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Cheap Flights from Sydney to Dublin

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Reverse direction: DUB to SYD

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MU Return flights from £592
Dep. Mon 02 NovRet. Mon 16 Nov£592
EY,MU Return flights from £681
Dep. Mon 02 NovRet. Mon 16 Nov£681
QR Return flights from £721
Dep. Tue 09 FebRet. Mon 01 Mar£721
Dep. Wed 18 NovRet. Wed 02 Dec£728
QRShow more Flights
Dep. Mon 16 NovRet. Mon 30 Nov£728
Dep. Mon 02 NovRet. Mon 16 Nov£735
Dep. Tue 10 NovRet. Fri 04 Dec£748
Dep. Mon 26 OctRet. Wed 11 Nov£753
Dep. Sun 18 OctRet. Fri 13 Nov£806
Dep. Mon 12 OctRet. Tue 03 Nov£829
Dep. Thu 15 OctRet. Thu 29 Oct£1,038
Dep. Wed 24 MarRet. Fri 09 Apr£1,065
Dep. Sat 05 DecRet. Fri 18 Dec£1,460
Dep. Fri 18 DecRet. Fri 08 Jan£2,079
EY Return flights from £728
Dep. Tue 10 NovRet. Fri 04 Dec£728
Dep. Mon 16 NovRet. Mon 30 Nov£728
EYShow more Flights
Dep. Tue 09 FebRet. Mon 01 Mar£729
Dep. Mon 02 NovRet. Mon 16 Nov£730
Dep. Mon 26 OctRet. Wed 11 Nov£732
Dep. Wed 18 NovRet. Wed 02 Dec£738
Dep. Wed 24 MarRet. Fri 09 Apr£741
Dep. Sun 18 OctRet. Fri 13 Nov£757
Dep. Mon 12 OctRet. Tue 03 Nov£1,029
Dep. Thu 15 OctRet. Thu 29 Oct£1,243
Dep. Sat 05 DecRet. Fri 18 Dec£1,474
Dep. Fri 18 DecRet. Fri 08 Jan£1,955
EY,FR,MU Return flights from £755
Dep. Mon 02 NovRet. Mon 16 Nov£755
VA Return flights from £763
Dep. Tue 09 FebRet. Mon 01 Mar£763
Dep. Mon 16 NovRet. Mon 30 Nov£768
VAShow more Flights
Dep. Wed 18 NovRet. Wed 02 Dec£768
Dep. Mon 02 NovRet. Mon 16 Nov£774
Dep. Mon 26 OctRet. Wed 11 Nov£789
Dep. Tue 10 NovRet. Fri 04 Dec£791
Dep. Sun 18 OctRet. Fri 13 Nov£856
Dep. Mon 12 OctRet. Tue 03 Nov£967
Dep. Thu 15 OctRet. Thu 29 Oct£1,046
Dep. Wed 24 MarRet. Fri 09 Apr£1,120
Dep. Sat 05 DecRet. Fri 18 Dec£1,564
Dep. Fri 18 DecRet. Fri 08 Jan£2,120
QR,VA Return flights from £768
Dep. Mon 16 NovRet. Mon 30 Nov£768
Dep. Tue 09 FebRet. Mon 01 Mar£774
QR,VAShow more Flights
Dep. Mon 02 NovRet. Mon 16 Nov£774
Dep. Wed 18 NovRet. Wed 02 Dec£774
Dep. Mon 26 OctRet. Wed 11 Nov£790
Dep. Tue 10 NovRet. Fri 04 Dec£791
Dep. Sun 18 OctRet. Fri 13 Nov£856
Dep. Mon 12 OctRet. Tue 03 Nov£984
Dep. Thu 15 OctRet. Thu 29 Oct£1,046
Dep. Wed 24 MarRet. Fri 09 Apr£1,120
Dep. Sat 05 DecRet. Fri 18 Dec£1,564
Dep. Fri 18 DecRet. Fri 08 Jan£2,169
CZ,EY,FR Return flights from £779
Dep. Mon 02 NovRet. Mon 16 Nov£779
Dep. Mon 16 NovRet. Mon 30 Nov£787
CZ,EY,FRShow more Flights
Dep. Mon 12 OctRet. Tue 03 Nov£789
Dep. Tue 10 NovRet. Fri 04 Dec£796
Dep. Sun 18 OctRet. Fri 13 Nov£803
Dep. Wed 18 NovRet. Wed 02 Dec£805
Dep. Tue 09 FebRet. Mon 01 Mar£1,008
Dep. Thu 15 OctRet. Thu 29 Oct£1,056
Dep. Wed 24 MarRet. Fri 09 Apr£1,182
CZ,FR,MU Return flights from £785
Dep. Mon 02 NovRet. Mon 16 Nov£785
CA,LH Return flights from £792
Dep. Tue 09 FebRet. Mon 01 Mar£792
Dep. Mon 26 OctRet. Wed 11 Nov£812
CA,LHShow more Flights
Dep. Tue 10 NovRet. Fri 04 Dec£885
Dep. Mon 16 NovRet. Mon 30 Nov£921
Dep. Wed 18 NovRet. Wed 02 Dec£927
Dep. Thu 15 OctRet. Thu 29 Oct£998
Dep. Wed 24 MarRet. Fri 09 Apr£1,216
Dep. Sat 05 DecRet. Fri 18 Dec£1,327
Dep. Sun 18 OctRet. Fri 13 Nov£1,343
Dep. Mon 02 NovRet. Mon 16 Nov£1,374
Dep. Fri 18 DecRet. Fri 08 Jan£2,180
CZ,FR,TK Return flights from £809
Dep. Sun 18 OctRet. Fri 13 Nov£809
Dep. Tue 09 FebRet. Mon 01 Mar£937
CZ,FR,TKShow more Flights
Dep. Thu 15 OctRet. Thu 29 Oct£1,016
CZ,EI,EY,FR Return flights from £810
Dep. Mon 02 NovRet. Mon 16 Nov£810
Dep. Wed 18 NovRet. Wed 02 Dec£811
CZ,EI,EY,FRShow more Flights
Dep. Sun 18 OctRet. Fri 13 Nov£856
Dep. Mon 12 OctRet. Tue 03 Nov£875
Dep. Mon 16 NovRet. Mon 30 Nov£960
Dep. Tue 10 NovRet. Fri 04 Dec£1,030
Dep. Thu 15 OctRet. Thu 29 Oct£1,067
Dep. Wed 24 MarRet. Fri 09 Apr£1,229
FR,QR Return flights from £816
Dep. Mon 16 NovRet. Mon 30 Nov£816
Dep. Thu 15 OctRet. Thu 29 Oct£1,311
CZ,FR Return flights from £819
Dep. Wed 18 NovRet. Wed 02 Dec£819
Dep. Mon 02 NovRet. Mon 16 Nov£828
AI,EI,MU Return flights from £821
Dep. Mon 02 NovRet. Mon 16 Nov£821

