###User: Prix à l'approche de la date de voyage  ###Assistant: The best way to find cheap train tickets from feldkirchen in kärnten to weimar is by booking your trip as early as possible, as most train companies increase the price as the travel date approaches. that’s why you should book at least 0 days in advance. by doing so, you could save 0,00 $ on your train ticket compared to booking at the last minute.