Regensburg can be conveniently reached via Munich International Airport (MUC) which is 100 km south of Regensburg. There are two possibilities to get to Regensburg from Munich Airport:
(1) The most convenient option is to use the Airportliner shuttle service. This service picks you up directly at the terminal and brings you straight to your hotel or the conference venue. The price is 29 Euro per person one-way if you mention the discount code IBCA2011 upon reservation. This service has to be booked ahead of time.