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Cheap flights from Dublin to Sydney from $685

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Sydney departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:05 - 17:55
DUB
-
SYD
22h 50m
1 stop
Multiple Airlines Logo
21:25 - 19:35
SYD
-
DUB
57h 10m
2 stops
$1,685Multiple Airlines
Thu, 19 Mar - Thu, 26 Mar
Multiple Airlines Logo
20:35 - 11:45
DUB
-
SYD
30h 10m
3 stops
Multiple Airlines Logo
10:15 - 21:40
SYD
-
DUB
44h 25m
3 stops
$1,691Multiple Airlines
Mon, 4 May - Mon, 18 May
Multiple Airlines Logo
06:25 - 19:40
DUB
-
SYD
28h 15m
2 stops
Multiple Airlines Logo
21:45 - 22:30
SYD
-
DUB
33h 45m
2 stops
$1,692Multiple Airlines
Mon, 4 May - Mon, 18 May
Multiple Airlines Logo
13:20 - 10:25
DUB
-
SYD
34h 05m
2 stops
Multiple Airlines Logo
21:15 - 19:00
SYD
-
DUB
32h 45m
3 stops
$1,694Multiple Airlines
Wed, 18 Mar - Wed, 25 Mar
Multiple Airlines Logo
17:15 - 20:50
DUB
-
SYD
40h 35m
2 stops
Multiple Airlines Logo
22:20 - 17:45
SYD
-
DUB
30h 25m
2 stops
$1,699Multiple Airlines
Sun, 1 Mar - Mon, 23 Mar
Etihad Airways Logo
08:05 - 17:55
DUB
-
SYD
22h 50m
1 stop
Etihad Airways Logo
21:45 - 18:15
SYD
-
DUB
31h 30m
1 stop
$1,701Etihad Airways
Mon, 16 Feb - Thu, 19 Feb
Etihad Airways Logo
19:50 - 17:55
DUB
-
SYD
35h 05m
1 stop
Etihad Airways Logo
21:45 - 06:25
SYD
-
DUB
43h 40m
1 stop
$1,702Etihad Airways
Tue, 17 Feb - Sat, 21 Feb
Multiple Airlines Logo
13:10 - 22:30
DUB
-
SYD
22h 20m
1 stop
Multiple Airlines Logo
21:45 - 06:25
SYD
-
DUB
43h 40m
1 stop
$1,711Multiple Airlines
Thu, 19 Feb - Mon, 23 Feb
Multiple Airlines Logo
16:20 - 08:25
DUB
-
SYD
31h 05m
2 stops
Multiple Airlines Logo
13:00 - 07:15
SYD
-
DUB
27h 15m
2 stops
$1,712Multiple Airlines
Thu, 9 Apr - Thu, 30 Apr
Multiple Airlines Logo
08:25 - 18:35
DUB
-
SYD
23h 10m
1 stop
Multiple Airlines Logo
16:35 - 06:25
SYD
-
DUB
24h 50m
1 stop
$1,715Multiple Airlines
Wed, 18 Feb - Sun, 22 Feb

Emirates flights from Dublin to Sydney

Our best Emirates deals on Dublin to Sydney flight tickets
Emirates
18 Mar
DUB20:50Dublin
34h 45m
1 stop
SYD18:35Sydney Kingsford Smith
25 Mar
SYD06:00Sydney Kingsford Smith
23h 55m
1 stop
DUB18:55Dublin
$1,786
Emirates
9 Feb
DUB20:50Dublin
34h 45m
1 stop
SYD18:35Sydney Kingsford Smith
26 Feb
SYD06:00Sydney Kingsford Smith
23h 55m
1 stop
DUB18:55Dublin
$1,868
Emirates
9 Feb
DUB13:10Dublin
42h 25m
1 stop
SYD18:35Sydney Kingsford Smith
26 Feb
SYD11:30Sydney Kingsford Smith
29h 55m
2 stops
DUB06:25Dublin
$1,960

Etihad Airways flights from Dublin to Sydney

Our best Etihad Airways deals on Dublin to Sydney flight tickets
Etihad Airways
16 Feb
DUB08:05Dublin
22h 50m
1 stop
SYD17:55Sydney Kingsford Smith
19 Feb
SYD21:45Sydney Kingsford Smith
31h 30m
1 stop
DUB18:15Dublin
$1,701
Etihad Airways
17 Feb
DUB19:50Dublin
35h 05m
1 stop
SYD17:55Sydney Kingsford Smith
21 Feb
SYD21:45Sydney Kingsford Smith
43h 40m
1 stop
DUB06:25Dublin
$1,702
Etihad Airways
2 Mar
DUB08:05Dublin
22h 50m
1 stop
SYD17:55Sydney Kingsford Smith
16 Mar
SYD16:35Sydney Kingsford Smith
24h 50m
1 stop
DUB06:25Dublin
$1,725

