TAP would like to alert you to the impossibility of changing your booking via Manage Your Booking if:
You have a Lisbon-Porto and/or Porto-Lisbon flight (Ponte Aérea) and you want to change to a same day flight;
If any of the following ancillary services are associated to your reservation:
Sports equipment (surfboards, golf or ski equipment, etc.);
Transport of animals in cabin or in hold;
Transport of Fire Arms and Ammunitions;
If this is the case, we advise you to contact TAP Portugal directly in order to change your booking.