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Cheap flights from Dublin to Sydney from £421

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 16/4. 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
1 adult, Economy, 0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
05:45 - 06:05
DUB
-
SYD
39h 20m
3 stops
Multiple Airlines Logo
21:05 - 16:00
SYD
-
DUB
27h 55m
2 stops
£859Multiple Airlines
Thu, 14 May - Thu, 4 Jun
Turkish Airlines Logo
05:45 - 19:10
DUB
-
SYD
28h 25m
2 stops
Turkish Airlines Logo
21:05 - 16:00
SYD
-
DUB
27h 55m
2 stops
£860Turkish Airlines
Thu, 30 Apr - Thu, 7 May
Etihad Airways Logo
20:35 - 16:50
DUB
-
SYD
35h 15m
1 stop
Etihad Airways Logo
20:50 - 07:15
SYD
-
DUB
43h 25m
1 stop
£866Etihad Airways
Tue, 28 Apr - Tue, 5 May
Multiple Airlines Logo
05:45 - 06:05
DUB
-
SYD
39h 20m
3 stops
Multiple Airlines Logo
07:05 - 09:35
SYD
-
DUB
35h 30m
3 stops
£868Multiple Airlines
Thu, 14 May - Thu, 4 Jun
Etihad Airways Logo
09:00 - 06:10
DUB
-
SYD
36h 10m
1 stop
Etihad Airways Logo
15:40 - 19:05
SYD
-
DUB
36h 25m
1 stop
£869Etihad Airways
Fri, 1 May - Wed, 10 Jun
Turkish Airlines Logo
17:05 - 19:10
DUB
-
SYD
41h 05m
2 stops
Turkish Airlines Logo
21:05 - 16:00
SYD
-
DUB
27h 55m
2 stops
£870Turkish Airlines
Sun, 10 May - Wed, 20 May
Etihad Airways Logo
09:00 - 06:10
DUB
-
SYD
36h 10m
1 stop
Etihad Airways Logo
15:40 - 07:15
SYD
-
DUB
24h 35m
1 stop
£872Etihad Airways
Mon, 22 Jun - Sun, 12 Jul
Turkish Airlines Logo
17:05 - 19:10
DUB
-
SYD
41h 05m
2 stops
Turkish Airlines Logo
21:05 - 16:00
SYD
-
DUB
27h 55m
2 stops
£875Turkish Airlines
Sun, 10 May - Thu, 21 May
Multiple Airlines Logo
05:35 - 06:05
DUB
-
SYD
39h 30m
3 stops
Multiple Airlines Logo
07:05 - 09:35
SYD
-
DUB
35h 30m
3 stops
£877Multiple Airlines
Fri, 15 May - Wed, 10 Jun
Multiple Airlines Logo
09:00 - 06:10
DUB
-
SYD
36h 10m
1 stop
Multiple Airlines Logo
13:00 - 23:59
SYD
-
DUB
43h 59m
3 stops
£880Multiple Airlines
Mon, 20 Apr - Thu, 30 Apr

Etihad Airways flights from Dublin to Sydney

Our best Etihad Airways deals on Dublin to Sydney flight tickets
Etihad Airways
28 Apr
DUB20:35Dublin
35h 15m
1 stop
SYD16:50Sydney Kingsford Smith
5 May
SYD20:50Sydney Kingsford Smith
43h 25m
1 stop
DUB07:15Dublin
£866
Etihad Airways
1 May
DUB09:00Dublin
36h 10m
1 stop
SYD06:10Sydney Kingsford Smith
10 Jun
SYD15:40Sydney Kingsford Smith
36h 25m
1 stop
DUB19:05Dublin
£869
Etihad Airways
22 Jun
DUB09:00Dublin
36h 10m
1 stop
SYD06:10Sydney Kingsford Smith
12 Jul
SYD15:40Sydney Kingsford Smith
24h 35m
1 stop
DUB07:15Dublin
£872

United Airlines flights from Dublin to Sydney

Our best United Airlines deals on Dublin to Sydney flight tickets
United Airlines
31 Mar
DUB13:35Dublin
32h 25m
2 stops
SYD08:00Sydney Kingsford Smith
17 Apr
SYD09:30Sydney Kingsford Smith
34h 40m
2 stops
DUB11:10Dublin
£1,197
United Airlines
23 Mar
DUB10:40Dublin
33h 20m
2 stops
SYD07:00Sydney Kingsford Smith
23 Apr
SYD09:30Sydney Kingsford Smith
33h 15m
2 stops
DUB09:45Dublin
£1,202
United Airlines
29 Mar
DUB12:30Dublin
57h 30m
2 stops
SYD08:00Sydney Kingsford Smith
15 Apr
SYD09:30Sydney Kingsford Smith
54h 50m
2 stops
DUB07:20Dublin
£1,206

