By the 2020 FA Cup semi-final draws, Manchester United will play Chelsea and Arsenal will play Manchester City at Wembley Stadium.
Arsenal will be hoping to extend their advantage as the top FA Cup side in history, having won the competition 13 times.
United, who beat Norwich to reach the last four, have won it 12 times, while Chelsea, who edged past Leicester in the quarter-finals, have eight wins.
Manchester City who are the current title holders have won the title six times.
The semi-final between United and Chelsea is a repeat of the 2018 final, which was won by Chelsea.
The semi-finals will take place on the weekend of 18-19 July, with the final due to be held on August 1.