What is the normal recovery time for a ruptured spleen?

Depends on cause. Fist two aspects to recovery: 1) trauma with associated injuries 2) solely spleen issue trauma = more time second two aspects: 1) minimally invasive surgery 2) large incision large incision = more time simple case is a few days complicated case can be several weeks if no surgery to remove the spleen then may be several months until activity is real ease to normal.