Perth
Dublin
2 stops
40h 45mMultiple Airlines
Perth
Dublin
1 stop
21h 45mQatar Airways
Brisbane
Dublin
2 stops
50h 40mFinnair
Melbourne
Dublin
3 stops
35h 15mAir Canada
Sydney Kingsford Smith
Dublin
1 stop
26h 55mAmerican Airlines
Brisbane
Dublin
1 stop
43h 25mEmirates
Melbourne
Dublin
2 stops
30h 20mDublin
Melbourne
2 stops
28h 30mMultiple Airlines
Melbourne
Dublin
2 stops
31h 10mDublin
Melbourne
2 stops
26h 25mFinnair
Perth
Dublin
2 stops
39h 15mDublin
Perth
2 stops
25h 15mTurkish Airlines
Sydney Kingsford Smith
Dublin
2 stops
45h 30mDublin
Sydney Kingsford Smith
2 stops
33h 50mAir India
Sydney Kingsford Smith
Dublin
2 stops
31h 05mDublin
Sydney Kingsford Smith
2 stops
36h 35mSWISS
Melbourne
Dublin
1 stop
25h 20mDublin
Melbourne
1 stop
35h 05mEtihad Airways
January
$2,819
February
$3,589
March
$2,844
April
$2,807
May
$3,654
June
$3,694
July
$3,608
August
$3,756
September
$3,205
October
$2,977
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.