The Flash

10 Best Episodes of The Flash - Season 4

The Flash, a popular superhero TV show, has captured the hearts of millions of viewers since its premiere in 2014 on The CW. With 11 seasons to date, fans have been treated to a plethora of thrilling and action-packed episodes, leaving them at the edge of their seats. In this article, we will be taking a look at the best episodes of The Flash, ranked by viewers.

The show follows Barry Allen, a CSI Investigator who gains the power of super speed after being struck by lightning during a freak storm caused by a particle accelerator. As he partners with S.T.A.R. Labs to protect Central City from other meta-humans who use their powers for evil, Barry's story has captured the attention of viewers worldwide. From the first episode to the latest, The Flash has kept fans on the edge of their seats with its gripping plotlines, iconic characters, and stunning action scenes.

As fans eagerly await the next season, we have compiled a list of the top episodes of The Flash ranked by viewers. These episodes will take you on a journey through the show's most memorable moments, from epic battles to heart-warming scenes that showcase the strength of Barry's relationships with his friends and family. So sit back, grab your popcorn and get ready to relive some of the most unforgettable moments in The Flash history.

Written by Sophie and last updated on jun 26, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

Advertisement
The Flash - S4E14

#15 - Subject 9 (Season 4 - Episode 14)

Barry meets a powerful woman whose abilities could help him in his battle with DeVoe. Meanwhile, after learning that DeVoe is targeting everyone who was on the bus, Ralph decides he doesn't want to be a hero anymore, his only concern is staying alive. Harry offers to help Joe.

The episode was rated 7.63 from 3040 votes.

The Flash - S4E2

#14 - Mixed Signals (Season 4 - Episode 2)

Advertisement

Barry has his hands full when he takes on a dangerous meta who can control technology, while also confronting an obstacle in his personal life: the ramifications of abandoning Iris for six months to balance the Speed Force. Meanwhile, Gypsy breaches in for a hot date with Cisco, but she gets annoyed when his work keeps them apart.

The episode was rated 7.64 from 4358 votes.

The Flash - S4E3

#13 - Luck Be a Lady (Season 4 - Episode 3)

Barry and the team are hit by a string of bad luck and realize it is the handiwork of a new meta, Becky nicknamed Hazard, who has the ability to give others bad luck, while cashing in the benefits for herself. Meanwhile, Harry Wells returns to Earth-1 to give Wally a message from Jesse.

The episode was rated 7.67 from 4151 votes.

The Flash - S4E13

#12 - True Colors (Season 4 - Episode 13)

Advertisement

After hearing that Amunet has struck a deal to buy all of the metahumans in Iron Heights, Barry must decide if he should expose his powers in order to save his cellmates. After a visit from an old friend, Ralph is reminded of his shady past and wonders if he’s really a changed man.

The episode was rated 7.69 from 3047 votes.

The Flash - S4E12

#11 - Honey, I Shrunk Team Flash (Season 4 - Episode 12)

A meta who can shrink anything he touches battles Team Flash. Cisco and Ralph get caught in his crossfire and are shrunk to miniature versions of themselves. Cecile realizes her pregnancy has caused her to have temporary powers and discovers she can hear other people’s thoughts, which unnerves Joe. Meanwhile, Barry meets someone with a mysterious connection to Henry Allen.

The episode was rated 7.69 from 3063 votes.

The Flash - S4E1

#10 - The Flash Reborn (Season 4 - Episode 1)

Advertisement

With Barry in the speed force, Iris, Kid Flash, Joe and Vibe have taken over protecting Central City. However, when a powerful armored villain threatens to level the city if The Flash doesn't appear, Cisco makes a risky decision to break Barry out of the speed force. However, the Barry that comes out isn't the same Barry that went in.

The episode was rated 7.71 from 4833 votes.

The Flash - S4E18

#9 - Lose Yourself (Season 4 - Episode 18)

When Barry and Team Flash find a way to enter The Thinker’s lair, Ralph considers crossing a dangerous line to defeat DeVoe. Meanwhile, Joe is concerned by Harry’s recent behavior.

