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

Our cheapest airline available from Dublin to Sydney is Air France. Our recent data shows that you can find tickets from as low as $1,926 on this airline. Additional options worth looking into are Lufthansa and Turkish Airlines, starting at $1,949 and $1,965 round-trip. You may be able to fly from Dublin to Sydney for 23% less than the average price by searching for these airlines. Find deals

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 Lufthansa ($1,147), Air Canada ($1,286), and China Eastern ($1,296). Find deals

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

Consider Air Canada, Air France or British Airways when booking your flight. These represent the most popular airlines when flying from Dublin to Sydney.

What is the cheapest day to fly return from Dublin to Sydney?

Leaving on a Thursday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 24% on the overall cost on flights from Dublin to Sydney.

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

Find a great deal and save up to 25% by booking at least 54 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Dublin to Sydney within the next two weeks, with the cheapest ticket starting at $2,376.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, May can be a great choice for travel to Sydney. Flights to Sydney from Dublin in May are about $2,534 on average during May, but can be found for as low as $1,739.

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.

$1,114+ Flights from Dublin to Sydney

The best prices from Dublin to Sydney Kingsford Smith are usually found in May or September, booked 53 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Dublin to Sydney

Round-trip from	$1,926
One-way from	$1,114
Popular in	December
Cheapest in	May
Average price	$2,698

Air France
25/2-23/3
4 total stops
58h 40m total
Dublin to Sydney

Search Deals

12/4
3 total stops
43h 05m total
Dublin to Sydney

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($428 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($123 potential savings vs. average return price).

Search Deals

Average for round-trip flights in January 2025

Search Deals

Find flight deals from Dublin to Sydney

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 22 January 2025.

Sun 26/1005:00DUB - SYD

2 stops39h 15mLufthansa

Mon 17/1115:15SYD - DUB

2 stops30h 45mLufthansa

Deal found 21/1$1,914

Tue 25/216:40DUB - SYD

2 stops26h 50mAir France

Sun 23/311:15SYD - DUB

2 stops31h 50mAir France

Deal found 21/1$1,926

Mon 17/316:55DUB - SYD

2 stops26h 35mMultiple Airlines

Tue 1/422:05SYD - DUB

2 stops48h 30mMultiple Airlines

Deal found 21/1$1,931

Wed 29/1016:55DUB - SYD

2 stops39h 40mTurkish Airlines

Fri 14/1121:15SYD - DUB

2 stops47h 40mTurkish Airlines

Deal found 21/1$2,048

Thu 30/1013:25DUB - SYD

3 stops31h 00mKLM

Mon 17/1106:35SYD - DUB

3 stops41h 05mKLM

Deal found 21/1$2,082

Sat 1/317:50DUB - SYD

2 stops26h 05mBritish Airways

Sun 1/614:40SYD - DUB

2 stops32h 35mBritish Airways

Deal found 21/1$2,088

Sat 1/309:00DUB - SYD

2 stops37h 05mUnited Airlines

Tue 1/410:30SYD - DUB

2 stops30h 35mUnited Airlines

Deal found 21/1$2,094

Wed 19/314:10DUB - SYD

1 stop41h 40mQatar Airways

Wed 26/314:00SYD - DUB

2 stops27h 00mQatar Airways

Deal found 20/1$2,104

Sat 12/409:50DUB - SYD

2 stops36h 30mAir Canada

Tue 22/409:20SYD - DUB

2 stops40h 15mAir Canada

Deal found 21/1$2,112

Mon 10/318:40DUB - SYD

2 stops25h 35mSWISS

Sat 26/718:05SYD - DUB

2 stops56h 45mSWISS

Deal found 21/1$2,125

Mon 3/308:25DUB - SYD

1 stop35h 00mEtihad Airways

Wed 19/315:50SYD - DUB

1 stop26h 00mEtihad Airways

Deal found 21/1$2,277

Fri 19/1206:00DUB - SYD

2 stops41h 00mChina Eastern

Thu 8/112:00SYD - DUB

2 stops45h 35mChina Eastern

Deal found 21/1$2,440

Best flights from Dublin to Sydney
Discover carefully curated flight deals from Dublin to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 January 2025.

