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The Worst Episodes of The Flash

Every episode of The Flash ranked from worst to best. Explore the Worst Episodes of The Flash!

Worst episode
S9E6 The Good, the Bad and the Lucky
3.82,153 votes
Best episode
S1E15 Out of Time
9.616,773 votes
Top season
Season 1
8.6avg
Binge time
5d 8h
184 episodes
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

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Episode Rankings

  1. #1 Worst Episode
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    The Flash Season 9 Episode 6 - The Good, the Bad and the Lucky
    3.8/10(2153 votes)

    S9:E6

    As Barry and Iris prepare for their new life, luck changes for those in Central City. Cecile takes on a case with Allegra's help, involving a string of unfortunate – and highly unexpected – events. Meanwhile, Chester and the team work with Khione to figure out her abilities.

    Director:Chad Lowe
    Writers:Thomas Pound, Jess Carson

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  2. The Flash Season 7 Episode 14 - Rayo De Luz
    4.7/10(2121 votes)

    S7:E14

    When Ultraviolet returns to Central City, Allegra is determined to find her cousin and change her heart. Meanwhile, Joe finds evidence that Kristen Kramer may not be the good cop she appears to be.

    Director:Danielle Panabaker
    Writer:Unknown

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  3. The Flash Season 6 Episode 11 - Love Is a Battlefield
    4.9/10(2770 votes)

    S6:E11

    Barry and Iris plan a romantic dinner for Valentine's Day but their evening is interrupted by an old foe - Amunet; Frost gets into the holiday spirit and attempts to help Allegra reconnect with an old love.

    Director:Sudz Sutherland
    Writers:Jeff Hersh, Kelly Wheeler

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  4. The Flash Season 9 Episode 7 - Wildest Dreams
    4.6/10(1800 votes)

    S9:E7

    Iris is visited by Nia Nal, as she needs Iris' help. When Iris and Nia fall into a fever dream and explore different possibilities for their lives, Barry, Chester, Allegra, and Cecile desperately try to help them. Meanwhile, Mark entertains Khione, but they have different ideas of what is fun, leaving Khione to feel that Mark is trying to make her something she is not.

    Director:Jesse Warn
    Writers:Jeff Hersh, Kristen Kim

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  5. The Flash Season 4 Episode 5 - Girls Night Out
    5.3/10(5520 votes)

    S4:E5

    Having received an ominous threat from her old boss, Amunet, Caitlin fears that her past time as Killer Frost may be back to haunt her. Felicity comes to Central City to help the girls celebrate Iris's bachelorette party, while Cisco, Joe and the guys take Barry out for a night on the town.

    Director:Laura Belsey
    Writers:Lauren Certo, Kristen Kim

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  6. The Flash Season 4 Episode 16 - Run, Iris, Run
    5.4/10(5144 votes)

    S4:E16

    Team Flash confront a new bus meta, Matthew aka Melting Pot. He has the ability to swap people’s DNA, so during a battle with Team Flash, he transfers Barry’s super speed to Iris. Now, with a new threat unleashed on Central City, Barry must act as the team leader while Iris takes on the mantle of superhero speedster in order to defeat their new foe.

    Director:Harry Jierjian
    Writer:Eric Wallace

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  7. The Flash Season 9 Episode 13 - A New World (4)
    5.2/10(2997 votes)

    S9:E13

    The Flash, the fastest man alive, is tasked with his greatest challenge yet, to save the timeline and save existence. Friends old and new gather for an epic battle to save Central City, one last time.

    Director:Vanessa Parise
    Writers:Sam Chalsen, Eric Wallace

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  8. The Flash Season 7 Episode 3 - Mother
    5.4/10(2735 votes)

    S7:E3

    As Eva becomes more powerful, Barry and team must find a way to stop her. They are shocked when an old friend - Sue Dearbon risks her life to help.

