15 Days in Portugal for Young Adults: Lisbon, Porto & the Algarve Group Adventure

A lively 15-day Portugal itinerary for two families traveling together, built around Lisbon’s nightlife and history, Porto’s riverside energy, and the Algarve’s beaches, boat trips, and summer spirit. Expect great food, easy train connections, football culture, surf options, and plenty of room for 18-to-21-year-olds to enjoy independence while staying family-friendly.