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 United Kingdom 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.

Oct 2026
£673
Nov 2026
£541
Jan 2027
£1,578
Feb 2027
£533
Mar 2027
£673
Apr 2027
£1,327
May 2027
£1,136
Jun 2027
£1,312
Jul 2027
£1,524

The cheapest month to fly to Dublin is February 2027, with return fares from £533 — 66% cheaper than the most expensive month (January 2027, from £1,578).

When Should You Fly to Dublin?

Based on the fares we've tracked, February is typically the cheapest month to fly to Dublin, with return fares from £533. January is the most expensive month, with the cheapest return fares around £1,578 as school holidays and the Christmas peak push prices up.

Across the year, return fares to Dublin average around £1,033. If you can travel in the off-peak months of February, November and October, you'll generally pay up to 48% less than the yearly average.


Cheapest Sydney to Dublin Return Prices

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

October 2026
£673
November 2026
£541
January 2027
£1,578
February 2027
£533
March 2027
£673
April 2027
£1,327
May 2027
£1,136
June 2027
£1,312
July 2027
£1,524

Average Sydney to Dublin Return Prices

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

October 2026
£1,248
November 2026
£1,107
December 2026
£1,894
January 2027
£1,364
February 2027
£1,188
March 2027
£1,228
April 2027
£1,600
May 2027
£1,279
June 2027
£1,300
July 2027
£1,833

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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