Bones Season 5 Episode 22 (Bones s05e22) with title “The Beginning in the End” airs on Thursday, May 20th 2010 at 08:00 pm via FOX.
Here is summary for Bones Season 5 Episode 22 :

In the fifth-season finale, the strange death of a hoarder puts the team to work sifting through his many possessions for clues. Elsewhere, Angela gets a visit from her father, Billy F. Gibbons (as himself).

Few hours after original series aired on TV, online streaming video for Bones Season 5 Episode 22 usually available on Net and of course, if video available, as soon as possible will show you where you can watch this episode for free.