The episode was rated 7.74 from 2785 votes.

The Flash - S4E22

#8 - Think Fast (Season 4 - Episode 22)

Advertisement

When DeVoe assaults an A.R.G.U.S. facility to complete his Enlightenment Machine, Barry realizes the only way he can stop him is if he allows Cisco and Caitlin to accompany him into the facility. Still shaken by Ralph’s death, Barry isn’t sure he wants to risk any more of his friends’ lives and considers taking on DeVoe solo.

The episode was rated 7.76 from 2666 votes.

The Flash - S4E10

#7 - The Trial of The Flash (Season 4 - Episode 10)

As Barry’s trial for the murder of Clifford DeVoe begins, Iris and Joe must decide how far they are willing to go to keep Barry out of prison.

The episode was rated 7.76 from 3212 votes.

The Flash - S4E7

#6 - Therefore I Am (Season 4 - Episode 7)

Advertisement

Barry comes face to face with DeVoe. Devoe's past is revealed through flashbacks. Meanwhile, Iris puts the final touches on the wedding, which is a week away.

The episode was rated 7.77 from 3427 votes.

The Flash - S4E9

#5 - Don't Run (Season 4 - Episode 9)

Amunet kidnaps Caitlin and puts meta-dampener handcuffs on her to keep her from turning into Killer Frost. Amunet tells Caitlin she needs her to perform a tricky medical task and if Caitlin fails, Amunet will kill her. Meanwhile, The Thinker traps The Flash in a speedster-proof prison. With the clock ticking, The Team doesn't have the time or resources to track both Caitlin and Barry so Iris is forced to choose who to save.

The episode was rated 7.82 from 3289 votes.

The Flash - S4E8

#4 - Crisis on Earth-X (III) (Season 4 - Episode 8)

Advertisement

Barry and Iris's wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. All of the superheroes band together with help from their super friends like Citizen Cold, The Ray, Felicity Smoak, Iris West and Alex Danvers to take on their most formidable villains yet. Earth's mightiest heroes - Green Arrow, Supergirl, The Flash and White Canary - lead their teams into battle to save the world. The crossover starts on Supergirl S03E08 Crisis on Earth X (I) and Arrow S06E08 Crisis on Earth X (II). It continues on DC's Legends of Tomorrow S03E08 Crisis on Earth X (IV).

The episode was rated 7.85 from 3610 votes.

The Flash - S4E4

#3 - Elongated Journey Into Night (Season 4 - Episode 4)

Cisco is shocked when Gypsy's father, Breacher, shows up on Earth-1. Breacher takes an immediate disliking to Cisco and decides to hunt him. Meanwhile, Barry runs into his old nemesis, Ralph Dibny.

The episode was rated 7.86 from 3972 votes.

The Flash - S4E15

#2 - Enter Flashtime (Season 4 - Episode 15)

Advertisement

When a nuclear bomb detonates in downtown Central City, Barry, Jesse Quick and Jay Garrick slow down time by entering Flashtime. As everyone in the city is frozen, the three speedsters push themselves to the breaking point to save the city and everyone in it.

The episode was rated 7.91 from 3008 votes.

The Flash - S4E23

#1 - We Are The Flash (Season 4 - Episode 23)

Team Flash gets help from a surprising ally in their battle against DeVoe.

The episode was rated 7.98 from 2722 votes.

Latest articles

Search for TV shows...

About Series with Sophie

Welcome to our community!

We are a community of women who are passionate about our favorite series and want to share that passion with others.

Our mission is to create a space where women can discover new content, connect with like-minded individuals, and engage in meaningful discussions about the series we love.

We believe that everyone should have access to reliable and trustworthy information about their favorite shows, and we strive to be the premier destination for women seeking that information. Whether you're looking for recaps, fan theories, or just want to connect with other fans, we've got you covered.

So join us and be a part of our growing community of series enthusiasts!