Summary. Small dogs and pets that fit into a transport box may be taken along free of charge by most European railway companies. Check in advance with the transport company. Larger dogs usually have to be kept on a leash and require an additional ticket.
Is TGV dog friendly?
Travelling with your dogMan's best friend is welcome aboard TGV Lyria. They can explore France and Switzerland with us all too, as long as they are kept on a lead and muzzled throughout the journey. You can place your dog at your feet and keep each other company.