The airline offers you a choice to cancel your flight booking without paying a cancellation fee but the cancellation is made within 24 hours of flight reservation. Also, the request for creating a cancellation is going to be 7 days before the day of the departure.

Moreover, as per the faucet Air TAP Portugal cancellation policy, when a passenger requests for a refund within 24 hours of flight booking before 7 days of the flight departure, a refund fee of EUR15/USD20/CAD30 would be subjected to pay by the passenger.