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The Best Episodes of The Flash Season 3

Every episode of The Flash Season 3 ranked from best to worst. Discover the Best Episodes of The Flash Season 3!

Binge this in 16h 7mPeaking at 9.0/10

After being struck by lightning, CSI investigator Barry Allen awakens from a nine-month coma to discover he has been granted the gift of super speed. Teaming up with S.T.A.R. Labs, Barry takes on

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Episode Rankings

  1. #1 Fan Favorite
    The Flash Season 3 Episode 1 - Flashpoint
    8.3/10(6184 votes)

    #1 - Flashpoint

    S3:E1

    Barry is living his dream life – his parents are alive, he’s asked Iris West on a date and he can finally be a normal guy as Central City has another speedster, Kid Flash, running around saving the city. When Barry starts forgetting parts of his old life, the Reverse Flash taunts his nemesis and tells him that there will be serious repercussions for Barry and the ones he loves if he continues to live in this alternate universe. In addition to losing his memories, his powers will also start to fade. When disaster strikes, Barry must decide if he wants to continue to live in this world as Barry Allen or return to his universe as The Flash.

    Director:Jesse Warn
    Writer:Unknown

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  2. The Flash Season 3 Episode 2 - Paradox
    8.3/10(4791 votes)

    #2 - Paradox

    S3:E2

    Barry realizes the effects from Flashpoint are much greater than he thought. Meanwhile, Barry meets new co-worker Julian Albert and is surprised by Julian's immediate disdain for him.

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  3. The Flash Season 3 Episode 3 - Magenta
    7.5/10(4313 votes)

    #3 - Magenta

    S3:E3

    Barry and Team Flash are thrilled to reunite with Earth-2 Wells and Jesse. Wells confides to Barry and Caitlin that Jesse has all the powers of a speedster and has been saving people on his Earth. He is concerned about her safety and wants them to talk her out of using her powers. Meanwhile, Magenta, a new meta who can control metal, terrorizes the city.

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  4. The Flash Season 3 Episode 4 - The New Rogues
    8.0/10(4175 votes)

    #4 - The New Rogues

    S3:E4

    Barry continues to train Jesse and when a new meta human, Mirror Master, appears on the scene he lets her tag along. Mirror Master has teamed up with his old partner, Top, and is looking for Snart to even a score. Jesse is quick to join the chase but defies one of Barry’s orders which results in disastrous consequences.

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  5. The Flash Season 3 Episode 5 - Monster
    7.4/10(4063 votes)

    #5 - Monster

    S3:E5

    Caitlin goes to her mother to help understand the meta-human powers growing inside her. Meanwhile Barry tries to convince Julian to allow him to help investigate a new human meta-attack on Central City.

    Director:C. Kim Miles

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  6. The Flash Season 3 Episode 6 - Shade
    8.3/10(4300 votes)

    #6 - Shade

    S3:E6

    When Wally starts having dreams about being Kid Flash, Barry realizes he has to tell Wally, Iris and Joe about what happened to Wally in Flashpoint in order to keep him safe.

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  8. The Flash Season 3 Episode 7 - Killer Frost
    8.6/10(4555 votes)

    #7 - Killer Frost

    S3:E7

    Caitlin uses her powers to save Barry but as her mother predicted, the effort unleashes her inner Killer Frost. Killer Frost goes on a rampage looking for Dr. Alchemy, kidnapping Julian and battling both The Flash and Vibe. Meanwhile, Joe and H.R. have a heart to heart talk.

    Director:Kevin Smith
    Writer:Unknown

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  9. The Flash Season 3 Episode 8 - Invasion! (II)
    9.0/10(5707 votes)

    #8 - Invasion! (II)

    S3:E8

    When aliens called the Dominators attack Central City, Barry speeds over to Star City to ask the Green Arrow for help in stopping them. Realizing the battle against the Dominators is bigger than they thought, they track down the Legends of Tomorrow, and Barry and Cisco create a breach to bring back a secret weapon – Supergirl. Once all of the super friends are assembled, they come up with a plan to attack but a shocking secret related to Flashpoint is revealed and suddenly no one is sure who they can trust. Meanwhile, Wally wants to join the battle against the aliens but Iris tells him he’s not ready. The crossover starts on Supergirl S02E08 Medusa (I). It continues on Arrow S05E08 Invasion! (III) and DC's Legends of Tomorrow S02E07 Invasion! (IV).

    Director:Dermott Downs
    Writer:Unknown

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  10. The Flash Season 3 Episode 9 - The Present
    8.7/10(4324 votes)

    #9 - The Present

    S3:E9

    With Alchemy and Savitar still looming threats, Barry is unable to focus on the Christmas holiday, and especially his relationship with Iris. Determined to stop Savitar, Barry goes to Earth-3 to get advice from Jay Garrick. Wally wants to help Barry fight Savitar and reveals that he’s been training with H.R, which doesn’t go over well with Barry. As Cisco faces his first Christmas without his brother Dante, old wounds are reopened.

    Writer:Unknown

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  11. The Flash Season 3 Episode 10 - Borrowing Problems from the Future
    7.9/10(3757 votes)

    #10 - Borrowing Problems from the Future

    S3:E10

    Barry is tormented by his vision of the future where Iris is murdered by Savitar. When a criminal named Plunder shows up in Central City, Barry recalls the villain’s presence in his vision of the future and fears that if he catches Plunder, it will cement Iris’ fate. Confused about Barry’s hesitation to stop Plunder, Wally decides to step in as Kid Flash. Caitlin offers Julian a job.

