Here's the Finale Dates for Syfy's Summer Shows

The finales for Syfy's Summer shows are as follows:

Eureka: September 19, 8 PM EST
Warehouse 13: October 3, 9 PM EST (Two Hour Finale)
Alphas: September 26, 10 PM
Haven: September 30, 10 PM

And to prepare for this, Syfy will run marathons for Warehouse 13, Alphas, and Haven on the days of their finales. Followings are the times for the marathons:

Warehouse 13: 11 AM - 9 PM
Alphas: 11:30 AM - 10 PM
Haven: 8 AM - 6 PM