The BEST episodes of The Flash (2014) season 9

Every episode of The Flash (2014) season 9, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The Flash (2014) season 9!

After being struck by lightning, Barry Allen wakes up from his coma to discover he's been given the power of super speed, becoming the Flash, fighting crime in Central City.

Last Updated: 2/17/2024Network: The CWStatus: Ended
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A New World (1)
star
7.41
492 votes

#1 - A New World (1)

Season 9 - Episode 10 - Aired 5/3/2023

As Iris receives word of a career milestone, Barry is suddenly nowhere to be found. In trying to get back home, Barry runs across many familiar faces. Khione continues to figure out her powers and Chester works on a suit for Allegra.

Directors: Eric Wallace
Watch Now:Apple TV
It's My Party and I'll Die If I Want To
star
7.33
509 votes

#2 - It's My Party and I'll Die If I Want To

Season 9 - Episode 9 - Aired 4/26/2023

Team Flash throws a surprise birthday party for Barry but things go terribly awry when Ramsey Rosso crashes the festivities.

Watch Now:Apple TV
Wednesday Ever After
star
7.13
603 votes

#3 - Wednesday Ever After

Season 9 - Episode 1 - Aired 2/8/2023

Barry creates a map book to guide him and Iris throughout their future in order to keep her safe, but the results are not what he expected, and instead, they relive the same day over and over again. Joe has a heart-to-heart with Cecile. A new big bad is introduced to Team Flash and friends and foes, old and new, begin to descend upon Central City.

Directors: Vanessa Parise
Watch Now:Apple TV
Hear No Evil
star
6.84
539 votes

#4 - Hear No Evil

Season 9 - Episode 2 - Aired 2/15/2023

Barry feels guilty for what happened to Caitlin and Mark comes up with a plan which 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 which 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.

Directors: Eric Wallace
Watch Now:Apple TV
A New World (4)
star
6.84
508 votes

#5 - A New World (4)

Season 9 - Episode 13 - Aired 5/24/2023

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.

Directors: Vanessa Parise
Watch Now:Apple TV
Rogues of War
star
6.83
555 votes

#6 - Rogues of War

Season 9 - Episode 3 - Aired 2/22/2023

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.

Directors: Brenton Spencer
Watch Now:Apple TV
A New World (2)
star
6.76
456 votes

#7 - A New World (2)

Season 9 - Episode 11 - Aired 5/10/2023

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.

Directors: Kayla Compton
Watch Now:Apple TV
Mask of the Red Death (2)
star
6.74
521 votes

#8 - Mask of the Red Death (2)

Season 9 - Episode 5 - Aired 3/8/2023

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. Khione wants to help Team Flash, but Barry can’t risk losing her. Joe gives Barry a very much needed pep talk.

Directors: Rachel Talalay
Watch Now:Apple TV
A New World (3)
star
6.70
462 votes

#9 - A New World (3)

Season 9 - Episode 12 - Aired 5/17/2023

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.

Watch Now:Apple TV
Mask of the Red Death (1)
star
6.64
540 votes

#10 - Mask of the Red Death (1)

Season 9 - Episode 4 - Aired 3/1/2023

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.

Directors: Menhaj Huda
Watch Now:Apple TV
Wildest Dreams
star
6.44
518 votes

#11 - Wildest Dreams

Season 9 - Episode 7 - Aired 3/29/2023

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.

Directors: Jesse Warn
Watch Now:Apple TV
Partners in Time
star
6.42
474 votes

#12 - Partners in Time

Season 9 - Episode 8 - Aired 4/5/2023

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.

Directors: Ed Fraiman
Watch Now:Apple TV
The Good, The Bad and The Lucky
star
6.39
511 votes

#13 - The Good, The Bad and The Lucky

Season 9 - Episode 6 - Aired 3/15/2023

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.

Directors: Chad Lowe
Watch Now:Apple TV