To book the cheapest flights to Australia you have to look for flights based on Qatar Airways. They are currently allowing to book open jaw tickets between Dublin and UK already for Ł413/€558. Based on Virgin Australia you may consider to book very attractive fares when departing from Dublin and returning back to Germany. The cheapest ticket to Melbourne, Sydney or Perth are available already from €647. Both airlines belongs to top ranked airlines in the world. We are also adding few travel samples based on Emirates or Cathay Pacific.
The travel options and resctrictions vary based on chosen routing and airline. Generally you should be able to find the cheapest flights in April, May or June 2015. With currently running Qatar Airways promotion (till 20th of February) you may book the flights till 10th of December 2015. If you want to book your hotel in Australia in advance we are offering this tool allowing to compare your accommodation via many leading booking agents..
Booking samples
Qatar Airways
Dublin - Perth - London for Ł464 (directly with Qatar Airways travel date sample 2.11. - 23.11.2015)
Dublin - Perth - UK for Ł389 (remember you can not skip first leg of your outbound flight Dublin - London!)
Dublin - Perth - UK for €532
Brussel - Melbourne - UK for Ł632
London - Perth for Ł582
Manchester - Perth for Ł574
Germany / Spain / Italy / Brussels - Perth - UK from Ł469
Germany / Spain / Italy - Perth - UK from €629
Brussels - Perth - UK from €632 (+€22 booking fee)
Etihad Airways/Virgin Australia
Dublin - Melbourne - Germany for €647
Dublin - Sydney - Germany for €657
Dublin - Perth - Germany for €648
Dublin - Brisbane - Germany for €677
Dublin - Hobart and Launceston - Germany for €704
Dublin - Melbourne - UK for Ł604
Dublin - Sydney - UK for Ł609
Dublin - Hobart and Launceston - UK (London/Manchester) for Ł646
Emirates
UK - Australia (Perth) from Ł572
Cathay Pacific
Manchester - Melbourne for Ł634
Manchestear - Sydney for Ł642
The easiest way to check your connection possibilities is through Skyscanner. This tool gives you quickly a rough idea which low-cost airlines are connecting your home town.
Booking sample of cheap flights from Europe to Australia for Ł389 here. In this case you would be departing from Dublin to Perth on 2nd of November. Your return flight from Australia back to London would be then on 23rd of November 2015.