Season 6
When Barry and Iris deal with loss of their daughter, the team faces their greatest threat yet - one that threatens to destroy all of Central City; Killer Frost has a brush with death that will change her relationship with Caitlin. Faced with the news of his impending death, Barry's resiliency suffers as he struggles to fight fate.
Episodes
1 Into The Void Oct 8, 2019 
2 A Flash of the Lightning Oct 15, 2019 
3 Dead Man Running Oct 22, 2019 
4 There Will Be Blood Oct 29, 2019 
5 Kiss Kiss Breach Breach Nov 5, 2019 
6 License to Elongate Nov 19, 2019 
7 The Last Temptation of Barry Allen (1) Nov 26, 2019 
8 The Last Temptation of Barry Allen (2) Dec 3, 2019 
9 Crisis on Infinite Earths: Part Three (III) Dec 10, 2019 
10 Marathon Feb 4, 2020 
11 Love Is a Battlefield Feb 11, 2020 
12 A Girl Named Sue Feb 18, 2020 
13 Grodd Friended Me Feb 25, 2020 
14 Death of the Speed Force Mar 10, 2020 
15 The Exorcism of Nash Wells Mar 17, 2020 
16 So Long and Goodnight Apr 21, 2020 
17 Liberation Apr 28, 2020 
18 Pay the Piper May 5, 2020 
19 Success Is Assured May 12, 2020