The 4pm games are NFC games. The Sunday 1:05 game will be AFC as well as the Saturday 8:15 in order to have an AFC on Saturday. So the two bolded are guaranteed AFC. The Sunday and Monday 8:15 will be a toss up over which conference gets it.
Date Matchup Time (ET) TV
Saturday, January 15 AFC 8:15 PM TBD
Sunday, January 16 AFC 1:05 PM TBD
Sunday, January 16 AFC/NFC 8:15 PM TBD
Monday, January 17 AFC/NFC 8:15 PM ESPN