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 £758. Etihad Airways flights start at £823 while deals on Qatar Airways start at £852 one-way.

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 52% 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 £1,133 1-2 weeks out and tickets from £1,485 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 £1,180 on average during March, but can be found for as low as £755.

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.

£1,015+ Flights from Ireland to Sydney

Cheap flight deals from Ireland to Sydney

Round-trip from	£889
One-way from	£758
Popular in	December
Cheapest in	March
Average price	£1,135

SWISS
5/6-30/6
4 total stops
73h 15m total
Ireland to Sydney

Search Deals

Lufthansa
15/8
2 total stops
40h 35m total
Ireland to Sydney

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£134 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 April 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 24 April 2025.

Thu 5/613:00DUB - SYD

2 stops32h 10mSWISS

Tue 24/614:05SYD - DUB

2 stops31h 05mSWISS

Deal found 24/4£889

Thu 5/606:15DUB - SYD

3 stops42h 40mMultiple Airlines

Thu 12/621:00SYD - DUB

3 stops34h 30mMultiple Airlines

Deal found 23/4£894

Wed 21/510:55DUB - SYD

2 stops33h 25mBritish Airways

Sat 21/614:40SYD - DUB

2 stops27h 55mBritish Airways

Deal found 24/4£911

Tue 23/909:00DUB - SYD

2 stops36h 10mLufthansa

Fri 31/1016:10SYD - DUB

2 stops41h 30mLufthansa

Deal found 24/4£912

Mon 29/916:55DUB - SYD

2 stops41h 05mTurkish Airlines

Tue 14/1021:55SYD - DUB

2 stops45h 40mTurkish Airlines

Deal found 24/4£972

Sat 1/1114:10DUB - SYD

2 stops30h 15mQatar Airways

Sat 15/1115:50SYD - DUB

1 stop25h 10mQatar Airways

Deal found 23/4£974

Fri 23/518:00DUB - SYD

2 stops27h 40mFinnair

Thu 5/610:20SYD - DUB

2 stops31h 40mFinnair

Deal found 23/4£977

Sun 21/909:05DUB - SYD

1 stop22h 50mEtihad Airways

Sun 19/1016:40SYD - DUB

1 stop24h 30mEtihad Airways

Deal found 23/4£990

Tue 3/620:45DUB - SYD

2 stops51h 35mXiamenAir

Fri 27/611:25SYD - DUB

2 stops62h 15mXiamenAir

Deal found 23/4£1,011

Mon 12/513:20DUB - SYD

2 stops30h 50mKLM

Fri 5/910:20SYD - DUB

2 stops31h 00mKLM

Deal found 23/4£1,020

Thu 2/1011:35DUB - SYD

2 stops34h 20mUnited Airlines

Thu 16/1011:20SYD - DUB

2 stops29h 50mUnited Airlines

Deal found 24/4£1,074

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 24 April 2025.

