Perth
Dublin
2 stops
40h 45mMultiple Airlines
Brisbane
Dublin
2 stops
41h 35mFinnair
Perth
Dublin
1 stop
21h 45mQatar Airways
Brisbane
Dublin
1 stop
31h 30mAir Canada
Brisbane
Dublin
1 stop
24h 15mVirgin Australia
Melbourne
Dublin
1 stop
24h 00mEmirates
Sydney Kingsford Smith
Dublin
2 stops
50h 45mDublin
Sydney Kingsford Smith
2 stops
58h 30mScandinavian Airlines
Perth
Dublin
2 stops
27h 10mDublin
Perth
2 stops
28h 35mMultiple Airlines
Perth
Dublin
2 stops
47h 40mDublin
Perth
2 stops
25h 15mTurkish Airlines
Sydney Kingsford Smith
Dublin
2 stops
44h 25mDublin
Sydney Kingsford Smith
2 stops
38h 15mChina Eastern
Sydney Kingsford Smith
Dublin
2 stops
32h 15mDublin
Sydney Kingsford Smith
2 stops
28h 30mFinnair
Sydney Kingsford Smith
Dublin
2 stops
30h 30mDublin
Sydney Kingsford Smith
2 stops
27h 00mLufthansa
January
$2,819
February
$3,597
March
$2,844
April
$2,807
May
$3,654
June
$3,694
July
$3,609
August
$3,756
September
$3,263
October
$3,158
November
$3,642
December
$3,886
Currently, April is the cheapest month in which you can book a business class flight to Ireland. Flying business class to Ireland in December will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.