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

To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at £517. SWISS flights start at £643 while deals on Turkish Airlines start at £756 one-way.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What are the most popular airlines that fly from Ireland to Sydney?

When booking a flight from Ireland to Sydney, you may want to consider flying on Air France, Finnair or British Airways as they are the most popular for this route.

How far in advance should I book a flight from Ireland to Sydney?

To save up to 48% on this flight, we recommend booking at least 54 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ireland to Sydney from £1,088 1-2 weeks out and tickets from £1,480 for flights departing within the next 72 hours.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Sydney. Flights to Sydney from Ireland in March are about £1,152 on average during March, but can be found for as low as £717.

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

Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Ireland.

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

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

How can I find direct flights from Ireland to Sydney?

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

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

Yes. Cheapflights offers flight deals from Ireland 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.

£469+ Flights from Ireland to Sydney

Cheap flight deals from Ireland to Sydney

Round-trip from	£897
One-way from	£469
Popular in	December
Cheapest in	March
Average price	£1,428

SWISS
23/9-10/10
4 total stops
63h 15m total
Ireland to Sydney

Search Deals

15/12
3 total stops
48h 40m total
Ireland to Sydney

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£130 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£36 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Ireland to Sydney

Cheapest flights from Ireland to Sydney
Explore the most affordable flight options available from Ireland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Tue 23/913:00DUB - SYD

2 stops32h 10mSWISS

Fri 10/1015:05SYD - DUB

2 stops31h 05mSWISS

Deal found 9/7£897

Tue 4/1112:55DUB - SYD

2 stops35h 55mMultiple Airlines

Sun 16/1116:20SYD - DUB

1 stop25h 05mMultiple Airlines

Deal found 9/7£899

Fri 19/909:05DUB - SYD

1 stop36h 05mEtihad Airways

Tue 14/1021:30SYD - DUB

1 stop43h 40mEtihad Airways

Deal found 9/7£903

Tue 23/917:45DUB - SYD

2 stops31h 35mLufthansa

Sat 11/1015:50SYD - DUB

2 stops35h 05mLufthansa

Deal found 9/7£906

Wed 26/1120:40DUB - SYD

2 stops47h 15mBritish Airways

Wed 10/1216:20SYD - DUB

2 stops35h 40mBritish Airways

Deal found 9/7£907

Fri 28/1115:25DUB - SYD

2 stops41h 25mTurkish Airlines

Thu 11/1221:45SYD - DUB

2 stops28h 45mTurkish Airlines

Deal found 10/7£968

Best flights from Ireland to Sydney
Discover carefully curated flight deals from Ireland to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 July 2025.

Tue 23/913:00DUB - SYD

2 stops32h 10mSWISS

Fri 10/1015:05SYD - DUB

2 stops31h 05mSWISS

Deal found 9/7£897

Tue 4/1112:55DUB - SYD

2 stops35h 55mMultiple Airlines

Sun 16/1116:20SYD - DUB

1 stop25h 05mMultiple Airlines

Deal found 9/7£899

Fri 19/909:05DUB - SYD

1 stop36h 05mEtihad Airways

Tue 14/1021:30SYD - DUB

1 stop43h 40mEtihad Airways

Deal found 9/7£903

Tue 23/917:45DUB - SYD

2 stops31h 35mLufthansa

Sat 11/1015:50SYD - DUB

2 stops35h 05mLufthansa

Deal found 9/7£906

Wed 26/1120:40DUB - SYD

2 stops47h 15mBritish Airways

Wed 10/1216:20SYD - DUB

2 stops35h 40mBritish Airways

Deal found 9/7£907

Fri 28/1115:25DUB - SYD

2 stops41h 25mTurkish Airlines

Thu 11/1221:45SYD - DUB

2 stops28h 45mTurkish Airlines

Deal found 10/7£968

Last-minute flights from Ireland to Sydney
Discover last-minute flight deals from Ireland to Sydney. Data last updated 11 July 2025 and is based on user searches.

