I'm going to save another Disco, season 1's “What’s Past Is Prologue”, as its another one of my favourite ever Trek episodes. I have a feeling if I'd only read its script I'd be a lot less keen on it, because on paper it's ridiculous, but when Disco's firing on all cylinders it's able to make magic out of its madness.
TNG, Season 1: "Hide & Q"
TNG, Season 7: “Firstborn”
DS9, Season 6: “Wrongs Darker Than Death Or Night”
DS9, Season 6: “Time’s Orphan”
VOY, Season 1: “Parallax”
VOY, Season 6: “Fury”
VOY, Season 7: “Endgame”
ENT, Season 1: “Cold Front”
ENT, Season 1: “Shockwave, Part I”
ENT, Season 2: “Shockwave, Part II”
ENT, Season 2: “Future Tense”
ENT, Season 2: "The Expanse"
ENT, Season 3: “Azati Prime”
ENT, Season 3: “E2”
ENT, Season 3: “Zero Hour”
DIS, Season 1: “Magic To Make The Sanest Man Go Mad”
DIS, Season 2: "Lights And Shadows"
DIS, Season 2: “The Red Angel”
DIS, Season 2: “Perpetual Infinity”
DIS, Season 2: "Such Sweet Sorrow, Part 1"
DIS, Season 3: "People Of Earth"
DIS, Season 3: "Die Trying"
DIS, Season 3: "Terra Firma, Part 1"
DIS, Season 3: "Terra Firma, Part 2"
PRO, Season 1: "Time Amok"
PRO, Season 1: "A Moral Star, Part 2
TNG, Season 1: "Hide & Q"
TNG, Season 7: “Firstborn”
DS9, Season 6: “Wrongs Darker Than Death Or Night”
DS9, Season 6: “Time’s Orphan”
VOY, Season 1: “Parallax”
VOY, Season 6: “Fury”
VOY, Season 7: “Endgame”
ENT, Season 1: “Cold Front”
ENT, Season 1: “Shockwave, Part I”
ENT, Season 2: “Shockwave, Part II”
ENT, Season 2: “Future Tense”
ENT, Season 2: "The Expanse"
ENT, Season 3: “Azati Prime”
ENT, Season 3: “E2”
ENT, Season 3: “Zero Hour”
DIS, Season 1: “Magic To Make The Sanest Man Go Mad”
DIS, Season 2: "Lights And Shadows"
DIS, Season 2: “The Red Angel”
DIS, Season 2: “Perpetual Infinity”
DIS, Season 2: "Such Sweet Sorrow, Part 1"
DIS, Season 3: "People Of Earth"
DIS, Season 3: "Die Trying"
DIS, Season 3: "Terra Firma, Part 1"
DIS, Season 3: "Terra Firma, Part 2"
PRO, Season 1: "Time Amok"
PRO, Season 1: "A Moral Star, Part 2

Several of which have been already saved, but nearly all of these remaining I actively dislike. I suppose the problem is that both the TCW and the Red Angel were major serialized stories that were all about time travel, and for me they both failed completely.
It's also nice to see a "smaller", more personal look at how time travel can affect people.