3c4) For tickets sold in Italy the following shall apply

• If you have missed, or you have not used for any reason, your outbound flight (for the purpose of this clause, this means the entire outbound journey, as originally booked), you are entitled to use the return flight (for the purpose of this clause, this means the entire return journey, as originally booked), without application of any surcharge, provided that you inform us, by calling us as soon as possible to advise us of your intention to use the return flight, and in any case:
  
  (i) no later than 24 hours after the scheduled departure time of the first leg of the outbound flight;
  
  (ii) at the latest 2 hours before the time of the scheduled departure of the return flight, when the scheduled departure time of the return flight is within 24 hours from the scheduled departure time of the outbound flight.

You should call British Airways and provide your booking reference number and the names of the affected passengers. For more information (including the phone number to use) see our FAQs. We will issue a new electronic ticket for the return flight, without application of any surcharge.

If you do not provide the above information as required, or fail to do so within the prescribed timeframe, we shall be entitled to request payment of the recalculated fare, in accordance with clause 3c2) and 3c6), subject to availability on the return flight.