Fri 11/708:35DUB - SYD

2 stops35h 45mBritish Airways

Fri 26/914:40SYD - DUB

2 stops33h 25mBritish Airways

Deal found 9/7£1,077

Wed 16/717:00DUB - SYD

2 stops41h 00mTurkish Airlines

Wed 24/920:55SYD - DUB

2 stops28h 00mTurkish Airlines

Deal found 9/7£1,522

Wed 16/717:55DUB - SYD

2 stops26h 25mBritish Airways

Mon 22/914:40SYD - DUB

2 stops28h 00mBritish Airways

Deal found 9/7£1,695

Wed 16/714:20DUB - SYD

1 stop22h 45mQantas Airways

Mon 22/906:00SYD - DUB

1 stop23h 10mQantas Airways

Deal found 9/7£2,385

Sat 19/717:00DUB - SYD

2 stops31h 45mMultiple Airlines

Mon 4/811:45SYD - DUB

2 stops30h 50mMultiple Airlines

Deal found 10/7£5,021

Mon 21/708:15DUB - SYD

1 stop23h 55mQatar Airways

Fri 29/820:45SYD - DUB

1 stop25h 45mQatar Airways

Deal found 8/7£1,938

Mon 21/717:20DUB - SYD

3 stops28h 10mKLM

Fri 29/810:10SYD - DUB

3 stops33h 15mKLM

Deal found 8/7£4,343

Wed 20/815:00DUB - SYD

2 stops33h 20mMultiple Airlines

Wed 27/820:10SYD - DUB

2 stops34h 30mMultiple Airlines

Deal found 10/7£901

Mon 25/809:05DUB - SYD

1 stop22h 50mEtihad Airways

Tue 2/915:40SYD - DUB

1 stop24h 30mEtihad Airways

Deal found 10/7£1,034

Mon 25/815:00DUB - SYD

1 stop30h 15mQatar Airways

Thu 4/912:00SYD - DUB

2 stops27h 45mQatar Airways

Deal found 10/7£1,183

Fri 29/813:35DUB - SYD

2 stops44h 25mTurkish Airlines

Fri 12/920:55SYD - DUB

2 stops45h 40mTurkish Airlines

Deal found 10/7£1,066

Sun 31/818:40DUB - SYD

2 stops30h 45mSWISS

Mon 15/914:05SYD - DUB

2 stops36h 45mSWISS

Deal found 10/7£1,100

One-way flights from Ireland to Sydney
Search for one-way flight options from Ireland to Sydney. Find affordable one-way fares based on user searches. Data last updated 11 July 2025.