Tue 25/216:40DUB - SYD

2 stops26h 50mAir France

Sun 23/311:15SYD - DUB

2 stops31h 50mAir France

Deal found 21/1$1,926

Mon 17/316:55DUB - SYD

2 stops26h 35mMultiple Airlines

Tue 1/422:05SYD - DUB

2 stops48h 30mMultiple Airlines

Deal found 21/1$1,931

Mon 3/305:00DUB - SYD

2 stops39h 15mLufthansa

Tue 27/515:00SYD - DUB

2 stops34h 55mLufthansa

Deal found 21/1$1,949

Tue 11/214:40DUB - SYD

2 stops41h 20mTurkish Airlines

Tue 1/422:05SYD - DUB

2 stops48h 30mTurkish Airlines

Deal found 20/1$1,965

Sat 1/316:05DUB - SYD

2 stops27h 50mBritish Airways

Mon 26/514:40SYD - DUB

2 stops30h 10mBritish Airways

Deal found 20/1$2,011

Wed 5/317:25DUB - SYD

3 stops27h 00mKLM

Wed 19/311:15SYD - DUB

2 stops36h 25mKLM

Deal found 20/1$2,061

Thu 13/311:50DUB - SYD

2 stops34h 25mUnited Airlines

Thu 24/409:30SYD - DUB

2 stops30h 40mUnited Airlines

Deal found 20/1$2,075

Mon 24/307:55DUB - SYD

2 stops36h 30mQatar Airways

Mon 7/420:45SYD - DUB

1 stop43h 00mQatar Airways

Deal found 20/1$2,078

Tue 8/409:50DUB - SYD

2 stops36h 30mAir Canada

Tue 13/509:20SYD - DUB

1 stop31h 25mAir Canada

Deal found 20/1$2,115

Mon 3/308:25DUB - SYD

1 stop23h 10mEtihad Airways

Thu 29/521:30SYD - DUB

1 stop43h 05mEtihad Airways

Deal found 20/1$2,258

Fri 4/412:10DUB - SYD

2 stops45h 40mAir India

Sat 19/420:20SYD - DUB

2 stops34h 55mAir India

Deal found 20/1$2,270

Last-minute flights from Dublin to Sydney
Discover last-minute flight deals from Dublin to Sydney. Data last updated 22 January 2025 and is based on user searches.

