Cheap flights from Sydney to Dublin from $507

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DUB
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Dublin
Explore the most affordable flight options available from Sydney to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 December 2025.

Wed 31/1220:40SYD - DUB
2 stops37h 05mMultiple Airlines
Wed 21/111:45DUB - SYD
2 stops40h 45mMultiple Airlines
Deal found 26/12$2,237
Tue 30/1220:40SYD - DUB
2 stops49h 20mMultiple Airlines
Tue 20/111:45DUB - SYD
2 stops40h 45mMultiple Airlines
Deal found 26/12$2,289
Tue 30/1221:10SYD - DUB
1 stop32h 45mEmirates
Tue 20/120:50DUB - SYD
1 stop34h 45mEmirates
Deal found 27/12$2,423
Tue 30/1220:40SYD - DUB
2 stops49h 20mMultiple Airlines
Sun 25/116:30DUB - SYD
3 stops50h 45mMultiple Airlines
Deal found 28/12$2,558
Wed 31/1214:30SYD - DUB
2 stops33h 10mMultiple Airlines
Wed 7/109:05DUB - SYD
2 stops41h 30mMultiple Airlines
Deal found 28/12$2,680
Tue 30/1219:00SYD - DUB
2 stops28h 35mQatar Airways
Tue 20/121:20DUB - SYD
1 stop22h 30mQatar Airways
Deal found 27/12$2,742
Sun 28/1220:40SYD - DUB
2 stops35h 25mMultiple Airlines
Thu 1/106:05DUB - SYD
3 stops41h 20mMultiple Airlines
Deal found 27/12$2,780

Find flight deals from Sydney to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 December 2025.

Round-trip from

$2,039

One-way from

$507

Popular in

December

Cheapest in

October

Average price

$2,801
Air Canada
  • Air Canada
  • 5/3-18/3
  • 6 total stops
  • 87h 05m total
  • Sydney to Dublin
15/1
  • 15/1
  • 3 total stops
  • 56h 30m total
  • Sydney to Dublin
Highest demand for flights based on searches. 10% potential increase in price ($389 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($92 potential savings vs. average return price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Dublin 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, Cheapflights users made 647,157 searches. Data last updated 28 December 2025.
Use the filters below to find and compare flights from Sydney to Dublin that are best for you.

Fly from

Sydney

Fly to

Dublin

Route

Depart

Return

Price

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Tue 17/2

15:50-06:00

1 stop25h 10m

Dublin

Thu 26/2

07:45-22:30

2 stops27h 45m

$2,040

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-14:35

2 stops33h 30m

Dublin

Tue 21/4

15:45-06:05

2 stops29h 20m

$2,080

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-17:30

2 stops36h 25m

Dublin

Mon 20/4

15:45-06:05

2 stops29h 20m

$2,080

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-14:35

2 stops33h 30m

Dublin

Sun 19/4

13:00-06:05

2 stops32h 05m

$2,083

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 4/4

15:35-10:15

2 stops28h 40m

Dublin

Thu 16/4

15:45-06:05

2 stops29h 20m

$2,109

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 4/4

15:35-10:15

2 stops28h 40m

Dublin

Mon 20/4

15:45-06:05

2 stops29h 20m

$2,109

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Wed 1/4

15:05-09:45

2 stops28h 40m

Dublin

Sat 18/4

10:05-06:05

2 stops35h 00m

$2,129

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Fri 24/4

14:50-13:30

1 stop31h 40m

Dublin

Sat 6/6

20:45-06:15

1 stop24h 30m

$2,134

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Sat 4/4

15:35-10:15

2 stops28h 40m

Dublin

Sat 18/4

10:05-06:05

2 stops35h 00m

$2,159

SydneyDublin

SYD - DUB

SYDDUB

Sydney Kingsford Smith

Mon 20/4

12:45-10:25

3 stops30h 40m

Dublin

Sat 25/4

17:20-06:45

2 stops28h 25m

$2,179

Flights are sorted by cheapest return flights first.

