The Arrow-verse is the name for the interconnected tv shows released by The CW based on DC comics. These shows have been, collectively, on air for a decade and can be confusing to start. So here is a guide!
Arrow Season One
Episodes: 23
Crossover Episodes: 0
Arrow Season Two
Episodes: 23
Crossover Episodes: 2 (backdoor pilots to The Flash)
Arrow Season Three / The Flash Season One
Episodes: 46
Crossover Episodes: 2
Crossover Order:
- The Flash 1×8 – Flash vs. Arrow
- Arrow 3×8 – The Brave and the Bold
Both crossover episodes should be watched after the first seven episodes of each respective season.
Arrow Season Four / The Flash Season Two / Supergirl Season One / DC’s Legends of Tomorrow Season One
Episodes: 82
Crossover Episodes: 3
Crossover Order:
- The Flash 2×8 – Legends of Yesterday
- Arrow 4×8 – Legends of Today
- Supergirl 1×18 – World’s Finest
The crossover episodes should be watched after the first seven episodes of each respective season. Supergirl is largely separate from the Arrow-verse in season one, and can be watched last.
Arrow Season Five / The Flash Season Three / Supergirl Season Two / DC’s Legends of Tomorrow Season Two
Episodes: 85
Crossover Episodes: 4
Crossover Order:
- The Flash 3×8 – Invasion Part 1
- Arrow 5×8 – Invasion Part 2
- DC’s Legends of Tomorrow 2×7 – Invasion Part 3
- The Flash 3×17 – Duet
You should watch the first seven episodes of The Flash and Arrow first, the first six episodes of DC’s Legends of Tomorrow, and finally the first seven episodes of Supergirl, before the crossover. A separate crossover took place between The Flash and Supergirl in episode 17.
Arrow Season Six / The Flash Season Four / Supergirl Season Three / DC’s Legends of Tomorrow Season Three / Black Lightning Season One
Episodes: 100
Crossover Episodes: 4
Crossover Order:
- Supergirl 3×8 – Crisis on Earth-X, Part 1
- Arrow 6×8 – Crisis on Earth-X, Part 2
- The Flash 4×8 – Crisis on Earth-X, Part 3
- DC’s Legends of Tomorrow 3×8 – Crisis on Earth-X, Part 4
You should watch the first seven episodes of Supergirl, Arrow, The Flash and DC’s Legends of Tomorrow before viewing the crossover. Black Lightening can be watched separately.
Arrow Season Seven / The Flash Season Five / Supergirl Season Four / DC’s Legends of Tomorrow Season Four / Black Lightning Season Two
Episodes: 98
Crossover Episodes: 3
Crossover Order:
- The Flash 5×9 – Elseworlds, Part 1
- Arrow 7×9 – Elseworlds, Part 2
- Supergirl 4×9 – Elseworlds, Part 3
You should watch the first eight episodes of The Flash, Arrow, and Supergirl before viewing the Elseworlds crossover. Black Lightening can be watched separately.
Arrow Season Eight / The Flash Season Six / Supergirl Season Five / DC’s Legends of Tomorrow Season Five / Black Lightning Season Three / Batwoman Season One
Episodes: 79
Crossover Episodes: 6
Crossover Order:
- Supergirl 5×9 – Crisis on Infinite Earths, Part 1
- Batwoman 1×9 – Crisis on Infinite Earths, Part 2
- Black Lightning 3×9 – The Book of Resistance: Chapter Four: Earth Crisis
- The Flash 6×9 – Crisis on Infinite Earths, Part 3
- Arrow 8×8 – Crisis on Infinite Earths, Part 4
- DC’s Legends of Tomorrow 5×0 (special) – Crisis on Infinite Earths, Part 5
The Flash Season Seven / Supergirl Season Six / DC’s Legends of Tomorrow Season Six / Black Lightning Season Four / Batwoman Season Two / Superman & Lois Season One / Stargirl Season One*
You should watch episodes one to eight of Supergirl, Batwoman, Black Lightning, and The Flash before viewing the cross-over. For Arrow, you will need to watch up to episode seven.
Episodes: 89
Crossover Episodes: 0
*Stargirl is not officially a part of the Arrow-Verse, though is a DC show on the CW.
The Flash Season Eight / DC’s Legends of Tomorrow Season Seven / Batwoman Season Three / Superman & Lois Season Two
Episodes: 61
Crossover Episodes: 5
- Part 1 – The Flash, Season 8, Episode 1
- Part 2 – The Flash, Season 8, Episode 2
- Part 3 – The Flash, Season 8, Episode 3
- Part 4 – The Flash, Season 8, Episode 4
- Part 5 – The Flash, Season 8, Episode 5
Arrow-verse Adjacent shows:
Smallville (10 Seasons)
Gotham (5 Seasons) + Pennyworth (3 Seasons)
Constantine (1 Season)
Powerless (1 Season)
Krypton (2 Seasons)
Swamp Thing (1 Season)
Naomi (1 Season)
Titans (4 Seasons) + Doom Patrol (4 Seasons)
Lucifer (6 Seasons)
Vixen (webseries)
Freedom Fighters: The Ray (webseries)
Justice U (in production, part of the arrow-verse)
RiverMoose-Reads 
This is SO HELPFUL. Thank you! I love ‘Supergirl’ and I’ve watched a smattering of other Arrowverse shows here and there but I’ve never done the whole thing. I’m a little intimidated! But I also REALLY want to try it so this is a brilliant bit of one stop shopping for me ;D. So thank you!
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