How much is an Europe Interrail ticket?

The price depends on the validity of your Interrail Pass. The cheapest Interrail Global Pass starts from 168 Euro for three days of travel within one month. For a trip of three months, where you can travel by train every day, you pay from 693 Euro. If you calculate the price per day, you see Interrail is quite cheap, if you want to travel spontaneously. Because saver prices for normal train tickets are usually not available at short notice. An overview of all Interrail prices and variations can be found here.