    Director:David McWhirter
    Writers:Eric Wallace, Kristen Kim

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  9. The Flash Season 9 Episode 8 - Partners in Time
    5.4/10(1596 votes)

    S9:E8

    A seemingly simple mold inspection at S.T.A.R. Labs leads to unexpected time anomalies. Barry and Iris try to make sense of the confusion - and figure out how to get back to their reality. Chester admits a secret to Allegra, which makes things awkward between the two, and Allegra relies on Cecile to act as a buffer. Meanwhile, Khione meets with an old friend of Team Flash.

    Director:Ed Fraiman
    Writers:Joshua V. Gilbert, Sarah Tarkoff

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  10. The Flash Season 9 Episode 2 - Hear No Evil
    5.5/10(1756 votes)

    S9:E2

    Barry feels guilty for what happened to Caitlin, and Mark comes up with a plan that makes everyone skeptical. Meanwhile, Red Death looms in Central City and commands that failure is not an option. Joe asks Cecile to make a choice that leads Cecile to think about the greater good. Allegra and Chester take a step in a new direction. Lastly, old friends pay an unexpected visit to S.T.A.R. Labs.

    Director:Eric Wallace
    Writers:Jonathan Butler, Kristen Kim

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  11. The Flash Season 9 Episode 5 - Mask of the Red Death (2)
    5.5/10(1668 votes)

    S9:E5

    As the Red Death wreaks havoc on Central City, Barry and Iris come up with a plan and turn to Cecile for help. Barry is faced with what he thinks was his greatest mistake and the Red Death's greatest success. Khione wants to help Team Flash, but Barry can't risk losing her. Joe gives Barry a much-needed pep talk.

    Director:Rachel Talalay
    Writer:Unknown

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  12. The Flash Season 7 Episode 11 - Family Matters (2)
    5.7/10(2085 votes)

    S7:E11

    Barry and Iris come together to try and stop a dangerous force from destroying Central City.

    Director:Chad Lowe
    Writer:Unknown

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  13. The Flash Season 7 Episode 9 - Timeless
    5.7/10(2063 votes)

    S7:E9

    After a devastating betrayal, Barry turns to Timeless Wells for help. Meanwhile, Iris leads Team Citizen down a dangerous road in search of answers, and Cisco confides his biggest fear to Kamilla.

    Director:Menhaj Huda
    Writers:Joshua V. Gilbert, Kristen Kim

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  14. The Flash Season 7 Episode 10 - Family Matters (1)
    5.8/10(1989 votes)

    S7:E10

    Iris is pushed to the limit as she seeks to uncover the mysterious truth about Psych; Barry initiates a new training system, that could potentially backfire, with devastating consequences; Joe and Cisco make life-altering decisions.

    Director:Phil Chipera
    Writers:Lauren Barnett, Emily Palizzi

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  15. The Flash Season 3 Episode 17 - Duet (II)
    6.2/10(9208 votes)

    S3:E17

    Barry and team are surprised when Mon-El and Hank Henshaw arrive on their Earth carrying a comatose Supergirl who was whammied by the Music Meister. Unable to wake her up, they turn to Team Flash to save her. However, the Music Meister surprises The Flash and puts him in a similar coma, one that Team Flash can't cure. Kara and Barry wake up without their powers in an alternate reality where life is like a musical and the only way to escape is by following the script, complete with singing and dancing, to the end. The crossover starts on Supergirl S02E16 Star-Crossed (I).

    Director:Dermott Downs
    Writer:Unknown

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  16. The Flash Season 9 Episode 4 - Mask of the Red Death (1)
    5.8/10(1686 votes)

    S9:E4

    The Flash is forced to make an impossible choice. With the power out in the city, Team Flash calls upon the Rogue Squad to help as Iris is visited by an old friend. Joe and Cecile work on finding a balance.

