Update: 30th November When asked about this, Greg Berlanti said "Not at this Point".
Thanks to Morrigan_2575 for the heads up.
Bleeding Cool has been told by a reliable source to expect Supergirl to meet the Flash and the STAR Labs crew from her fellow show by May’s sweeps week, if CBS orders the last episodes of Supergirl.
Comissioned for 13 episodes, CBS has an option for a “back nine” to bring the season up to 22.
Comissioned for 13 episodes, CBS has an option for a “back nine” to bring the season up to 22.
Source:
