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Cheap flights from Dublin to Sydney from $688

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 14/3. 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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Find the cheapest flights from Dublin to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:10 - 22:30
DUB
-
SYD
22h 20m1 stop
Multiple Airlines Logo
14:00 - 19:20
SYD
-
DUB
39h 20m2 stops
$1,922Multiple Airlines
Mon, 16 Feb - Mon, 30 Mar
Multiple Airlines Logo
17:50 - 18:50
DUB
-
SYD
38h 00m2 stops
Multiple Airlines Logo
21:45 - 18:15
SYD
-
DUB
31h 30m1 stop
$1,924Multiple Airlines
Fri, 23 Jan - Thu, 19 Feb
Qatar Airways Logo
14:05 - 06:50
DUB
-
SYD
29h 45m1 stop
Qatar Airways Logo
15:50 - 06:00
SYD
-
DUB
25h 10m1 stop
$1,927Qatar Airways
Wed, 4 Mar - Sun, 8 Mar
Qatar Airways Logo
14:05 - 06:50
DUB
-
SYD
29h 45m1 stop
Qatar Airways Logo
14:50 - 13:30
SYD
-
DUB
31h 40m1 stop
$1,928Qatar Airways
Mon, 9 Mar - Fri, 24 Apr
Multiple Airlines Logo
17:10 - 06:25
DUB
-
SYD
28h 15m2 stops
Multiple Airlines Logo
21:05 - 09:35
SYD
-
DUB
45h 30m2 stops
$1,930Multiple Airlines
Sat, 30 May - Tue, 30 Jun
Multiple Airlines Logo
20:50 - 18:35
DUB
-
SYD
34h 45m1 stop
Multiple Airlines Logo
21:45 - 18:15
SYD
-
DUB
31h 30m1 stop
$1,931Multiple Airlines
Sat, 7 Feb - Sat, 14 Feb
Multiple Airlines Logo
10:40 - 06:15
DUB
-
SYD
56h 35m3 stops
Multiple Airlines Logo
12:45 - 09:40
SYD
-
DUB
31h 55m2 stops
$1,933Multiple Airlines
Tue, 27 Jan - Sat, 31 Jan
Qatar Airways Logo
20:45 - 06:15
DUB
-
SYD
24h 30m1 stop
Qatar Airways Logo
14:50 - 06:10
SYD
-
DUB
24h 20m1 stop
$1,934Qatar Airways
Sat, 30 May - Tue, 9 Jun
Multiple Airlines Logo
20:45 - 06:15
DUB
-
SYD
24h 30m1 stop
Multiple Airlines Logo
13:00 - 17:55
SYD
-
DUB
37h 55m2 stops
$1,936Multiple Airlines
Tue, 2 Jun - Wed, 10 Jun
Qatar Airways Logo
20:45 - 06:15
DUB
-
SYD
24h 30m1 stop
Qatar Airways Logo
12:00 - 06:10
SYD
-
DUB
27h 10m2 stops
$1,937Qatar Airways
Thu, 28 May - Thu, 11 Jun

Qatar Airways flights from Dublin to Sydney

Our best Qatar Airways deals on Dublin to Sydney flight tickets
Qatar Airways
4 Mar
DUB14:05Dublin
29h 45m
1 stop
SYD06:50Sydney Kingsford Smith
8 Mar
SYD15:50Sydney Kingsford Smith
25h 10m
1 stop
DUB06:00Dublin
$1,927
Qatar Airways
9 Mar
DUB14:05Dublin
29h 45m
1 stop
SYD06:50Sydney Kingsford Smith
24 Apr
SYD14:50Sydney Kingsford Smith
31h 40m
1 stop
DUB13:30Dublin
$1,928
Qatar Airways
30 May
DUB20:45Dublin
24h 30m
1 stop
SYD06:15Sydney Kingsford Smith
9 June
SYD14:50Sydney Kingsford Smith
24h 20m
1 stop
DUB06:10Dublin
$1,934

British Airways flights from Dublin to Sydney

Our best British Airways deals on Dublin to Sydney flight tickets
British Airways
30 May
DUB18:00Dublin
27h 05m
2 stops
SYD06:05Sydney Kingsford Smith
15 June
SYD14:35Sydney Kingsford Smith
27h 25m
2 stops
DUB09:00Dublin
$1,958
British Airways
30 May
DUB18:00Dublin
27h 05m
2 stops
SYD06:05Sydney Kingsford Smith
13 June
SYD14:35Sydney Kingsford Smith
28h 40m
2 stops
DUB10:15Dublin
$2,021

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 12 January 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

Mon 16/2

13:10-22:30

1 stop22h 20m

Sydney Kingsford Smith

Mon 30/3

14:00-19:20

2 stops39h 20m

$1,922

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 23/1

17:50-18:50

2 stops38h 00m

Sydney Kingsford Smith

Thu 19/2

21:45-18:15

1 stop31h 30m

$1,924

DublinSydney

DUB - SYD

DUBSYD

Dublin

Wed 4/3

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Sun 8/3

15:50-06:00

1 stop25h 10m

$1,927

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 9/3

14:05-06:50

1 stop29h 45m

Sydney Kingsford Smith

Fri 24/4

14:50-13:30

1 stop31h 40m

$1,928

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 30/5

17:10-06:25

2 stops28h 15m

Sydney Kingsford Smith

Tue 30/6

21:05-09:35

2 stops45h 30m

$1,930

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 7/2

20:50-18:35

1 stop34h 45m

Sydney Kingsford Smith

Sat 14/2

21:45-18:15

1 stop31h 30m

$1,931

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 27/1

10:40-06:15

3 stops56h 35m

Sydney Kingsford Smith

Sat 31/1

12:45-09:40

2 stops31h 55m

$1,933

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 30/5

20:45-06:15

1 stop24h 30m

Sydney Kingsford Smith

Tue 9/6

14:50-06:10

1 stop24h 20m

$1,934

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 2/6

20:45-06:15

1 stop24h 30m

Sydney Kingsford Smith

Wed 10/6

13:00-17:55

2 stops37h 55m

$1,936

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 28/5

20:45-06:15

1 stop24h 30m

Sydney Kingsford Smith

Thu 11/6

12:00-06:10

2 stops27h 10m

$1,937

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 typical price of a round-trip flight between Dublin and Sydney?

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 $1,916. 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 $1,933.

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 $2,245 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 $1,954 on momondo.

Can stopping save me money on Dublin to Sydney flights?

You could potentially save up to 18% 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 January 2026, prices for Dublin to Sydney flights are approximately 1% more expensive 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

24h 45m

Direct flights

None
The fastest flight from Dublin to Sydney takes 24h 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 24h 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 $1,659Free cancellationRating
7.3
1,367 reviews
Search Etihad Airways flights
EmiratesPriceFrom $1,852Free cancellationRating
8.1
3,464 reviews
Search Emirates flights
Qatar AirwaysPriceFrom $1,938Free cancellationRating
7.4
3,711 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
Bondi Beach
Coogee
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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