"I think that we will provide visa-free entrance to Russia for foreign fans, who currently have fan IDs, until the end of 2018. This will be a multiple entry visa-free regime," Putin told reporters.
The Russian leader expressed hope that fans will take advantage of this opportunity and "come to Russia more than once with friends and members of their families."
Putin has taken part in the closing ceremony of the championship and the ceremony of awarding the winner.
France beat Croatia 4-2 at Moscow's Luzhniki Stadium to lift their second World Cup trophy.
The Russian President held informal conversations with a number of foreign leaders, including former French President Nicolas Sarkozy, incumbent French President Emmanuel Macron and his wife Brigitte Macron, as well as with Croatian President Kolinda Grabar-Kitarovic and her family, and Moldovan President Igor Dodon, and other guests of honor during the break in the FIFA World Cup final game between France and Croatia.