$617 Cheap Flights from Dublin (DUB) to Sydney (SYD)

View $617 flight on Sun, Mar 1, 2026Opens in a new window

Popular airlines from Dublin Airport (DUB) to Sydney Airport (SYD)

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Cheap Flights from Dublin to Sydney (DUB-SYD)

Prices were available within the past 7 days and start at $617 for one-way flights and $1,049 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Mar 5 - Wed, Mar 11
DUB
Dublin
SYD
Sydney
$1,049 Roundtrip, found 4 days ago
$1,049
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Mar 5 from Dublin to Sydney, returning Wed, Mar 11, priced at $1,049 found 4 days ago
Lufthansa
Tue, Feb 10 - Tue, Feb 17
DUB
Dublin
SYD
Sydney
$1,064 Roundtrip, found 6 days ago
$1,064
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Tue, Feb 10 from Dublin to Sydney, returning Tue, Feb 17, priced at $1,064 found 6 days ago
Etihad Airways
Mon, Nov 17 - Mon, Nov 24
DUB
Dublin
SYD
Sydney
$1,077 Roundtrip, found 18 hours ago
$1,077
Roundtrip
found 18 hours ago
Select Etihad Airways flight, departing Mon, Nov 17 from Dublin to Sydney, returning Mon, Nov 24, priced at $1,077 found 18 hours ago
Swiss International Air Lines
Wed, Aug 26 - Tue, Sep 1
DUB
Dublin
SYD
Sydney
$1,169 Roundtrip, found 2 days ago
$1,169
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Wed, Aug 26 from Dublin to Sydney, returning Tue, Sep 1, priced at $1,169 found 2 days ago
Lufthansa
Thu, Sep 10 - Thu, Sep 17
DUB
Dublin
SYD
Sydney
$1,187 Roundtrip, found 16 hours ago
$1,187
Roundtrip
found 16 hours ago
Select Lufthansa flight, departing Thu, Sep 10 from Dublin to Sydney, returning Thu, Sep 17, priced at $1,187 found 16 hours ago
Turkish Airlines
Thu, Jan 1 - Mon, Jan 26
DUB
Dublin
SYD
Sydney
$1,204 Roundtrip, found 2 days ago
$1,204
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Thu, Jan 1 from Dublin to Sydney, returning Mon, Jan 26, priced at $1,204 found 2 days ago
Qatar Airways
Wed, Nov 12 - Wed, Nov 19
DUB
Dublin
SYD
Sydney
$1,233 Roundtrip, found 19 hours ago
$1,233
Roundtrip
found 19 hours ago
Select Qatar Airways flight, departing Wed, Nov 12 from Dublin to Sydney, returning Wed, Nov 19, priced at $1,233 found 19 hours ago
British Airways
Wed, Nov 19 - Wed, Nov 26
DUB
Dublin
SYD
Sydney
$1,340 Roundtrip, found 17 hours ago
$1,340
Roundtrip
found 17 hours ago
Select British Airways flight, departing Wed, Nov 19 from Dublin to Sydney, returning Wed, Nov 26, priced at $1,340 found 17 hours ago
Emirates
Tue, Feb 10 - Tue, Feb 17
DUB
Dublin
SYD
Sydney
$1,381 Roundtrip, found 6 days ago
$1,381
Roundtrip
found 6 days ago
Select Emirates flight, departing Tue, Feb 10 from Dublin to Sydney, returning Tue, Feb 17, priced at $1,381 found 6 days ago
Qantas Airways
Tue, Feb 10 - Tue, Feb 17
DUB
Dublin
SYD
Sydney
$1,381 Roundtrip, found 6 days ago
$1,381
Roundtrip
found 6 days ago
Select Qantas Airways flight, departing Tue, Feb 10 from Dublin to Sydney, returning Tue, Feb 17, priced at $1,381 found 6 days ago

Find the cheapest month to fly from Dublin (DUB) to Sydney (SYD)

November is typically the cheapest month to fly

From $882 - $1,649 per traveler.

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $1,345
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $1,345

Frequently asked questions

How much does a flight from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD) cost?
Snag a cheap one-way flight from $617 or cheap return flight from $1,049 from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD)?
Traveling in March is a good way to save, as it's the cheapest month for flights between DUB and SYD. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest DUB to SYD flight.
How many flights per day from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD)?
Nonstop flights from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DUB to SYD?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD)?
To avoid potential delays on the Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD) route, aim to fly before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD) last-minute?
Booking your plane ticket from DUB to SYD just before your trip is typically more expensive. However, if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book a DUB to SYD flight and hotel package?
You can save money by booking a DUB to SYD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've chosen your ideal flights and accommodations, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Dublin Airport (DUB) to Kingsford Smith Intl. Airport (SYD)?
In most cases, you can reschedule or cancel your DUB to SYD flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Origin airport
Dublin
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, British Airways, China Eastern Airlines, Emirates, Etihad Airways, Finnair, KLM, Lufthansa, Qantas Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$1,049
Distance
10694 mi

Book with confidence

Dublin to Sydney Flights

The cheapest times to fly from Dublin to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dublin to Sydney are during the month of March. You can find some of the cheapest flights from Dublin to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dublin to Sydney

Sunday is one of the best days to book for cheap flights from Dublin to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dublin to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dublin to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $617 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dublin to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dublin to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Dublin to Sydney Flights

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*Available to One Key members.