Thu 5/608:40DUB - SYD

2 stops36h 30mSWISS

Mon 30/614:05SYD - DUB

2 stops36h 45mSWISS

Deal found 24/4£889

Thu 5/606:15DUB - SYD

3 stops42h 40mMultiple Airlines

Thu 12/621:00SYD - DUB

3 stops34h 30mMultiple Airlines

Deal found 23/4£894

Wed 21/510:55DUB - SYD

2 stops33h 25mBritish Airways

Sat 21/614:40SYD - DUB

2 stops27h 55mBritish Airways

Deal found 24/4£911

Tue 23/909:00DUB - SYD

2 stops36h 10mLufthansa

Fri 31/1016:10SYD - DUB

2 stops41h 30mLufthansa

Deal found 24/4£912

Mon 29/916:55DUB - SYD

2 stops41h 05mTurkish Airlines

Tue 14/1021:55SYD - DUB

2 stops45h 40mTurkish Airlines

Deal found 24/4£972

Fri 23/518:00DUB - SYD

2 stops27h 40mFinnair

Thu 5/610:20SYD - DUB

2 stops31h 40mFinnair

Deal found 23/4£977

Sun 21/909:05DUB - SYD

1 stop22h 50mEtihad Airways

Sun 19/1016:40SYD - DUB

1 stop24h 30mEtihad Airways

Deal found 23/4£990

Tue 3/620:45DUB - SYD

2 stops51h 35mXiamenAir

Fri 27/611:25SYD - DUB

2 stops62h 15mXiamenAir

Deal found 23/4£1,011

Thu 5/608:15DUB - SYD

1 stop23h 55mQatar Airways

Thu 12/612:00SYD - DUB

2 stops27h 45mQatar Airways

Deal found 23/4£1,018

Mon 12/513:20DUB - SYD

2 stops30h 50mKLM

Fri 5/910:20SYD - DUB

2 stops31h 00mKLM

Deal found 23/4£1,020

Thu 2/1011:35DUB - SYD

2 stops34h 20mUnited Airlines

Thu 16/1011:20SYD - DUB

2 stops29h 50mUnited Airlines

Deal found 24/4£1,074

Last-minute flights from Ireland to Sydney
Discover last-minute flight deals from Ireland to Sydney. Data last updated 24 April 2025 and is based on user searches.

Fri 25/417:20DUB - SYD

2 stops31h 00mXiamenAir

Mon 12/511:25SYD - DUB

2 stops44h 00mXiamenAir

Deal found 23/4£1,469

Tue 29/416:55DUB - SYD

2 stops41h 05mMultiple Airlines

Mon 26/510:20SYD - DUB

2 stops32h 15mMultiple Airlines

Deal found 23/4£1,119

Thu 1/512:45DUB - SYD

2 stops31h 35mBritish Airways

Thu 22/514:40SYD - DUB

2 stops27h 20mBritish Airways

Deal found 24/4£1,053

Sun 4/508:15DUB - SYD

1 stop23h 55mQatar Airways

Mon 19/520:45SYD - DUB

1 stop43h 00mQatar Airways

Deal found 24/4£1,142

Sun 4/512:30DUB - SYD

2 stops33h 25mUnited Airlines

Mon 19/510:20SYD - DUB

2 stops30h 00mUnited Airlines

Deal found 23/4£1,234

Sun 4/517:20DUB - SYD

3 stops28h 50mKLM

Mon 19/510:10SYD - DUB

3 stops33h 15mKLM

Deal found 23/4£1,316

Fri 9/509:05DUB - SYD

1 stop23h 55mMultiple Airlines

Thu 22/513:30SYD - DUB

2 stops26h 40mMultiple Airlines

Deal found 24/4£918

Sat 10/512:30DUB - SYD

2 stops33h 25mUnited Airlines

Wed 14/510:20SYD - DUB

2 stops30h 00mUnited Airlines

Deal found 24/4£1,074

Mon 12/513:20DUB - SYD

2 stops30h 50mKLM

Fri 5/910:20SYD - DUB

2 stops31h 00mKLM

Deal found 23/4£1,020

Wed 14/517:45DUB - SYD

2 stops31h 35mLufthansa

Wed 3/918:05SYD - DUB

2 stops58h 10mLufthansa

Deal found 24/4£1,066

Thu 15/514:20DUB - SYD

1 stop22h 45mEmirates

Tue 9/921:10SYD - DUB

1 stop24h 05mEmirates

Deal found 24/4£1,543

Fri 16/509:05DUB - SYD

1 stop22h 50mEtihad Airways

Tue 9/921:30SYD - DUB

1 stop42h 40mEtihad Airways

Deal found 24/4£1,009

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 24 April 2025.