Mon 15/1207:25DUB - SYD

3 stops48h 40mMultiple Airlines

Deal found 10/7£469

Fri 28/1105:10DUB - SYD

2 stops39h 05mLufthansa

Deal found 10/7£517

Sun 7/1218:35DUB - SYD

2 stops36h 20mSWISS

Deal found 10/7£643

Tue 16/1210:40DUB - SYD

2 stops46h 10mTurkish Airlines

Deal found 10/7£756

Sun 30/1108:10DUB - SYD

1 stop35h 00mEtihad Airways

Deal found 10/7£770

Sat 19/722:05DUB - SYD

2 stops49h 05mEmirates

Deal found 9/7£907

Sat 9/815:00DUB - SYD

1 stop30h 15mQatar Airways

Deal found 10/7£962

Sat 9/818:00DUB - SYD

2 stops51h 25mFinnair

Deal found 10/7£965

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 23/9

13:00-06:10

2 stops32h 10m

Sydney Kingsford Smith

Fri 10/10

15:05-12:10

2 stops31h 05m

£897

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 4/11

12:55-11:50

2 stops35h 55m

Sydney Kingsford Smith

Sun 16/11

16:20-06:25

1 stop25h 05m

£899

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 19/9

09:05-06:10

1 stop36h 05m

Sydney Kingsford Smith

Tue 14/10

21:30-07:10

1 stop43h 40m

£903

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 23/9

17:45-10:20

2 stops31h 35m

Sydney Kingsford Smith

Sat 11/10

15:50-16:55

2 stops35h 05m

£906

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 26/11

20:40-06:55

2 stops47h 15m

Sydney Kingsford Smith

Wed 10/12

16:20-17:00

2 stops35h 40m

£907

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 28/11

15:25-19:50

2 stops41h 25m

Sydney Kingsford Smith

Thu 11/12

21:45-15:30

2 stops28h 45m

£968

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 15/12

07:25-19:05

3 stops48h 40m

£469

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 28/11

05:10-07:15

2 stops39h 05m

£517

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 7/12

18:35-17:55

2 stops36h 20m

£643

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 16/12

10:40-19:50

2 stops46h 10m

£756

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 14 results

Best time to book a flight from Ireland to Sydney

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

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

Currently, May is the cheapest month in which you can book a flight from Ireland to Sydney (average of £985). Flying from Ireland to Sydney in July is currently the most expensive (average of £1,709). 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 IE to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Sydney as you normally would.

Reviews of airlines servicing Sydney

See what other customers who have flown with Emirates, Finnair, andSWISS from Ireland to Sydney have to say. 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.

Emirates

8.1

Very Good

3,285 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Emirates

8.1

Very Good

3,285 reviews

Emirates

8.1

Very Good

3,285 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Finnair

7.6

Good

1,312 reviews

Emirates

8.1

Very Good

3,285 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

SWISS

7.5

Good

1,655 reviews

Emirates

8.1

Very Good

3,285 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Qatar Airways

7.4

Good

3,596 reviews

Emirates

8.1

Very Good

3,285 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Etihad Airways

7.4

Good

1,222 reviews

Emirates

8.1

Very Good

3,285 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Related info for your journey

What airport do you fly into for flights to Sydney from Ireland?
Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Ireland.
What are the cheapest airlines to fly from Ireland to Sydney one-way?
To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at £517. SWISS flights start at £643 while deals on Turkish Airlines start at £756 one-way.
Can I find deals for flights from Ireland to Sydney that include hotel bookings?
Yes. In addition to deals on Ireland to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Sydney.
Can I find deals for business class flights from Ireland to Sydney?
Yes. Cheapflights offers flight deals from Ireland 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 Ireland to Sydney?
Currently, May is the cheapest month in which you can book a flight from Ireland to Sydney (average of £985). Flying from Ireland to Sydney in July is currently the most expensive (average of £1,709). 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

Bondi Beach

Coogee

Manly

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Top 10 airlines flying from Ireland to Sydney

Airline	Cheapest	Average	Flexibility	On-time
SWISS	Cheapest£620	Average£821	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
China Eastern	Cheapest£667	Average£1,136	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Lufthansa	Cheapest£669	Average£856	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£703	Average£1,020	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Turkish Airlines	Cheapest£789	Average£1,027	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Air France	Cheapest£818	Average£1,019	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Etihad Airways	Cheapest£903	Average£1,267	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Qatar Airways	Cheapest£927	Average£1,244	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Finnair	Cheapest£956	Average£1,158	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
United Airlines	Cheapest£962	Average£1,017	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Ireland today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to Sydney from £469

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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Sydney

Keep the following information in mind while searching for Ireland to Sydney flight deals. Data was last updated 11 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Sydney

Cheapest flights from Ireland to SydneyExplore the most affordable flight options available from Ireland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Explore the most affordable flight options available from Ireland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Sydney that are best for you.

Best time to book a flight from Ireland to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Sydney

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

What is the cheapest time of day to fly from IE to SYD?

Find hourly flight availability from Ireland to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

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 11 July 2025.

See what other customers who have flown with Emirates, Finnair, andSWISS from Ireland to Sydney have to say. 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.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Sydney. 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 into for flights to Sydney from Ireland?

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

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

How can I find direct flights from Ireland to Sydney?

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

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

Travelling to a place near Ireland?

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.

Alternative routes for Ireland to Sydney

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

Top 10 airlines flying from Ireland to Sydney

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 Ireland to Sydney?

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

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

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

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Cheapest flights from Ireland to Sydney
Explore the most affordable flight options available from Ireland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.