Book your flights to the “ISIS summit Vienna 2015” online at and save 15 % on all applicable fares!

To do so, simply enter the following code in the eVoucher field on the Austrian homepage booking engine:

Code: ISV15


  • Booking period: now until June 7th, 2015
  • Valid for flights to Vienna and return as of May 27th, 2015 until June 14th, 2015 (final date for return flight) on OS operated flights

Book your flights here!