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Cheap Flights from Sydney to Dublin

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Reverse direction: DUB to SYD
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EY Return flights from $1,568
Dep. Sat 24 OctRet. Sat 07 Nov$1,568
Dep. Tue 27 OctRet. Mon 09 Nov$1,568
EYShow more Flights
Dep. Sun 18 OctRet. Wed 04 Nov$1,581
Dep. Mon 09 NovRet. Sun 29 Nov$1,587
Dep. Fri 13 NovRet. Fri 27 Nov$1,587
Dep. Sat 10 OctRet. Sat 31 Oct$1,599
Dep. Sun 18 OctRet. Sun 08 Nov$1,604
Dep. Sun 18 OctRet. Wed 11 Nov$1,604
Dep. Thu 13 AugRet. Mon 24 Aug$1,658
Dep. Thu 13 AugRet. Wed 26 Aug$1,682
Dep. Thu 13 AugRet. Mon 31 Aug$1,682
Dep. Tue 18 AugRet. Mon 31 Aug$1,682
Dep. Thu 06 AugRet. Thu 20 Aug$1,691
Dep. Thu 06 AugRet. Mon 17 Aug$1,697
Dep. Fri 21 AugRet. Fri 28 Aug$1,715
Dep. Thu 06 AugRet. Wed 19 Aug$1,722
Dep. Tue 24 NovRet. Tue 08 Dec$1,730
Dep. Sun 18 OctRet. Tue 03 Nov$1,767
Dep. Mon 12 AprRet. Wed 28 Apr$1,886
Dep. Thu 06 AugRet. Wed 12 Aug$1,962
Dep. Sun 27 SepRet. Sun 11 Oct$2,074
Dep. Tue 04 AugRet. Mon 17 Aug$2,101
Dep. Mon 03 AugRet. Mon 17 Aug$2,101
Dep. Tue 04 AugRet. Wed 19 Aug$2,101
Dep. Thu 30 JulRet. Mon 17 Aug$2,119
Dep. Mon 27 JulRet. Mon 17 Aug$2,119
Dep. Sun 02 AugRet. Mon 17 Aug$2,122
Dep. Mon 27 JulRet. Mon 10 Aug$2,308
Dep. Thu 30 JulRet. Mon 10 Aug$2,308
Dep. Thu 30 JulRet. Wed 12 Aug$2,308
Dep. Thu 30 JulRet. Fri 14 Aug$2,344
Dep. Mon 27 JulRet. Thu 27 Aug$2,350
Dep. Wed 29 JulRet. Fri 14 Aug$2,389
Dep. Mon 27 JulRet. Fri 14 Aug$2,437
Dep. Wed 05 AugRet. Fri 14 Aug$2,499
Dep. Tue 28 JulRet. Mon 10 Aug$2,523
Dep. Tue 28 JulRet. Wed 12 Aug$2,523
Dep. Mon 07 DecRet. Mon 28 Dec$2,553
Dep. Tue 28 JulRet. Fri 14 Aug$2,559

Prices are from searches made in the last 24 hours and current prices may differ.

Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to Dublin from Australia and flights to Ireland. Maybe a different destination? Here are all the flights from Sydney


Cheapest Time of Year to Fly from Sydney to Dublin

Return fares from Sydney to Dublin by month, based on the cheapest return airfares found for each month.

Aug 2026
$1,093
Sep 2026
$1,574
Oct 2026
$1,390
Nov 2026
$1,292
Feb 2027
$1,299
Mar 2027
$1,786
Apr 2027
$2,248
May 2027
$1,952

The cheapest month to fly to Dublin is August 2026, with return fares from $1,093 — 51% cheaper than the most expensive month (April 2027, from $2,248).

When Should You Fly to Dublin?

Based on the fares we've tracked, August is typically the cheapest month to fly to Dublin, with return fares from $1,093. April is the most expensive month, with the cheapest return fares around $2,248.

Across the year, return fares to Dublin average around $1,579. If you can travel in the off-peak months of August, November and February, you'll generally pay up to 31% less than the yearly average.


Cheapest Sydney to Dublin Return Prices

These are the cheapest prices for Sydney to Dublin return airfares.

August 2026
$1,093
September 2026
$1,574
October 2026
$1,390
November 2026
$1,292
February 2027
$1,299
March 2027
$1,786
April 2027
$2,248
May 2027
$1,952

Average Sydney to Dublin Return Prices

These are the average prices for Sydney to Dublin return airfares.

August 2026
$2,536
September 2026
$2,693
October 2026
$2,472
November 2026
$2,285
December 2026
$3,640
January 2027
$3,744
February 2027
$2,397
March 2027
$2,473
April 2027
$2,942
May 2027
$2,523

Frequently Asked Questions about flying from Sydney to Dublin

When is the cheapest time to travel from Sydney to Dublin?

The cheapest month to travel is typically August.

How much do return flights from Sydney to Dublin cost?

The best price we found for a return flight from Sydney to Dublin is $1133.

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

Currently, the cheapest date for a return flight from Sydney to Dublin is 30 July 2026.

What is the cheapest airline that flys from Sydney to Dublin?

Currently, the cheapest airline that flys from Sydney to Dublin is China Eastern.

How long does a direct flight from Sydney to Dublin take?

We were not able to find any direct flights to Dublin.

What is the IATA airport code for Dublin?

The IATA code for Dublin is DUB. It is located in Ireland at coordinates 53.42729, -6.24342.

When should you book flights to Dublin?

From our data, you should book flights to Dublin 60 days out.


How I Want That Flight can help you

What's the benefit of using I Want That Flight for my Sydney to Dublin flight?

Think of us as your personal shortcut to a great deal. Instead of you opening fifty different tabs, we instantly cross-check rates across heaps of airlines and booking sites to score you the sweet spot on pricing. Millions of holidaymakers count on us every year to get them airborne, so you're running with a pretty savvy crowd.

Can you sort me out with direct flights from Sydney to Dublin?

100%. As soon as the page finishes loading your options, hit the "Direct" filter. The layovers will vanish, leaving you with only the non-stop routes.

How does I Want That Flight find me the best Sydney to Dublin flights?

Once you punch your details into our search tool, we unlock all kinds of handy tricks to map out your journey. We’ll map out the most budget-friendly calendar dates and takeoff slots, and let you slice and dice the data until you pinpoint the exact itinerary that works for you.

I'm still in the planning phase. Can you ping me if Sydney to Dublin fares drop?

No worries at all. Just kick off a quick search, drop your email into our price tracker, and we’ll send a heads-up straight to your inbox the moment the price drops.

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