Advance booking allows you to access discounted tiers that can be up to than "Base" (full-price) fares.
Train travel in Italy 2026: Trains, tickets & rail pass guide - Seat 61 train tickets italy buy in advance
These are the cheapest options but are generally non-refundable and non-changeable . Advance booking allows you to access discounted tiers
Buying train tickets in Italy in advance is generally recommended for to secure lower prices, but unnecessary for regional trains as their fares remain fixed. When to Buy in Advance train tickets italy buy in advance