Fares are valid from Warsaw. Sales period: on/before 13.05.2015. Travel period: Commencing on/before 10.12.2015 all travel must be completed by 13.12.2015. Black out period: between 01.07.2015 and 20.08.2015. Minimum stay: 6 days or 1 Saturday night. Maximum stay: 3 months. Changes before departure EUR 120. Other changes and cancellations are not permitted.