Every season of Welcome Back, Kotter ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Welcome Back, Kotter!

The Great Debate

Basket Case

Welcome Back (Pilot)

Whodunit?

The Election

No More Mister Nice Guy

Classroom Marriage

One of Our Sweathogs Is Missing

Mr. Kotter, Teacher

The Reunion

Barbarino's Girl

California Dreamin'

Arrividerci, Arnold

The Longest Weekend

The Sit-In

Follow The Leader (1)

Follow The Leader (2)

Dr. Epstein, I Presume

One Flu Over The Cuckoo's Nest

The Telethon

Kotter Makes Good

Father Vinnie

Career Day

Inherit The Halibut

Sweatside Story

The Fight

The Museum

Gabe Under Pressure

Sweathog, Nebraska Style

Sadie Hawkins Day

Hello, Ms. Chips

Horshack vs. Carvelli

Sweathog Clinic for the Cure of Smoking

Hark, the Sweatkings

A Love Story

Caruso's Way

Sweatgate Scandal

Kotter and Son

Chicken a la Kotter

Has Anyone Seen Arnold? (1)

There Goes Number 5 (2)

The Littlest Sweathog

Radio Free Freddie

I'm Having Their Baby

I Wonder Who's Kissing Gabe Now?

Sweathogs Back-to-School Special

And Baby Makes Four (1)

And Baby Makes Four (2)

And Baby Makes Four (3)

Brother, Can You Spare a Million?

Just Testing

The Deprogramming of Arnold Horshack

What a Move

A Novel Idea

Barbarino in Love (1)

Barbarino in Love (2)

Kotter for Vice Principal

Swine and Punishment

Epstein's Madonna

Sweathog Christmas Special

Sweatwork

Meet Your New Teacher: Batteries Not Included

Angie

Epstein's Term Paper

There's No Business Like Show Business (1)

There's No Business Like Show Business (2)

What Goes Up

Good-Bye, Mr. Kripps

Horshack and the Madame X

The Kiss

The Return of Hotsy Totsy

Class Encounter of the Carvelli Kind

The Drop-Ins (1)

The Drop-Ins (2)

Beau's Jest

Don't Come Up and See Me Sometime

Once Upon a Ledge

The Sweatmobile

Barbarino's Boo-Boo

X-Rated Education

The Barbarino Blues

Washington's Clone

Frog Day Afternoon

A Little Fright Music

A Winter's Coat Tail

Bride and Gloom

Barbarino's Baby

The Goodbye Guy

Come Back, Little Arnold

The Sweat Smell of Success

The Gang Show

Oo, Oo, I Do (1)

Oo, Oo, I Do (2)

I'm Okay, But You're Not

The Breadwinners

Welcome Back, Kotter is an American television sitcom starring Gabe Kaplan and featuring a young John Travolta. Videotaped in front of a live studio audience, it originally aired on the ABC network from September 9, 1975, to June 8, 1979.

The Best Seasons of Welcome Back, Kotter

The Best Seasons of Welcome Back, Kotter

Season 1

Season 2

Season 3

Other Seasons

Season 4