15 Tips for Buying Cheap European Train Tickets Book Your Tickets in Advance. ... Book Return Journeys. ... Take an Overnight Train. ... Weigh the Worth of Interrail and Eurail Passes. ... Travel Off-Peak. ... Use a Train Ticket Comparison Site. ... Take Advantage of Child, Youth, and Senior Fares. ... Check for Group Discounts. More items... Dec 10, 2022