average£763FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£689Average£942FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Etihad AirwaysCheapest£803Average£1,017FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest£818Average£976FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapest£823Average£1,093FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qatar AirwaysCheapest£863Average£1,134FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£881Average£1,204FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest£945Average£1,396FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£985Average£1,164FlexibilityNo 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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