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Sydney 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, momondo users made 78,305 searches. Data last updated 3 February 2026.
Use the filters below to find and compare flights from Dublin to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 19/3

08:05-17:55

1 stop22h 50m

Sydney Kingsford Smith

Thu 26/3

21:25-19:35

2 stops57h 10m

$1,685

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 4/5

20:35-11:45

3 stops30h 10m

Sydney Kingsford Smith

Mon 18/5

10:15-21:40

3 stops44h 25m

$1,691

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 4/5

06:25-19:40

2 stops28h 15m

Sydney Kingsford Smith

Mon 18/5

21:45-22:30

2 stops33h 45m

$1,692

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 18/3

13:20-10:25

2 stops34h 05m

Sydney Kingsford Smith

Wed 25/3

21:15-19:00

3 stops32h 45m

$1,694

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 1/3

17:15-20:50

2 stops40h 35m

Sydney Kingsford Smith

Mon 23/3

22:20-17:45

2 stops30h 25m

$1,699

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 16/2

08:05-17:55

1 stop22h 50m

Sydney Kingsford Smith

Thu 19/2

21:45-18:15

1 stop31h 30m

$1,701

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 17/2

19:50-17:55

1 stop35h 05m

Sydney Kingsford Smith

Sat 21/2

21:45-06:25

1 stop43h 40m

$1,702

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 19/2

13:10-22:30

1 stop22h 20m

Sydney Kingsford Smith

Mon 23/2

21:45-06:25

1 stop43h 40m

$1,711

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 9/4

16:20-08:25

2 stops31h 05m

Sydney Kingsford Smith

Thu 30/4

13:00-07:15

2 stops27h 15m

$1,712

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 18/2

08:25-18:35

1 stop23h 10m

Sydney Kingsford Smith

Sun 22/2

16:35-06:25

1 stop24h 50m

$1,715

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Dublin to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sydney?

The month of March is, on average, the cheapest month to fly to Sydney from Dublin, with most prices found around $1,846. If you aren’t able to travel to Sydney during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $1,860.

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

You are more likely to see cheaper flights to Sydney from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,160 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Dublin for as low as $1,845 on momondo.

Can stopping save me money on Dublin to Sydney flights?

You could potentially save up to 28% on your flight if you consider stops on a Dublin to Sydney flight.

How have Dublin to Sydney flight prices changed over time?

As of February 2026, prices for Dublin to Sydney flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Dublin to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Sydney (DUB to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Sydney

Fastest flight time

23h 45m

Direct flights

None
The fastest flight from Dublin to Sydney takes 23h 45m
There are no direct flights from Dublin to Sydney. There are no popular flight routes from Dublin to Sydney.
Search flight deals

  • How far is Dublin to Sydney Kingsford Smith by plane?

    The distance between Dublin and Sydney Kingsford Smith is about 17203.6 km. A reasonable flight in good conditions will take 23h 45m.

  • When did momondo last update prices for flights from Dublin Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Dublin Airport to Sydney Kingsford Smith Airport were last updated today.

  • How many operators does momondo search for flights from Dublin Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Dublin Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Dublin to Sydney?

Best airlines flying from Dublin to Sydney

Compare and see reviews for airlines that fly from Dublin to Sydney with momondo
Airline
Rating
Free cancellation
Price
Etihad AirwaysPriceFrom $1,597Free cancellationRating
7.3
1,380 reviews
Search Etihad Airways flights
EmiratesPriceFrom $1,783Free cancellationRating
8.1
3,500 reviews
Search Emirates flights
Qatar AirwaysPriceFrom $1,866Free cancellationRating
7.4
3,729 reviews
Search Qatar Airways flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Leura
Manly
Coogee
Bondi Beach
Cronulla
Randwick
Charlestown
Newport
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Sydney?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Dublin.

Can I find flights from Dublin to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Dublin on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Dublin to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to Sydney.

I’m not ready to book a flight from Dublin to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Dublin and alert you when they change.

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