Cheap flights from Dublin to Sydney from $806

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 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
29 Jan — 5 Feb1
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 30 December 2025.

Wed 31/1211:35DUB - SYD
2 stops35h 25mMultiple Airlines
Mon 19/121:45SYD - DUB
1 stop43h 40mMultiple Airlines
Deal found 29/12$2,083
Tue 30/1211:30DUB - SYD
3 stops35h 30mMultiple Airlines
Tue 13/120:40SYD - DUB
2 stops35h 25mMultiple Airlines
Deal found 28/12$2,087
Wed 31/1211:45DUB - SYD
3 stops35h 15mMultiple Airlines
Fri 16/116:25SYD - DUB
3 stops38h 10mMultiple Airlines
Deal found 28/12$2,157
Tue 30/1206:20DUB - SYD
3 stops39h 55mMultiple Airlines
Wed 14/112:30SYD - DUB
2 stops36h 00mMultiple Airlines
Deal found 29/12$2,169
Mon 29/1218:00DUB - SYD
2 stops34h 30mMultiple Airlines
Wed 14/120:40SYD - DUB
2 stops35h 25mMultiple Airlines
Deal found 27/12$2,202
Sun 28/1217:15DUB - SYD
2 stops27h 40mMultiple Airlines
Thu 15/114:30SYD - DUB
2 stops28h 30mMultiple Airlines
Deal found 28/12$2,266
Tue 30/1217:15DUB - SYD
2 stops27h 40mKLM
Sun 18/116:15SYD - DUB
2 stops31h 25mKLM
Deal found 29/12$2,272

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 30 December 2025.

Round-trip from

$1,917

One-way from

$806

Popular in

December

Cheapest in

March

Average price

$2,997
Qantas Airways
  • Qantas Airways
  • 2/2-23/2
  • 2 total stops
  • 75h 05m total
  • Dublin to Sydney
15/2
  • 15/2
  • 3 total stops
  • 51h 10m total
  • Dublin to Sydney
Highest demand for flights based on searches. 9% potential increase in price ($354 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($104 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 647,157 searches. Data last updated 30 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

Thu 5/2

20:50-18:35

1 stop34h 45m

Sydney Kingsford Smith

Thu 26/2

06:00-18:55

1 stop23h 55m

$1,917

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 2/2

20:50-18:35

1 stop34h 45m

Sydney Kingsford Smith

Mon 23/2

06:00-18:55

1 stop23h 55m

$1,917

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 5/2

20:50-18:35

1 stop34h 45m

Sydney Kingsford Smith

Thu 19/3

11:30-06:25

2 stops29h 55m

$1,921

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 8/6

15:00-07:25

2 stops31h 25m

Sydney Kingsford Smith

Thu 23/7

14:50-06:45

1 stop24h 55m

$1,935

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 15/6

13:00-07:20

3 stops33h 20m

Sydney Kingsford Smith

Mon 20/7

13:00-09:55

2 stops29h 55m

$1,936

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 11/4

20:25-06:10

1 stop24h 45m

Sydney Kingsford Smith

Fri 17/4

15:40-18:55

1 stop36h 15m

$1,950

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 11/4

09:00-06:10

1 stop36h 10m

Sydney Kingsford Smith

Sat 18/4

21:30-07:15

1 stop42h 45m

$1,953

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 11/4

17:00-12:35

2 stops34h 35m

Sydney Kingsford Smith

Sat 18/4

13:00-15:20

2 stops35h 20m

$1,953

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 15/2

15:05-06:55

2 stops28h 50m

Sydney Kingsford Smith

Tue 3/3

16:20-09:10

2 stops27h 50m

$1,971

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 9/2

08:05-17:55

1 stop22h 50m

$841

Flights are sorted by cheapest return flights first.

Deals found on 29/12

Showing 1-10 of 17 results
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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 26 December 2025.

The price you pay for your flight from Dublin to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $1,340). Flying from Dublin to Sydney in July is currently the most expensive (average of $2,142). 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.

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 30 December 2025.
Read reviews from past customers who have flown with Emirates, Qatar Airways, andEtihad Airways from Dublin to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.3

Comfort

8.0

Food

7.9

Boarding

8.1

Overall

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

Crew

8.3

Comfort

8.0

Food

7.9

Boarding

8.1

Overall

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

Crew

8.3

Comfort

8.0

Food

7.9

Boarding

8.1

Overall

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

Crew

8.3

Comfort

8.0

Food

7.9

Boarding

8.1

Overall

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?

    Airlines like Qantas Airways and Emirates fly from Dublin to Sydney in about 34h 45m. The time it takes to get you to your destination can typically vary by up to . The distance between Dublin and Sydney is about 17201 km.

  • What are the cheapest airlines flying from Dublin to Sydney round-trip?

    Our cheapest airline available from Dublin to Sydney is Etihad Airways. Our recent data shows that you can find tickets from as low as $1,655 on this airline. Additional options worth looking into are Emirates and Qatar Airways, starting at $1,849 and $1,934 round-trip. You may be able to fly from Dublin to Sydney for 26% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Dublin to Sydney one-way?

    The cheapet airlines for a one-way flight from Dublin to Sydney are Virgin Australia ($962), Emirates ($980), and SWISS ($993).

  • 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 $1,340). Flying from Dublin to Sydney in July is currently the most expensive (average of $2,142). 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
Parramatta
Wollongong
Katoomba
Penrith
Terrigal
Manly
Lithgow
Randwick
Coogee
Leura
Cronulla
Bondi Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dublin to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Dublin to Sydney

Discover the top 3 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 647,157 searches. Data last updated 30 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,655Average$2,222FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest$1,849Average$2,998FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapest$1,934Average$2,805FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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 helps you find that perfect flight to Sydney from Dublin by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Dublin to Sydney with no change fees?

Yes, we can. To see specific flights from Dublin to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Dublin to Sydney become cheaper?

Yes! Start tracking prices for Dublin to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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