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  12. The Flash Season 3 Episode 11 - Dead or Alive
    7.8/10(3617 votes)

    #11 - Dead or Alive

    S3:E11

    H.R.'s past catches up with him when a bounty hunter with vibe powers named Gypsy arrives in Central City to bring him back to Earth-19 to stand trial for his crime. It turns out inter-dimensional travel is illegal on their Earth. H.R. surrenders but when Barry and Cisco find out that H.R.’s only hope would be to challenge Gypsy to a fight to the death, they intercede and Cisco offers to fight Gypsy instead.

    Writer:Unknown

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  13. The Flash Season 3 Episode 12 - Untouchable
    7.7/10(3548 votes)

    #12 - Untouchable

    S3:E12

    Barry and the team at S.T.A.R. Labs work together to bring down Clive Yorkin, a criminal meta-human who is methodically killing people by causing them to decompose at an accelerated rate. Joe becomes his next target but it’s Iris who is caught in the crossfire. The Flash mentors Kid Flash and begins to elevate the newer speedster’s training to another level.

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  14. The Flash Season 3 Episode 13 - Attack on Gorilla City (1)
    7.8/10(3777 votes)

    #13 - Attack on Gorilla City (1)

    S3:E13

    When Jesse Quick informs the team that her father has been abducted, Barry, Caitlin, Cisco and Julian voyage to Earth-2 on a rescue mission to save Harry from Gorilla City. As they trek through the forest, Barry and the team are immediately captured and brought to Grodd. Grodd tells them he needs their help to stop Solovar, the leader of Gorilla City, as Solovar wants to invade Earth-1. Meanwhile, back on Earth-1, Jesse and Kid Flash hit the streets to stop a metahuman that can control gravity, with H.R. and Joe guiding them from S.T.A.R. Labs.

    Director:Dermott Downs
    Writer:Unknown

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  15. The Flash Season 3 Episode 14 - Attack on Central City (2)
    7.7/10(3597 votes)

    #14 - Attack on Central City (2)

    S3:E14

    When Grodd and his army of gorillas bring the battle to Earth-1, The Flash and team must find a way to stop them before they destroy Central City. Gypsy returns to join the fight. Meanwhile, Jesse Quick decides she wants to stay with Wally on Earth-1.

    Director:Dermott Downs
    Writer:Unknown

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  16. The Flash Season 3 Episode 15 - The Wrath of Savitar
    8.5/10(4193 votes)

    #15 - The Wrath of Savitar

    S3:E15

    While training with Barry, Wally starts to have visions of Savitar, which he hides from the team. A dangerous secret threatens Barry and Iris’ happiness.

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  17. The Flash Season 3 Episode 16 - Into the Speed Force
    7.8/10(3736 votes)

    #16 - Into the Speed Force

    S3:E16

    Desperate to stop Savitar and save his friends, Barry turns to the Speed Force for answers. H.R. gives Jesse some advice.

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  18. The Flash Season 3 Episode 17 - Duet (II)
    6.1/10(8879 votes)

    #17 - Duet (II)

    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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  19. The Flash Season 3 Episode 18 - Abra Kadabra
    7.9/10(3780 votes)

    #18 - Abra Kadabra

    S3:E18

    The Flash fights a villain from Earth-19 called Abra Kadabra, who offers to reveal Savitar's identity in exchange for his release.

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  20. The Flash Season 3 Episode 19 - The Once and Future Flash
    8.6/10(4254 votes)

    #19 - The Once and Future Flash

    S3:E19

    Barry travels to the future to find out Savitar’s still unknown identity in the hopes of saving Iris. Upon his arrival in 2024, Barry encounters future versions of his Team Flash friends, who, following the death of Iris, have become very different people, profoundly impacted by their showdown with Savitar. It will be up to Barry to infuse a sense of hope back into the team, as he proves to be hero his future friends have been waiting for. Meanwhile, back in 2017, the hunt for Killer Frost continues.

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  21. The Flash Season 3 Episode 20 - I Know Who You Are
    8.8/10(4855 votes)

    #20 - I Know Who You Are

    S3:E20

    Barry and the team meet Tracy Brand, a scientist, who may be the key to stopping Savitar. Unfortunately, Killer Frost is also after Tracy so Team Flash must battle their old friend, which proves to be particularly difficult for Cisco. Joe and Cecile’s relationship takes a big turn.

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  22. The Flash Season 3 Episode 21 - Cause and Effect
    8.0/10(3766 votes)

    #21 - Cause and Effect

    S3:E21

    Barry takes drastic measures to stop Savitar. Meanwhile, H.R. continues to push Tracy Brand to design the trap for Savitar and Killer Frost returns with an interesting proposal.

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  23. The Flash Season 3 Episode 22 - Infantino Street
    9.0/10(5198 votes)

    #22 - Infantino Street

    S3:E22

    With only 24 hours left until Savitar murders Iris, Barry struggles to save the woman he loves and makes the choice to use any means necessary to do so. Realizing he has one option left to save her, The Flash turns to Captain Cold for help.

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  24. The Flash Season 3 Episode 23 - Finish Line
    7.7/10(5303 votes)

    #23 - Finish Line

    S3:E23

    With nothing left to lose, Barry takes on Savitar.

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Season 3 Ratings Summary

"Flashpoint" is the best rated episode of "The Flash" season 3. It scored 8.3/10 based on 6184 votes. Directed by Jesse Warn and written by Unknown, it aired on 10/4/2016. This episode is rated 0.0 points higher than the second-best, "Paradox".