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Cheap flights from Sydney to Ireland from $729

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DUB
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Ireland

Keep the following information in mind while searching for Sydney to Ireland flight deals. Data was last updated 14 November 2025.

Round-trip from

$1,795

One-way from

$729

Popular in

December

Cheapest in

October

Average price

$2,107
Etihad Airways
  • Etihad Airways
  • 8/5-26/5
  • 2 total stops
  • 60h 05m total
  • Sydney to Ireland
Search Deals
25/4
  • 25/4
  • 2 total stops
  • 51h 50m total
  • Sydney to Ireland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($393 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($95 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Sydney to Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Ireland
Explore the most affordable flight options available from Sydney to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.

Sat 15/1115:50SYD - DUB
1 stop25h 10mQatar Airways
Sat 22/1107:45DUB - SYD
1 stop24h 05mQatar Airways
Deal found 12/11$1,833
Sat 22/1111:15SYD - DUB
3 stops45h 25mMultiple Airlines
Fri 12/1205:45DUB - SYD
3 stops40h 30mMultiple Airlines
Deal found 11/11$1,854
Tue 2/1220:05SYD - DUB
3 stops38h 00mMultiple Airlines
Tue 9/1213:20DUB - SYD
3 stops34h 40mMultiple Airlines
Deal found 12/11$1,872
Fri 21/1116:20SYD - DUB
2 stops33h 45mBritish Airways
Sat 29/1117:55DUB - SYD
2 stops26h 00mBritish Airways
Deal found 13/11$1,874
Sat 22/1111:50SYD - DUB
2 stops33h 30mUnited Airlines
Fri 12/1213:35DUB - SYD
2 stops54h 25mUnited Airlines
Deal found 11/11$1,897
Fri 28/1111:20SYD - DUB
2 stops31h 10mUnited Airlines
Sun 14/1210:40DUB - SYD
2 stops57h 20mUnited Airlines
Deal found 12/11$1,898
Fri 21/1121:40SYD - DUB
1 stop25h 55mQatar Airways
Sat 29/1117:15DUB - SYD
2 stops26h 35mQatar Airways
Deal found 13/11$1,917
Sat 15/1115:50SYD - DUB
2 stops29h 25mQatar Airways
Sun 16/1114:05DUB - SYD
1 stop29h 45mQatar Airways
Deal found 12/11$1,924
Sun 16/1114:20SYD - DUB
3 stops31h 40mMultiple Airlines
Sun 30/1111:50DUB - SYD
2 stops35h 10mMultiple Airlines
Deal found 13/11$1,936
Sun 16/1121:40SYD - DUB
1 stop43h 20mQatar Airways
Sun 30/1107:45DUB - SYD
1 stop36h 05mQatar Airways
Deal found 13/11$1,962
Sat 27/1218:30SYD - ORK
3 stops39h 55mMultiple Airlines
Sat 3/107:25ORK - SYD
3 stops36h 30mMultiple Airlines
Deal found 11/11$3,597
Fri 19/1206:35SYD - ORK
3 stops39h 10mKLM
Wed 7/113:25ORK - SYD
3 stops32h 10mKLM
Deal found 12/11$4,288

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Ireland 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 14 November 2025.
Use the filters below to find and compare flights from Sydney to Ireland that are best for you.

Fly from

Sydney

Fly to

Ireland

Route

Depart

Return

Price

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 29/4

09:30-11:10

2 stops34h 40m

Dublin

Thu 11/6

11:35-07:00

2 stops34h 25m

$1,903

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Thu 30/4

09:30-07:20

2 stops30h 50m

Dublin

Mon 8/6

11:35-07:00

2 stops34h 25m

$1,903

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Thu 30/4

09:30-11:10

2 stops34h 40m

Dublin

Thu 11/6

11:35-07:00

2 stops34h 25m

$1,903

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 2/5

09:30-07:20

2 stops30h 50m

Dublin

Mon 8/6

11:35-07:00

2 stops34h 25m

$1,903

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Fri 1/5

09:30-07:20

2 stops30h 50m

Dublin

Wed 10/6

11:35-07:00

2 stops34h 25m

$1,903

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 29/4

10:20-07:20

2 stops30h 00m

Dublin

Tue 9/6

11:35-07:00

2 stops34h 25m

$1,903

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 8/4

09:30-11:10

2 stops34h 40m

Dublin

Mon 4/5

13:35-07:00

2 stops32h 25m

$1,923

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 21/3

21:45-18:15

1 stop31h 30m

Dublin

Tue 7/4

20:25-17:00

1 stop35h 35m

$1,936

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Mon 1/12

11:20-07:30

2 stops31h 10m

Dublin

Sat 10/1

10:40-09:05

2 stops35h 25m

$1,997

SydneyCork

SYD - ORK

SYDORK

Sydney Kingsford Smith

Wed 11/3

15:50-23:25

2 stops42h 35m

Cork

Sun 15/3

07:40-06:50

2 stops36h 10m

$2,048

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 29 results
1
2
3

Best time to book a flight from Sydney to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland 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 Ireland

What is the cheapest month to book a flight from Sydney to Ireland?

Currently, November is the cheapest month in which you can book a flight from Sydney to Ireland (average of $1,457). Flying from Sydney to Ireland in December is currently the most expensive (average of $1,898). 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 SYD to IE?

Find hourly flight availability from Sydney to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from Sydney to Ireland by exploring options for tickets in the evening.

What is the cheapest day to fly from Sydney to Ireland?

Use this chart to determine the cheapest time to fly return from Sydney to Ireland. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Sydney to Ireland flight should consider departing on Saturday at midday when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated 14 November 2025.
Read through reviews of airlines operating flights from Sydney to Ireland, such as Emirates, Qantas Airways, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,409 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Emirates
8.1
Very Good
3,409 reviews
Emirates
8.1
Very Good
3,409 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Qantas Airways
7.5
Good
934 reviews
Emirates
8.1
Very Good
3,409 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Qatar Airways
7.4
Good
3,661 reviews
Emirates
8.1
Very Good
3,409 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Etihad Airways
7.4
Good
1,296 reviews
Emirates
8.1
Very Good
3,409 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
British Airways
6.7
Okay
7,517 reviews
Emirates
8.1
Very Good
3,409 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sydney to Ireland?

    For a flight from Sydney to Ireland, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city.

  • How long is the flight from Sydney to Ireland?

    For as low as $1,903, United Airlines can have you in Ireland from Sydney in 34h 40m. The distance from Sydney to Ireland is about 17201 km. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Sydney to Ireland (average of $1,457). Flying from Sydney to Ireland in December is currently the most expensive (average of $1,898). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to Ireland

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Top 10 airlines flying from Sydney to Ireland

Discover the top 10 airlines that operate flights from Sydney to Ireland. 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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$1,366Average$1,782FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Japan AirlinesCheapest$1,372Average$2,291FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapest$1,496Average$2,061FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapest$1,518Average$1,634FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
SWISSCheapest$1,529Average$1,768FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Etihad AirwaysCheapest$1,540Average$2,028FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LufthansaCheapest$1,542Average$1,921FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China EasternCheapest$1,638Average$2,123FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Qatar AirwaysCheapest$1,682Average$2,195FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest$1,701Average$2,456FlexibilityNo cancel feeOn-time70%
Search British 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 Sydney to Ireland?

Cheapflights makes it easy to find Sydney to Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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 Ireland.

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

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

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

Not ready to book yet? You can track prices for flights from Sydney to Ireland on Cheapflights with our Price Alert feature and get notified when better prices are available.

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