Hey, my knowledge might help you if you're wondering What terminal is TAP Air Portugal at LIS. Flying out of Lisbon Airport's main terminal is TAP Air Portugal. The signals are large and easy to see, making it simple to locate the terminal. It was easy to locate the check-in desks for TAP Air Portugal. When I had inquiries, everyone on the staff was helpful and professional. Long queues were avoided as security checks proceeded smoothly. The immigration process was well-organized and straightforward. There were many clean places to sit and chill close to the gates. There were phone and device chargers. There were nearby food and drink options.