Per a Lucasfilm Press release, here is the Star Wars: Rebels Season 4 Schedule:

• Monday, 10/16 – “Heroes of Mandalore” Parts 1 & 2
• Monday, 10/23 – “In the Name of the Rebellion” Parts 1 & 2
• Monday, 10/30 – “The Occupation” and “Flight of the Defender”
• Monday, 11/6 – “Kindred” and “Crawler Commandeers”
• Monday, 11/13 – “Rebel Assault”

There will be a holiday break, then Star Wars Rebels will return in early 2018 for its final run of episodes leading up to the series finale. Look for new episodes every Monday with five airings throughout the day at 12:30 a.m. ET/PT, 3:00 a.m. ET/PT, 7:30 a.m. ET/PT, 5:30 p.m. ET/PT, and 9:00 p.m. ET/PT on Disney XD, the Disney XD App, and VOD.