Chelsea will be out of action for almost two weeks, but it does not mean that the players will rest. Most of the Blues' first-team regulars have travelled to their countries to take part in the international games.
This time, we'll see the Nations League semi-finals and the final, with Chelsea represented in three out of four teams.
The list does not include N'Golo Kante and Reece James who were called up for international duty but had to withdraw through injury.
It does include Sami Tlemcani, a goalkeeper from the academy who has received his first senior call-up for Morocco.
Here's the full list of Chelsea's internationals for the October games:
Nations League
Belgium: Romelu Lukaku, Michy Batshuayi*
Italy: Emerson Palmieri*, Jorginho
Spain: Marcos Alonso, Cesar Azpilicueta
World Cup qualifiers
Albania: Armando Broja*
Brazil: Thiago Silva
Croatia: Mateo Kovacic
Denmark: Andreas Christensen
England: Mason Mount, Ben Chilwell
Germany: Antonio Rudiger, Timo Werner, Kai Havertz
Ghana: Baba Rahman*
Morocco: Sami Tlemcani
Scotland: Billy Gilmour*
Senegal: Edouard Mendy
Wales: Ethan Ampadu*
* players out on loan