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Cheap flights from Dublin to Sydney from $636

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SYD
27 Jul — 3 Aug1
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 27 June 2026.

Sat 5/913:25
DUB
-
SYD
2 stops38h 10m
China Eastern
Sat 19/910:00
SYD
-
DUB
2 stops55h 00m
China Eastern
Deal found 23/6$1,570
Mon 9/1113:25
DUB
-
SYD
2 stops37h 10m
China Eastern
Tue 24/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 23/6$1,687
Mon 14/910:55
DUB
-
SYD
3 stops36h 05m
China Eastern
Sat 21/1121:30
SYD
-
DUB
2 stops35h 45m
China Eastern
Deal found 23/6$1,690
Sun 30/816:20
DUB
-
SYD
2 stops31h 40m
China Eastern
Sun 13/911:00
SYD
-
DUB
1 stop30h 00m
China Eastern
Deal found 24/6$1,692
Mon 27/710:55
DUB
-
SYD
3 stops36h 05m
China Eastern
Wed 2/920:30
SYD
-
DUB
1 stop44h 30m
China Eastern
Deal found 24/6$1,696
Mon 24/810:55
DUB
-
SYD
3 stops36h 05m
China Eastern
Mon 7/920:30
SYD
-
DUB
1 stop44h 30m
China Eastern
Deal found 23/6$1,702
Mon 19/1010:55
DUB
-
SYD
3 stops60h 05m
China Eastern
Sun 8/1112:00
SYD
-
DUB
1 stop29h 15m
China Eastern
Deal found 27/6$1,705
Wed 7/1010:40
DUB
-
SYD
3 stops58h 25m
Multiple Airlines
Wed 25/1122:15
SYD
-
DUB
2 stops46h 20m
Multiple Airlines
Deal found 26/6$1,706
Mon 6/708:15
DUB
-
SYD
1 stop23h 55m
Multiple Airlines
Tue 21/711:00
SYD
-
DUB
1 stop30h 00m
Multiple Airlines
Deal found 25/6$1,711
Fri 9/1005:35
DUB
-
SYD
3 stops39h 30m
Multiple Airlines
Mon 19/1009:05
SYD
-
DUB
3 stops34h 30m
Multiple Airlines
Deal found 23/6$1,712
Fri 4/910:55
DUB
-
SYD
3 stops36h 05m
China Eastern
Tue 15/911:00
SYD
-
DUB
2 stops44h 25m
China Eastern
Deal found 24/6$1,714
Mon 23/1110:40
DUB
-
SYD
3 stops56h 35m
Multiple Airlines
Tue 23/207:15
SYD
-
DUB
3 stops37h 20m
Multiple Airlines
Deal found 24/6$1,715

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 27 June 2026.

Round-trip from

$1,313

One-way from

$636

Popular in

July

Cheapest in

May

Average price

$1,983
China Eastern
  • China Eastern
  • 14/10-31/10
  • 2 total stops
  • 84h 25m total
  • Dublin to Sydney
Search Deals
China Eastern
  • China Eastern
  • 9/9
  • 1 total stop
  • 40h 40m total
  • Dublin to Sydney
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($235 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($91 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 647,157 searches. Data last updated 27 June 2026.
Use the filters below to find and compare flights from Dublin to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 2/11

09:55-10:00

2 stops61h 05m

Sydney Kingsford Smith

Wed 25/11

21:30-06:15

1 stop43h 45m

$1,738

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 16/9

10:40-19:10

2 stops47h 30m

Sydney Kingsford Smith

Sat 3/10

11:05-09:35

2 stops31h 30m

$1,741

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 11/10

05:45-07:05

3 stops39h 20m

Sydney Kingsford Smith

Tue 20/10

22:05-16:00

2 stops27h 55m

$1,777

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 12/11

06:30-06:15

3 stops36h 45m

Sydney Kingsford Smith

Fri 4/12

07:15-09:35

3 stops37h 20m

$1,980
Fastest return journey

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 9/9

20:35-06:10

1 stop24h 35m

Sydney Kingsford Smith

Fri 20/11

16:35-06:25

1 stop24h 50m

$2,008

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 1/10

08:55-09:00

2 stops39h 05m

Sydney Kingsford Smith

Wed 3/2

21:30-06:15

1 stop43h 45m

$2,073

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 21/10

17:20-07:30

3 stops28h 10m

Sydney Kingsford Smith

Sat 7/11

11:40-09:00

2 stops32h 20m

$2,088

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 11/10

08:15-22:10

2 stops27h 55m

Sydney Kingsford Smith

Tue 20/10

15:50-13:30

1 stop31h 40m

$2,117

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 1/11

06:30-06:15

3 stops36h 45m

Sydney Kingsford Smith

Mon 30/11

12:45-09:35

2 stops31h 50m

$2,154

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 2/9

17:20-07:10

3 stops28h 50m

Sydney Kingsford Smith

Wed 16/9

10:10-08:20

2 stops31h 10m

$2,175

Flights are sorted by cheapest return flights first.

Deals found on 26/6

Showing 1-10 of 18 resultsSorted by cheapest first
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?

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 31 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, May is the cheapest month in which you can book a flight from Dublin to Sydney (average of $1,811). Flying from Dublin to Sydney in July is currently the most expensive (average of $2,865). 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 27 June 2026.
Read reviews from past customers who have flown with Qatar Airways and Etihad 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.
Qatar Airways
7.3
Good
3,736 reviews
Check prices

Comfort

7.3

Crew

7.9

Boarding

7.5

Overall

7.3

Entertainment

7.3

Food

7.3

Reviews

1 / 20
6.0
Good

Leticia,Sept 2025

SDK - KUL

I wasn't allowed to take my carry on on board. I was told it was too heavy at 16lbs
Qatar Airways
7.3
Good
3,736 reviews
Qatar Airways
7.3
Good
3,736 reviews
Check prices

Comfort

7.3

Crew

7.9

Boarding

7.5

Overall

7.3

Entertainment

7.3

Food

7.3

Reviews

1 / 20
6.0
Good

Leticia,Sept 2025

SDK - KUL

I wasn't allowed to take my carry on on board. I was told it was too heavy at 16lbs
Etihad Airways
7.3
Good
1,467 reviews
Qatar Airways
7.3
Good
3,736 reviews
Check prices

Comfort

7.3

Crew

7.9

Boarding

7.5

Overall

7.3

Entertainment

7.3

Food

7.3

Reviews

1 / 20
6.0
Good

Leticia,Sept 2025

SDK - KUL

I wasn't allowed to take my carry on on board. I was told it was too heavy at 16lbs

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 China Eastern and Turkish Airlines fly from Dublin to Sydney in about 47h 30m. The time it takes to get you to your destination can typically vary by up to 13h 35m. The distance between Dublin and Sydney is about 17201 km. 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 Etihad Airways. Our recent data shows that you can find tickets from as low as $1,604 on this airline. An additional option worth looking into is Qatar Airways, starting at $1,688. You may be able to fly from Dublin to Sydney for 24% 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 Etihad Airways ($776), Virgin Australia ($935), and Emirates ($953).

  • 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 $1,811). Flying from Dublin to Sydney in July is currently the most expensive (average of $2,865). 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
Penrith
Manly
Katoomba
Cronulla
Terrigal
Lithgow
Randwick
Bondi Beach
Leura
Coogee

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.
Shannon to Sydney flights
Cork to Sydney flights

Top 2 airlines flying from Dublin to Sydney

Discover the top 2 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 27 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,604Average$1,862FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest$1,688Average$2,234FlexibilityNo 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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