Holders Leeds Rhinos' Challenge Cup semi-final with St Helens will be held at the Halliwell Jones Stadium at 20:00 BST on Friday, 31 July on BBC Two.
It will be the first time a semi-final has been televised on a Friday night in the competition's 120th year.
Headingley Carnegie will stage the second last four tie between Warrington and Hull KR at 12:45 BST on Saturday, 1 August, live on BBC One.
The winners go into the Wembley final to be held on Saturday, 29 August.
Leeds ended a six final losing streak with their 2014 success, while reigning Super League champions Saints have not won the trophy since 2008.
Warrington were victorious in the 2009, 2010 and 2012 finals, twice beating the Rhinos, while it is 35 years since Rovers lifted the prize and 29 years since their last appearance.