Fri 15/817:40DUB - SYD

2 stops40h 35mLufthansa

Deal found 24/4£758

Fri 15/809:05DUB - SYD

1 stop22h 50mEtihad Airways

Deal found 24/4£823

Wed 15/1008:15DUB - SYD

1 stop23h 55mQatar Airways

Deal found 24/4£852

Sat 9/819:00DUB - SYD

2 stops25h 55mMultiple Airlines

Deal found 24/4£879

Fri 15/817:20DUB - SYD

3 stops28h 10mKLM

Deal found 24/4£937

Thu 17/713:35DUB - SYD

2 stops31h 30mTurkish Airlines

Deal found 24/4£1,040

Thu 14/822:05DUB - SYD

1 stop39h 00mEmirates

Deal found 24/4£1,728

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

Thu 5/6

13:00-06:10

2 stops32h 10m

Sydney Kingsford Smith

Tue 24/6

14:05-12:10

2 stops31h 05m

£889

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 5/6

06:15-09:55

3 stops42h 40m

Sydney Kingsford Smith

Thu 12/6

21:00-22:30

3 stops34h 30m

£894

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 21/5

10:55-05:20

2 stops33h 25m

Sydney Kingsford Smith

Sat 21/6

14:40-09:35

2 stops27h 55m

£911

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 23/9

05:55-06:10

2 stops39h 15m

Sydney Kingsford Smith

Sat 1/11

19:10-22:40

2 stops62h 30m

£912

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 29/9

16:55-19:00

2 stops41h 05m

Sydney Kingsford Smith

Tue 14/10

21:55-09:35

2 stops45h 40m

£972

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 23/5

18:00-06:40

2 stops27h 40m

Sydney Kingsford Smith

Thu 5/6

10:20-09:00

2 stops31h 40m

£977

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 21/9

09:05-16:55

1 stop22h 50m

Sydney Kingsford Smith

Sun 19/10

16:40-07:10

1 stop24h 30m

£990

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 3/6

20:45-09:20

2 stops51h 35m

Sydney Kingsford Smith

Fri 27/6

11:25-16:40

2 stops62h 15m

£1,011

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 5/6

08:15-17:10

1 stop23h 55m

Sydney Kingsford Smith

Thu 12/6

12:00-06:45

2 stops27h 45m

£1,018

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 12/5

13:20-05:10

2 stops30h 50m

Sydney Kingsford Smith

Fri 5/9

10:20-08:20

2 stops31h 00m

£1,020

Flights are sorted by cheapest return flights first.

Deals found on 24/4

Showing 1-10 of 18 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 £1,726). 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.

Rainfall in Sydney by month

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.

Temperature in Sydney by month

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).

Reviews of airlines servicing Sydney

Get a feel of what it's like to fly with Emirates, KLM and Finnair from Ireland to Sydney by reading reviews from past customers. 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

8.0

Very Good

3,206 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Emirates

8.0

Very Good

3,206 reviews

Emirates

8.0

Very Good

3,206 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

KLM

7.8

Good

1,333 reviews

Emirates

8.0

Very Good

3,206 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Finnair

7.6

Good

1,272 reviews

Emirates

8.0

Very Good

3,206 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

SWISS

7.5

Good

1,582 reviews

Emirates

8.0

Very Good

3,206 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

Qatar Airways

7.4

Good

3,560 reviews

Emirates

8.0

Very Good

3,206 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

DXB - BCN

One person Mr Chopra was great. Constantly trying to manage a lot with a smile. Others not so great. The forgot meals on some tables. Service delayed. Experience is going down a bit.

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 £758. Etihad Airways flights start at £823 while deals on Qatar Airways start at £852 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 £1,726). 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£633	Average£835	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
China Eastern	Cheapest£681	Average£1,170	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Lufthansa	Cheapest£706	Average£924	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Turkish Airlines	Cheapest£804	Average£998	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
British Airways	Cheapest£825	Average£1,053	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air France	Cheapest£835	Average£1,042	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Finnair	Cheapest£926	Average£1,221	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Qatar Airways	Cheapest£972	Average£1,373	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
United Airlines	Cheapest£983	Average£1,036	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Etihad Airways	Cheapest£993	Average£1,493	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways 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 £758

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 15/8. 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 24 April 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 24 April 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 24 April 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 24 April 2025.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

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 24 April 2025.

Get a feel of what it's like to fly with Emirates, KLM and Finnair from Ireland to Sydney by reading reviews from past customers. 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 24 April 2025.