Thu 23/120:50DUB - SYD

1 stop38h 40mQantas Airways

Wed 5/215:55SYD - DUB

2 stops30h 25mQantas Airways

Deal found 21/1$17,582

Wed 29/109:00DUB - SYD

2 stops34h 20mUnited Airlines

Fri 28/216:15SYD - DUB

2 stops49h 45mUnited Airlines

Deal found 20/1$2,080

Mon 3/213:15DUB - SYD

3 stops63h 10mMultiple Airlines

Tue 4/320:50SYD - DUB

2 stops52h 05mMultiple Airlines

Deal found 20/1$1,976

Mon 3/208:25DUB - SYD

1 stop35h 00mEtihad Airways

Tue 4/321:30SYD - DUB

1 stop44h 20mEtihad Airways

Deal found 20/1$3,133

Tue 4/217:25DUB - SYD

3 stops27h 00mKLM

Wed 19/311:15SYD - DUB

2 stops36h 25mKLM

Deal found 20/1$2,808

Tue 4/207:55DUB - SYD

2 stops27h 30mQatar Airways

Wed 19/321:40SYD - DUB

1 stop26h 00mQatar Airways

Deal found 20/1$3,019

Fri 7/209:00DUB - SYD

2 stops37h 15mUnited Airlines

Tue 11/212:10SYD - DUB

2 stops29h 50mUnited Airlines

Deal found 20/1$2,094

Tue 11/217:25DUB - SYD

3 stops27h 00mKLM

Tue 13/510:15SYD - DUB

2 stops31h 05mKLM

Deal found 20/1$2,522

Tue 11/220:50DUB - SYD

1 stop34h 45mEmirates

Tue 13/509:50SYD - DUB

2 stops35h 25mEmirates

Deal found 20/1$2,954

Fri 21/219:45DUB - SYD

3 stops50h 50mAir Canada

Sat 8/311:20SYD - DUB

2 stops53h 50mAir Canada

Deal found 21/1$2,637

Mon 24/213:20DUB - SYD

2 stops34h 05mMultiple Airlines

Wed 12/312:00SYD - DUB

2 stops33h 55mMultiple Airlines

Deal found 21/1$1,970

Mon 24/207:55DUB - SYD

2 stops36h 30mQatar Airways

Wed 12/321:40SYD - DUB

1 stop26h 00mQatar Airways

Deal found 21/1$2,120

One-way flights from Dublin to Sydney
Search for one-way flight options from Dublin to Sydney. Find affordable one-way fares based on user searches. Data last updated 22 January 2025.

Sat 12/405:50DUB - SYD

3 stops43h 05mMultiple Airlines

Deal found 21/1$1,114

Tue 17/612:10DUB - SYD

2 stops33h 05mLufthansa

Deal found 21/1$1,147

Mon 10/308:00DUB - SYD

2 stops37h 35mAir Canada

Deal found 21/1$1,286

Mon 3/313:25DUB - SYD

2 stops37h 10mChina Eastern

Deal found 21/1$1,296

Mon 16/615:55DUB - SYD

2 stops28h 15mAir France

Deal found 21/1$1,299

Mon 10/308:25DUB - SYD

1 stop23h 10mEtihad Airways

Deal found 21/1$1,307

Fri 20/612:10DUB - SYD

2 stops45h 40mAir India

Deal found 21/1$1,373

Mon 16/608:15DUB - SYD

1 stop23h 55mQatar Airways

Deal found 21/1$1,390

Fri 20/605:55DUB - SYD

3 stops39h 15mKLM

Deal found 21/1$1,626

Mon 3/313:10DUB - SYD

1 stop22h 20mEmirates

Deal found 21/1$1,838

Find flights from Dublin to Sydney within your budget

Fly from

Fly to

Route

Depart

Return

Price

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 25/2

16:40-06:30

2 stops26h 50m

Sydney Kingsford Smith

Sun 23/3

11:15-08:05

2 stops31h 50m

$1,926

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 17/3

16:55-06:30

2 stops26h 35m

Sydney Kingsford Smith

Tue 1/4

22:05-12:35

2 stops48h 30m

$1,931

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 3/3

05:00-07:15

2 stops39h 15m

Sydney Kingsford Smith

Sun 1/6

18:05-09:55

2 stops48h 50m

$1,949

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 1/3

17:50-06:55

2 stops26h 05m

Sydney Kingsford Smith

Wed 28/5

14:40-09:45

2 stops28h 05m

$2,088

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 1/3

09:00-09:05

2 stops37h 05m

Sydney Kingsford Smith

Tue 1/4

10:30-07:05

2 stops30h 35m

$2,094

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 19/3

14:10-18:50

1 stop41h 40m

Sydney Kingsford Smith

Wed 26/3

14:00-06:00

2 stops27h 00m

$2,104

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 12/4

09:50-07:20

2 stops36h 30m

Sydney Kingsford Smith

Tue 22/4

09:20-16:35

2 stops40h 15m

$2,112

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 10/3

18:40-07:15

2 stops25h 35m

Sydney Kingsford Smith

Sat 26/7

18:05-17:50

2 stops56h 45m

$2,125

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 4/3

17:25-07:25

3 stops27h 00m

Sydney Kingsford Smith

Wed 28/5

10:15-08:20

2 stops31h 05m

$2,133

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 3/3

08:25-06:25

1 stop35h 00m

Sydney Kingsford Smith

Wed 19/3

15:50-06:50

1 stop26h 00m

$2,277

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 21 results

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.

Travel insights for flights from Dublin to Sydney

Get recent, data-driven insights about flights from Dublin to Sydney including ideal travel times, pricing trends, and more.

