The BEST episodes of The Flash (2014) season 6

Every episode of The Flash (2014) season 6, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The Flash (2014) season 6!

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: 9/6/2024Network: The CWStatus: Ended
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Crisis on Infinite Earths (3)
star
7.88
1805 votes

#1 - Crisis on Infinite Earths (3)

Season 6 - Episode 9 - Aired 12/10/2019

Pariah enlists Black Lightning to help stop the Anti-Monitor after Flash-90 shares what he learned from his battle in ‘Elseworlds.’ With the help of Black Lightning, Barry, Cisco and Killer Frost come up with a plan that could save them all. Meanwhile, Iris has a heart-to-heart with Ryan Choi, while Oliver and Diggle return to an old familiar stomping ground.

Directors: David McWhirter
Watch Now:AmazonApple TV
The Last Temptation of Barry Allen (2)
star
7.58
1617 votes

#2 - The Last Temptation of Barry Allen (2)

Season 6 - Episode 8 - Aired 12/3/2019

With The Flash freshly infected by the monstrous Bloodwork, Iris and Cisco battle to help Barry take control of himself before he’s lost forever to Ramsey’s influence. Meanwhile, the rest of Team Flash fight to reclaim control of Central City from Bloodwork’s growing army.

Directors: Michael Nankin
Watch Now:AmazonApple TV
Death of the Speed Force
star
7.55
1323 votes

#3 - Death of the Speed Force

Season 6 - Episode 14 - Aired 3/10/2020

Kid Flash returns to Central City with a Zen attitude and new tricks up his sleeve. While thrilled to see his family again, Wally confides to Barry that he returned because he thinks there is something wrong with the speed force. Meanwhile, Cisco returns from his fact-finding mission across Earth-Prime.

Directors: Brent Crowell
Watch Now:Apple TV
A Flash of the Lightning
star
7.55
1861 votes

#4 - A Flash of the Lightning

Season 6 - Episode 2 - Aired 10/15/2019

Faced with the news of his impending death, Barry’s resiliency suffers as he struggles to fight fate. Meanwhile, Cecile’s career as a D.A. conflicts with her identity when she crosses paths with a villainous meta-human.

Directors: Chris Peppe
Watch Now:Apple TV
Into the Void
star
7.54
2007 votes

#5 - Into the Void

Season 6 - Episode 1 - Aired 10/8/2019

While Barry and Iris deal with the heartbreaking loss of their daughter, Nora, the team faces their greatest threat yet, one that threatens to destroy all of Central City. Meanwhile, Killer Frost has a brush with death that results in an unexpected new dynamic that will change her relationship with Caitlin forever.

Directors: Gregory Smith
Watch Now:Apple TV
Kiss Kiss Breach Breach
star
7.53
1683 votes

#6 - Kiss Kiss Breach Breach

Season 6 - Episode 5 - Aired 11/5/2019

Cisco’s faith in his ability to fill Barry’s shoes as Team Leader is upended when he learns of a shocking murder. Meanwhile, Killer Frost trusts no one except herself to hunt down the dangerous Ramsey Rosso.

Directors: Menhaj Huda
Watch Now:Apple TV
The Exorcism of Nash Wells
star
7.52
1310 votes

#7 - The Exorcism of Nash Wells

Season 6 - Episode 15 - Aired 3/17/2020

The Flash takes on a dangerous new meta named Sunshine. Cisco sets out to help Nash.

Directors: Eric Dean Seaton
Watch Now:Apple TV
The Last Temptation of Barry Allen (1)
star
7.52
1645 votes

#8 - The Last Temptation of Barry Allen (1)

Season 6 - Episode 7 - Aired 11/26/2019

As Barry stands on the threshold of his impending death in Crisis, his convictions are tested when the monstrous Dr. Ramsey Rosso infects The Flash with a mysterious, hallucinogenic contagion. Meanwhile, Reporter Iris West-Allen uncovers a vast conspiracy.

Directors: Chad Lowe
Watch Now:Apple TV
Dead Man Running
star
7.52
1800 votes

#9 - Dead Man Running

Season 6 - Episode 3 - Aired 10/22/2019

Knowing that Crisis is only weeks away, Barry prepares a member of Team Flash for life without him while hunting a terrifying meta-human with an unquenchable thirst. Meanwhile, Ralph uncovers a family secret.

