Wonder Woman Films This Fall; Justice League Starts In Spring
In the Empire Magazine Batman Vs. Superman featured article, it's noted director Patty Jenkins is prepping Wonder Woman for a Fall shoot in London, and it's also stated they are already doing a soft prep for Justice League, which starts filming Spring 2016.
David Ayer has been filming Suicide Squad in Toronto, which will film through September.
So the DC Expanded Universe that looks to be presently active is as follows:
Batman v. Superman: Dawn of Justice - March 25, 2016
Suicide Squad - August 5, 2016
Wonder Woman - 2017
Justice League part 1 - 2017
Aquaman - 2018
The Flash - 2018