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 53 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 $129). Flying from Dublin to Sydney in October is currently the most expensive (average of $171). 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 DUB to SYD?

A simple way to save on the total cost of your ticket is to fly from Dublin to Sydney in the afternoon. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the evening.

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

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

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

Read reviews from past customers who have flown KLM, United Airlines and Qatar Airways from Dublin to Sydney. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very Good

3,360 reviews

Check prices

Reviews

1 / 10

Overall a good experience. Can’t fault it. Good could have been a little better.

Emirates

8.1

Very Good

3,360 reviews

Emirates

8.1

Very Good

3,360 reviews

Check prices

Reviews

1 / 10

Overall a good experience. Can’t fault it. Good could have been a little better.

KLM

7.8

Good

1,341 reviews

Emirates

8.1

Very Good

3,360 reviews

Check prices

Reviews

1 / 10

Overall a good experience. Can’t fault it. Good could have been a little better.

Qatar Airways

7.5

Good

3,752 reviews

Emirates

8.1

Very Good

3,360 reviews

Check prices

Reviews

1 / 10

Overall a good experience. Can’t fault it. Good could have been a little better.

Air France

7.4

Good

1,490 reviews

Emirates

8.1

Very Good

3,360 reviews

Check prices

Reviews

1 / 10

Overall a good experience. Can’t fault it. Good could have been a little better.

United Airlines

7.4

Good

8,985 reviews

Emirates

8.1

Very Good

3,360 reviews

Check prices

Reviews

1 / 10

Overall a good experience. Can’t fault it. Good could have been a little better.

Related info for your journey

What are the cheapest airlines flying from Dublin to Sydney round-trip?
Our cheapest airline available from Dublin to Sydney is Air France. Our recent data shows that you can find tickets from as low as $1,926 on this airline. Additional options worth looking into are Lufthansa and Turkish Airlines, starting at $1,949 and $1,965 round-trip. You may be able to fly from Dublin to Sydney for 23% 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 Lufthansa ($1,147), Air Canada ($1,286), and China Eastern ($1,296).
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 $129). Flying from Dublin to Sydney in October is currently the most expensive (average of $171). 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

Parramatta

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Alternative routes for Dublin to Sydney

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Other flights to Sydney

Top 9 airlines flying from Dublin to Sydney

Airline	Cheapest	Average	Flexibility	On-time
SWISS	Cheapest$1,482	Average$1,697	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Turkish Airlines	Cheapest$1,710	Average$1,923	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Air France	Cheapest$1,816	Average$2,388	FlexibilityNo cancel fee	On-time77%	Search Air France flights
British Airways	Cheapest$1,873	Average$2,294	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Canada	Cheapest$2,106	Average$2,136	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Etihad Airways	Cheapest$2,577	Average$3,456	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Qatar Airways	Cheapest$2,850	Average$3,725	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Qantas Airways	Cheapest$2,986	Average$3,539	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Emirates	Cheapest$3,024	Average$4,003	FlexibilityNo cancel fee	On-time75%	Search Emirates flights

Fly with Cheapflights

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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Cheap flights from Dublin to Sydney from $1,114

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from Dublin to Sydney Kingsford Smith are usually found in May or September, booked 53 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Dublin to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dublin to Sydney

Cheapest flights from Dublin to SydneyExplore 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 22 January 2025.

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 22 January 2025.

Find flights from Dublin to Sydney within your budget

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.

Travel insights for flights from Dublin to Sydney

Get recent, data-driven insights about flights from Dublin to Sydney including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Dublin to Sydney. Price data was last updated on 17 January 2025.

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

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

Find hourly flight availability from Dublin 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 22 January 2025.

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

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

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

Read reviews from past customers who have flown KLM, United Airlines and Qatar Airways from Dublin to Sydney. In addition to providing an overall rating, users have also rated airlines 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 Dublin to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

How can I find direct flights from Dublin to Sydney?

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

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

Travelling to a place near Dublin?

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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.

Top 9 airlines flying from Dublin to Sydney

Fly with Cheapflights

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

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

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

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

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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 22 January 2025.