Directors: Sarah Boyd
Watch Now:Apple TV
Grodd Friended Me
star
7.50
1371 votes

#10 - Grodd Friended Me

Season 6 - Episode 13 - Aired 2/25/2020

Feeling overwhelmed with all the changes since Crisis, Barry conducts an experiment that goes awry and puts him directly in Gorilla Grodd’s path. Expecting the worst, Barry is surprised when Grodd asks for his help. Unfortunately for both The Flash and Grodd, things get worse when another villain appears, Solovar. Meanwhile, Iris works with Eva to escape the Mirrorverse.

Watch Now:Apple TV
There Will Be Blood
star
7.49
1758 votes

#11 - There Will Be Blood

Season 6 - Episode 4 - Aired 10/29/2019

Barry’s efforts to prepare Cisco for Crisis are derailed when Cisco schemes to save Barry’s life instead. Meanwhile, Ramsey Rosso uses his deadly new abilities to save his own life, while sacrificing his humanity in the process.

Directors: Marcus Stokes
Watch Now:Apple TV
License to Elongate
star
7.46
1593 votes

#12 - License to Elongate

Season 6 - Episode 6 - Aired 11/19/2019

Barry turns his attention to prepping Elongated Man for life after Crisis and without The Flash, but Ralph ultimately teaches Barry a lesson. Meanwhile, Cecile faces her own moment of self-discovery while helping a recuperated Chester P. Runk reclaim his identity.

Watch Now:Apple TV
Marathon
star
7.42
1490 votes

#13 - Marathon

Season 6 - Episode 10 - Aired 2/4/2020

After “The Citizen” prints an explosive story, Iris’ life is threatened. Refusing to hide from those that are attacking her, Iris sets out to expose a dangerous organization. Meanwhile, Barry must face the consequences of the Crisis and fulfill Oliver Queen’s wish for him.

Watch Now:Apple TV
A Girl Named Sue
star
7.40
1387 votes

#14 - A Girl Named Sue

Season 6 - Episode 12 - Aired 2/18/2020

After months of searching for Sue Dearbon, Ralph gets a lead on her whereabouts and finally comes face to face with his missing client. However, Sue refuses to return home to her family, and instead, takes Ralph on a daring adventure. Iris faces a new challenge while Barry considers a potentially dangerous request from a trusted source.

Directors: Chris Peppe
Watch Now:Apple TV
Pay the Piper
star
7.39
1256 votes

#15 - Pay the Piper

Season 6 - Episode 18 - Aired 5/5/2020

When Godspeed returns, Barry turns to Hartley Rathaway for help. However, things get tense quickly after Barry realizes one of the changes from Crisis is that The Flash and Pied Piper are now enemies. Meanwhile, Iris tries to escape the Mirrorverse.

Directors: Amanda Tapping
Writer: Jess Carson
Watch Now:Apple TV
Success Is Assured
star
7.37
1270 votes

#16 - Success Is Assured

Season 6 - Episode 19 - Aired 5/12/2020

Barry considers a risky plan to save Iris from the Mirrorverse. Ralph attempts to stop Sue from making a grave mistake that could destroy her life.

Directors: Philip Chipera
Watch Now:Apple TV
Liberation
star
7.32
1303 votes

#17 - Liberation

Season 6 - Episode 17 - Aired 4/28/2020

After recent events, Barry takes a closer look at his life with Iris. Eva makes a bold move.

Directors: Jeffrey W. Byrd
Watch Now:Apple TV
So Long and Goodnight
star
7.32
1221 votes

#18 - So Long and Goodnight

Season 6 - Episode 16 - Aired 4/21/2020

After Black Hole hires Rag Doll to kill Joe, Singh suggests he go into Witness Protection but Joe refuses to stop investigating Carver. While investigating Carver with Cisco, Ralph runs into Sue. Iris becomes suspicious of Eva.

Watch Now:Apple TV
Love Is a Battlefield
star
7.13
1427 votes

#19 - Love Is a Battlefield

Season 6 - Episode 11 - Aired 2/11/2020

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

Directors: Sudz Sutherland
Watch Now:Apple TV