Deals found on 27/12

Showing 1-10 of 21 results
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Best time to book a flight from Sydney to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Dublin

How far ahead should I book a flight from Sydney to Dublin?

Use this chart to determine the optimal time to book a return flight from Sydney to Dublin. Price data was last updated on 26 December 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Dublin, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Sydney to Dublin?

Currently, November is the cheapest month in which you can book a flight from Sydney to Dublin (average of $1,415). Flying from Sydney to Dublin in December is currently the most expensive (average of $1,850). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to DUB?

Find hourly flight availability from Sydney to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 December 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 12% on flights from Sydney to Dublin by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Sydney to Dublin?

Use this chart to determine the cheapest time to fly return from Sydney to Dublin. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Sydney to Dublin flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Sydney to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated 28 December 2025.
Check out reviews from past customers who have flown with Emirates, Qantas Airways, andQatar Airways from Sydney to Dublin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Related info for your journey

Find useful and relevant information for your journey from Sydney to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Sydney to Dublin?

    For as low as $2,088, British Airways can have you in Dublin from Sydney in 34h 10m. There are 17201 km between Sydney and Dublin. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Sydney to Dublin round-trip?

    According to our current data, Hainan Airlines ($1,332), Japan Airlines ($1,338), and Lufthansa ($1,423) offers the cheapest pricing from Sydney to Dublin. Hainan Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Sydney to Dublin one-way?

    For one-way options, check prices for Etihad Airways. According to our data, you can fly for as low as $704. Users have also found prices from $730 and $832 on British Airways and Japan Airlines, respectively.

  • Where are the most common stopover locations when flying from Sydney to Dublin?

  • What are some popular things to do or see while on a stopover in Dubai?

    Dubai Mall, Burj Khalifa, and Gold Souq are the most popular attractions in Dubai if you're in need of something to do during your stopover. Those on a stopover in Dubai interested in visiting Dubai Mall, Burj Khalifa, or Gold Souq can do so by traveling 10.5 km, 11.0 km, and 6.8 km, respectively from Dubai Intl. Those landing in Dubai looking to spend some time exploring during their stopover can hire a car for about $43 per day.

  • Where are the least popular stopover locations for Sydney to Dublin flights?

  • Can I find deals for flights from Sydney to Dublin that include hotel bookings?

    Yes. In addition to deals on Sydney to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Dublin.

  • Can I find deals for business class flights from Sydney to Dublin?

    Yes. Cheapflights offers flight deals from Sydney to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to Dublin?

    Currently, November is the cheapest month in which you can book a flight from Sydney to Dublin (average of $1,415). Flying from Sydney to Dublin in December is currently the most expensive (average of $1,850). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly from Sydney to Dublin on these airlines

Choose from the following airlines for your flight from Sydney to Dublin. Flights are based on user searches made on Cheapflights and were last updated on 28 December 2025.

Top 10 airlines flying from Sydney to Dublin

Discover the top 10 airlines that operate flights from Sydney to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 28 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$1,332Average$1,967FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Japan AirlinesCheapest$1,338Average$1,724FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapest$1,459Average$1,874FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest$1,478Average$1,970FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air CanadaCheapest$1,481Average$1,602FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
SWISSCheapest$1,491Average$1,731FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest$1,504Average$1,827FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China EasternCheapest$1,542Average$1,887FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Qatar AirwaysCheapest$1,635Average$2,137FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest$1,655Average$1,945FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Dublin?

Deals for Sydney to Dublin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Dublin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Dublin.

Can Cheapflights find flights from Sydney to Dublin with no change fees?

Yes! Cheapflights helps users easily find flights from Sydney to Dublin with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to Dublin become cheaper?

Not ready to book yet? You can track prices for flights from Sydney to Dublin on Cheapflights with our Price Alert feature and get notified when better prices are available.

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