    Director:Menhaj Huda
    Writers:Joshua V. Gilbert, Emily Palizzi

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  17. The Flash Season 7 Episode 13 - Masquerade
    6.0/10(1839 votes)

    S7:E13

    Cecile is forced to confront her past in order to break free from a psychic prison. Meanwhile, Chester takes over for Cisco but makes a mistake that puts Barry in serious danger. Joe investigates Kristen Kramer's old military ties and discovers an unsettling truth.

    Director:Rachel Talalay
    Writers:Sam Chalsen, Christina M. Walker

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  18. The Flash Season 9 Episode 3 - Rogues of War
    6.0/10(1716 votes)

    S9:E3

    Barry and Iris start to put together the pieces of what's happening in Central City and believe they know what the Rogues are after. Team Flash works together and recruits some unlikely allies to help, and the plan does not go as Team Flash expects. Meanwhile, Allegra does her best to avoid having a conversation with Chester.

    Director:Brenton Spencer
    Writer:Unknown

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  19. The Flash Season 7 Episode 4 - Central City Strong
    6.2/10(2288 votes)

    S7:E4

    The Flash must deal with Abra Kadabra's sudden return to Central City. The villain is back with a vengeance and a score to settle. Meanwhile, Allegra deals with a tricky situation and Caitlin suspects something is off with Frost. Iris is forced to look at a dark moment in her past.

    Director:Jeffrey W. Byrd
    Writer:Unknown

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  20. The Flash Season 8 Episode 14 - Funeral for a Friend
    6.0/10(1459 votes)

    S8:E14

    Team Flash uses the distraction of a bank robbing Meta to detract from the grief of losing someone they love.

    Director:Vanessa Parise
    Writer:Unknown

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  21. The Flash Season 8 Episode 17 - Keep It Dark
    6.0/10(1422 votes)

    S8:E17

    The Flash goes off the grid to look for answers about a new Meta in town. Meanwhile, Allegra pulls out all of the stops at CC Citizen Media, to protect a source and a friend.

    Director:Danielle Panabaker
    Writers:Kristen Kim, Emily Palizzi

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  22. The Flash Season 8 Episode 9 - Phantoms
    6.2/10(1464 votes)

    S8:E9

    Barry and Team Flash get closer to figuring out the Fire Meta but no closer to finding him meanwhile Iris, needing a distraction, follows a story to Coast City.

    Director:Stefan Pleszczynski
    Writer:Jeff Hersh

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  23. The Flash Season 8 Episode 6 - Impulsive Excessive Disorder
    6.3/10(1768 votes)

    S8:E6

    After returning home from a visit for their parent's vow renewal, Bart and Nora quickly realize that things are not exactly as they left them. The duo race to repair any fissures in the timeline and restore everything back to the way it is supposed to be.

    Director:David McWhirter
    Writer:Thomas Pound

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  24. The Flash Season 9 Episode 11 - A New World (2)
    6.3/10(1674 votes)

    S9:E11

    Iris is alarmed by Barry's disappearance and Cecile assures her everything will be ok, but does she know that for certain? Team Flash is affected by a mysterious substance and Khione develops a better understanding of what she can and cannot control.

    Director:Kayla Compton
    Writer:Unknown

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  25. The Flash Season 9 Episode 12 - A New World (3)
    6.3/10(1624 votes)

    S9:E12

    Team Flash works together to figure out how to protect Barry, all while being very careful who they trust. Cecile is skeptical of the plan after an unsuccessful attempt. Khione's confidence in Chester enables him to convince Cecile to try one more time.

    Director:Stefan Pleszczynski
    Writers:Jonathan Butler, Sarah Tarkoff

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Worst Episodes Summary

"The Good, the Bad and the Lucky" is the worst rated episode of The Flash. It scored 3.8/10 from 2,153 votes. Directed by Chad Lowe and written by Thomas Pound, Jess Carson, it aired on March 15, 2023. This episode scored 0.9 points lower than the second lowest rated, "Rayo De Luz".

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