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Cheap flights from Dublin to Sydney from $640

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 7/3. 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
06:15 - 20:50
DUB
-
SYD
27h 35m
2 stops
Multiple Airlines Logo
22:20 - 17:45
SYD
-
DUB
30h 25m
2 stops
$1,669Multiple Airlines
Sun, 8 Mar - Sun, 15 Mar
Multiple Airlines Logo
16:20 - 10:25
DUB
-
SYD
31h 05m
2 stops
Multiple Airlines Logo
21:15 - 21:10
SYD
-
DUB
34h 55m
3 stops
$1,673Multiple Airlines
Mon, 9 Mar - Mon, 16 Mar
Multiple Airlines Logo
08:05 - 17:55
DUB
-
SYD
22h 50m
1 stop
Multiple Airlines Logo
21:30 - 23:05
SYD
-
DUB
36h 35m
2 stops
$1,676Multiple Airlines
Thu, 12 Mar - Wed, 18 Mar
Multiple Airlines Logo
18:20 - 20:10
DUB
-
SYD
40h 50m
2 stops
Multiple Airlines Logo
21:55 - 18:20
SYD
-
DUB
29h 25m
2 stops
$1,678Multiple Airlines
Mon, 11 May - Mon, 1 Jun
Multiple Airlines Logo
16:30 - 06:15
DUB
-
SYD
50h 45m
3 stops
Multiple Airlines Logo
07:15 - 15:30
SYD
-
DUB
43h 15m
3 stops
$1,680Multiple Airlines
Mon, 23 Feb - Mon, 9 Mar
Multiple Airlines Logo
13:10 - 22:30
DUB
-
SYD
22h 20m
1 stop
Multiple Airlines Logo
08:55 - 09:15
SYD
-
DUB
35h 20m
2 stops
$1,681Multiple Airlines
Tue, 10 Mar - Tue, 17 Mar
Multiple Airlines Logo
16:30 - 06:15
DUB
-
SYD
50h 45m
3 stops
Multiple Airlines Logo
07:15 - 15:30
SYD
-
DUB
43h 15m
3 stops
$1,683Multiple Airlines
Mon, 23 Feb - Mon, 9 Mar
Multiple Airlines Logo
08:05 - 06:35
DUB
-
SYD
35h 30m
1 stop
Multiple Airlines Logo
21:25 - 17:10
SYD
-
DUB
54h 45m
2 stops
$1,684Multiple Airlines
Sat, 7 Mar - Sat, 14 Mar
China Eastern Logo
08:55 - 12:35
DUB
-
SYD
42h 40m
2 stops
China Eastern Logo
20:30 - 08:20
SYD
-
DUB
44h 50m
2 stops
$1,686China Eastern
Fri, 15 May - Wed, 10 Jun
Multiple Airlines Logo
10:40 - 06:05
DUB
-
SYD
58h 25m
3 stops
Multiple Airlines Logo
21:05 - 23:05
SYD
-
DUB
35h 00m
2 stops
$1,688Multiple Airlines
Fri, 10 Apr - Fri, 1 May

China Eastern flights from Dublin to Sydney

Our best China Eastern deals on Dublin to Sydney flight tickets
China Eastern
15 May
DUB08:55Dublin
42h 40m
2 stops
SYD12:35Sydney Kingsford Smith
10 June
SYD20:30Sydney Kingsford Smith
44h 50m
2 stops
DUB08:20Dublin
$1,686
China Eastern
15 May
DUB08:55Dublin
42h 40m
2 stops
SYD12:35Sydney Kingsford Smith
10 June
SYD20:30Sydney Kingsford Smith
34h 55m
2 stops
DUB22:25Dublin
$1,690
China Eastern
11 Mar
DUB06:00Dublin
44h 35m
2 stops
SYD13:35Sydney Kingsford Smith
21 Mar
SYD21:30Sydney Kingsford Smith
60h 25m
2 stops
DUB22:55Dublin
$1,706

Etihad Airways flights from Dublin to Sydney

Our best Etihad Airways deals on Dublin to Sydney flight tickets
Etihad Airways
7 Mar
DUB08:05Dublin
35h 30m
1 stop
SYD06:35Sydney Kingsford Smith
12 Mar
SYD21:45Sydney Kingsford Smith
31h 30m
1 stop
DUB18:15Dublin
$1,681
Etihad Airways
22 Feb
DUB08:05Dublin
22h 50m
1 stop
SYD17:55Sydney Kingsford Smith
7 Mar
SYD21:45Sydney Kingsford Smith
31h 30m
1 stop
DUB18:15Dublin
$1,694
Etihad Airways
9 Mar
DUB08:05Dublin
22h 50m
1 stop
SYD17:55Sydney Kingsford Smith
16 Mar
SYD21:45Sydney Kingsford Smith
31h 30m
1 stop
DUB18:15Dublin
$1,696

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 8 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

Sun 8/3

06:15-20:50

2 stops27h 35m

Sydney Kingsford Smith

Sun 15/3

22:20-17:45

2 stops30h 25m

$1,668

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 9/3

16:20-10:25

2 stops31h 05m

Sydney Kingsford Smith

Mon 16/3

21:15-21:10

3 stops34h 55m

$1,673

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 12/3

08:05-17:55

1 stop22h 50m

Sydney Kingsford Smith

Wed 18/3

21:30-23:05

2 stops36h 35m

$1,676

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 11/5

18:20-20:10

2 stops40h 50m

Sydney Kingsford Smith

Mon 1/6

21:55-18:20

2 stops29h 25m

$1,678

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 23/2

16:30-06:15

3 stops50h 45m

Sydney Kingsford Smith

Mon 9/3

07:15-15:30

3 stops43h 15m

$1,680

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 10/3

13:10-22:30

1 stop22h 20m

Sydney Kingsford Smith

Tue 17/3

08:55-09:15

2 stops35h 20m

$1,681

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 23/2

16:30-06:15

3 stops50h 45m

Sydney Kingsford Smith

Mon 9/3

07:15-15:30

3 stops43h 15m

$1,683

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sat 7/3

08:05-06:35

1 stop35h 30m

Sydney Kingsford Smith

Sat 14/3

21:25-17:10

2 stops54h 45m

$1,684

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

08:55-12:35

2 stops42h 40m

Sydney Kingsford Smith

Wed 10/6

20:30-08:20

2 stops44h 50m

$1,686

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 10/4

10:40-06:05

3 stops58h 25m

Sydney Kingsford Smith

Fri 1/5

21:05-23:05

2 stops35h 00m

$1,688

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 $1,828. 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 $1,842.

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 $2,139 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 $1,827 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 5% 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

26h 35m

Direct flights

None
The fastest flight from Dublin to Sydney takes 26h 35m
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 26h 35m.

  • 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 $1,581Free cancellationRating
7.3
1,389 reviews
Search Etihad Airways flights
EmiratesPriceFrom $1,766Free cancellationRating
8.1
3,514 reviews
Search Emirates flights
Qatar AirwaysPriceFrom $1,847Free cancellationRating
7.4
3,730 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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