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 279,928 searches. Data last updated 18 March 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

Cheapest return flight

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 14/5

05:45-06:05

3 stops39h 20m

Sydney Kingsford Smith

Thu 4/6

21:05-16:00

2 stops27h 55m

£859
Fastest return journey

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 30/4

05:45-19:10

2 stops28h 25m

Sydney Kingsford Smith

Thu 7/5

21:05-16:00

2 stops27h 55m

£860

DublinSydney

DUB - SYD

DUBSYD

Dublin

Tue 28/4

20:35-16:50

1 stop35h 15m

Sydney Kingsford Smith

Tue 5/5

20:50-07:15

1 stop43h 25m

£866

DublinSydney

DUB - SYD

DUBSYD

Dublin

Thu 14/5

05:45-06:05

3 stops39h 20m

Sydney Kingsford Smith

Thu 4/6

07:05-09:35

3 stops35h 30m

£868

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 1/5

09:00-06:10

1 stop36h 10m

Sydney Kingsford Smith

Wed 10/6

15:40-19:05

1 stop36h 25m

£869

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 10/5

17:05-19:10

2 stops41h 05m

Sydney Kingsford Smith

Wed 20/5

21:05-16:00

2 stops27h 55m

£870

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 22/6

09:00-06:10

1 stop36h 10m

Sydney Kingsford Smith

Sun 12/7

15:40-07:15

1 stop24h 35m

£872

DublinSydney

DUB - SYD

DUBSYD

Dublin

Sun 10/5

17:05-19:10

2 stops41h 05m

Sydney Kingsford Smith

Thu 21/5

21:05-16:00

2 stops27h 55m

£875

DublinSydney

DUB - SYD

DUBSYD

Dublin

Fri 15/5

05:35-06:05

3 stops39h 30m

Sydney Kingsford Smith

Wed 10/6

07:05-09:35

3 stops35h 30m

£877

DublinSydney

DUB - SYD

DUBSYD

Dublin

Mon 20/4

09:00-06:10

1 stop36h 10m

Sydney Kingsford Smith

Thu 30/4

13:00-23:59

3 stops43h 59m

£880

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?

In general, May is the cheapest month to fly from Dublin to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £972. If you don’t want to visit Sydney in May, then you should wait until September to fly from Dublin, when ticket prices are also cheap, with an average price of £974.

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 £1,116 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 £983 on momondo.

How have Dublin to Sydney flight prices changed over time?

As of March 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

35h 05m

Direct flights

None
The fastest flight from Dublin to Sydney takes 35h 05m
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 straight-line distance from Dublin to Sydney Kingsford Smith is 10689.8 mi. 35h 05m is a normal flight duration for this route.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 license 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
SWISSPriceFrom £630Free CancellationRating
7.5
1,900 reviews
Search SWISS flights
LufthansaPriceFrom £659Free CancellationRating
6.8
7,858 reviews
Search Lufthansa flights
British AirwaysPriceFrom £697Free CancellationRating
6.7
7,800 reviews
Search British Airways flights
Etihad AirwaysPriceFrom £801Free CancellationRating
7.3
1,426 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom £829Free CancellationRating
7.3
4,258 reviews
Search Turkish Airlines flights
Air FrancePriceFrom £838Free CancellationRating
7.4
1,546 reviews
Search Air France flights
Qatar AirwaysPriceFrom £874Free CancellationRating
7.4
3,736 reviews
Search Qatar Airways flights
Qantas AirwaysPriceFrom £892Free CancellationRating
7.5
1,005 reviews
Search Qantas Airways flights
EmiratesPriceFrom £953Free CancellationRating
8.1
3,543 reviews
Search Emirates flights
United AirlinesPriceFrom £1,024Free CancellationRating
7.4
9,435 reviews
Search United Airlines flights

Travelling to a place near Sydney?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Sydney . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Sydney from Dublin with this policy.

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?

Yes. momondo can track prices for Dublin to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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