Cheap flights from Sydney to Dublin from £252

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DUB
28 Jan — 4 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Dublin
Explore the most affordable flight options available from Sydney to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 December 2025.

Tue 30/1221:10SYD - DUB
1 stop25h 10mMultiple Airlines
Tue 20/112:05DUB - SYD
2 stops31h 30mMultiple Airlines
Deal found 28/12£1,636

Find flight deals from Sydney to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Dublin (DUB). 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 December 2025.

Round-trip from

£1,035

One-way from

£252

Popular in

December

Cheapest in

October

Average price

£1,393
British Airways
  • British Airways
  • 1/4-20/4
  • 4 total stops
  • 65h 45m total
  • Sydney to Dublin
15/1
  • 15/1
  • 3 total stops
  • 56h 30m total
  • Sydney to Dublin
Highest demand for flights based on searches. 10% potential increase in price (£96 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£23 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 Sydney to Dublin 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 December 2025.
Use the filters below to find and compare flights from Sydney to Dublin that are best for you.

Fly from

Sydney

Fly to

Dublin

Route

Depart

Return

Price

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-14:35

2 stops33h 30m

Dublin

Tue 21/4

15:45-06:05

2 stops29h 20m

£1,035

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-14:35

2 stops33h 30m

Dublin

Sun 19/4

13:00-06:05

2 stops32h 05m

£1,037

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-14:35

2 stops33h 30m

Dublin

Mon 20/4

15:45-06:05

2 stops29h 20m

£1,037

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 4/4

15:35-10:15

2 stops28h 40m

Dublin

Tue 21/4

17:30-06:05

2 stops27h 35m

£1,043

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 4/4

15:35-10:15

2 stops28h 40m

Dublin

Sun 19/4

19:00-06:05

2 stops26h 05m

£1,043

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 4/4

15:35-10:15

2 stops28h 40m

Dublin

Thu 16/4

15:45-06:05

2 stops29h 20m

£1,049

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 4/4

15:35-10:15

2 stops28h 40m

Dublin

Mon 20/4

15:45-06:05

2 stops29h 20m

£1,049

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-09:45

2 stops28h 40m

Dublin

Sat 18/4

10:05-06:05

2 stops35h 00m

£1,060

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Thu 2/4

21:30-07:15

1 stop43h 45m

Dublin

Sun 19/4

20:25-06:10

1 stop24h 45m

£1,071

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Thu 2/4

21:30-07:15

1 stop43h 45m

Dublin

Fri 17/4

09:05-17:00

1 stop22h 55m

£1,071

Flights are sorted by cheapest return flights first.

Deals found on 27/12

Showing 1-10 of 16 results
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Best time to book a flight from Sydney to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Sydney 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 Sydney to Dublin

How far ahead should I book a flight from Sydney to Dublin?

Use this chart to determine the optimal time to book a return flight from Sydney to Dublin. Price data was last updated on 26 December 2025.

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Dublin. 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 Sydney to Dublin?

Currently, November is the cheapest month in which you can book a flight from Sydney to Dublin (average of £704). Flying from Sydney to Dublin in December is currently the most expensive (average of £920). 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 Sydney to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated 29 December 2025.
Read reviews from past customers who have flown with Qatar Airways and Etihad Airways from Sydney to Dublin. 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.

Boarding

7.5

Comfort

7.4

Food

7.3

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Lisa,Oct 2024

MIA - DOH

Boarding a bit chaotic and seats were snug but crew were wonderful

Boarding

7.5

Comfort

7.4

Food

7.3

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Lisa,Oct 2024

MIA - DOH

Boarding a bit chaotic and seats were snug but crew were wonderful

Boarding

7.5

Comfort

7.4

Food

7.3

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Lisa,Oct 2024

MIA - DOH

Boarding a bit chaotic and seats were snug but crew were wonderful

Related info for your journey

Find useful and relevant information for your journey from Sydney to Dublin. 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 Sydney to Dublin?

    There are many flights that can get you from Sydney to Dublin in 33h 30m. Fly via British Airways to get the fastest option. The distance from Sydney to Dublin is about 10688 mi.

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

    Our cheapest airline available from Sydney to Dublin is Etihad Airways. Our recent data shows that you can find tickets from as low as £994 on this airline. An additional option worth looking into is Qatar Airways, starting at £1,055. Users have found that Etihad Airways is 6% cheaper than the other options available to this destination.

  • Can I find deals for flights from Sydney to Dublin that include hotel bookings?

    Yes. In addition to deals on Sydney to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Dublin.

  • Can I find deals for business class flights from Sydney to Dublin?

    Yes. Cheapflights offers flight deals from Sydney to Dublin 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 Sydney to Dublin?

    Currently, November is the cheapest month in which you can book a flight from Sydney to Dublin (average of £704). Flying from Sydney to Dublin in December is currently the most expensive (average of £920). 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
Athlone
Cavan
Tullamore
Arklow
Malahide
Portmarnock
Dundalk
Wicklow
Enniscorthy
Bray
Mullingar
Drogheda
Kildare
Maynooth
Carlingford
Swords
Naas

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Sydney to Dublin

Discover the top 2 airlines that operate flights from Sydney to Dublin. 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 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£994Average£1,483FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£1,055Average£1,369FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Sydney to Dublin via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Dublin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Dublin.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Dublin flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dublin from Sydney today and book when prices fit your budget.

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