Perth
Dublin
2 stops
41h 20mMultiple Airlines
Perth
Dublin
1 stop
21h 45mQatar Airways
Melbourne
Dublin
3 stops
30h 20mBritish Airways
Melbourne
Dublin
1 stop
25h 20mEtihad Airways
Melbourne
Dublin
2 stops
42h 50mEmirates
Melbourne
Dublin
3 stops
36h 15mKLM
Sydney Kingsford Smith
Dublin
2 stops
31h 05mDublin
Sydney Kingsford Smith
2 stops
31h 15mMultiple Airlines
Sydney Kingsford Smith
Dublin
2 stops
42h 40mDublin
Sydney Kingsford Smith
2 stops
30h 55mFinnair
Perth
Dublin
2 stops
26h 00mDublin
Perth
2 stops
32h 30mSWISS
Perth
Dublin
1 stop
21h 45mDublin
Perth
1 stop
27h 15mQatar Airways
Melbourne
Dublin
2 stops
47h 35mDublin
Melbourne
1 stop
35h 05mEtihad Airways
Sydney Kingsford Smith
Dublin
2 stops
29h 30mDublin
Sydney Kingsford Smith
2 stops
32h 05mTurkish Airlines
January
$3,362
February
$3,672
March
$2,970
April
$3,502
May
$3,694
June
$3,704
July
$3,633
August
$3,768
September
$3,648
October
$3,295
November
$3,583
December
$3,768
Currently, March is the cheapest month in which you can book a business class flight to Ireland. Flying business class to Ireland in August 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.