Start your trip by exploring the historic district of Alfama in the morning, where you can visit the Lisbon Cathedral and take a scenic tram ride through the narrow streets. After lunch, head to the iconic Belem Tower and Jeronimos Monastery for some cultural immersion. End your day with a sunset view at Miradouro das Portas do Sol.
Take a day trip to Sintra and visit the Pena Palace and the Castle of the Moors. After lunch, explore the Quinta da Regaleira with its romantic gardens and underground tunnels. Return to Lisbon for a dinner of traditional Portuguese seafood at Cervejaria Ramiro or Solar dos Presuntos.
Travel to the charming city of Porto and visit the historic Ribeira district in the morning. Take a boat tour along the Douro River and stop by the Porto Cathedral and Clerigos Tower. In the evening, head to the famous Port wine cellars for a tasting and enjoy a dinner of Francesinha at Cafe Santiago.
Take a scenic drive through the Douro Valley and enjoy the picturesque countryside views. Visit the Quinta do Seixo winery for a wine tour and tasting. After lunch, explore the charming town of Pinhao and take a relaxing boat ride along the Douro River. End the day with dinner at DOC Restaurant with its stunning river view.
Visit the historic city of Coimbra and explore the University of Coimbra, the oldest university in Portugal. After lunch, visit the Biblioteca Joanina and the Monastery of Santa Clara-a-Velha. Enjoy a fado performance in the evening at Fado ao Centro and have dinner at Ze Manel dos Ossos, a traditional Portuguese restaurant.
Travel to the sunny Algarve region and visit the Praia da Rocha beach in the morning. After lunch, take a boat tour to the stunning Benagil cave and enjoy the scenic views. Return to Praia da Rocha for dinner at Vila de Italia restaurant and enjoy some gelato at Gelatomania.
Return to Lisbon for some last-minute souvenir shopping at the Feira da Ladra flea market. Have lunch at Time Out Market and visit the Centro Cultural de Belem in the afternoon. End your trip with a farewell dinner at Belcanto restaurant and a drink at the Park Bar with a view of the city.
You should also consider visiting the Serra da Estrela Natural Park, the Berlengas Islands, and the Cabo da Roca, the westernmost point of Europe. For side trips, you can take a day trip to the medieval town of Obidos or visit the charming fishing village of Nazare. To maximize your fun, try some water sports activities in the Algarve region or explore the street art scene in Lisbon. Don't forget to try some local pastry specialties, such as Pastel de Nata and Queijadas de Sintra.
Check here for hotel and flight prices.