In 2026, the Viva Viagem card remains the most essential tool for navigating Lisbon's extensive public transit network efficiently. This contactless smart card costs only €0.50 and can be loaded with various ticket types, including single journeys, 24-hour passes, or the popular "Zapping" credit. One of its primary benefits is the intermodal flexibility, allowing you to switch seamlessly between the Metro, Carris buses, historic trams (like the iconic No. 28), funiculars, and even the suburban trains to Sintra or Cascais. By using the "Zapping" method, you pay a significantly discounted rate compared to buying individual paper tickets from drivers (e.g., a tram ride that costs €3.00 on board is roughly €1.61 with Zapping). Additionally, it eliminates the need to carry loose change or wait in long ticket lines. For 2026 travelers, the card is also compatible with the Viva Viagem mobile app, allowing you to check your remaining balance and top up via your smartphone, making it a highly cost-effective and "hassle-free" companion for exploring both the city center and the beautiful surrounding coastline.