| episode | air date | countdown | title |
| S04E20 | 2010-04-14 | | Hello Goodbye | |
| S04E19 | 2010-04-07 | | The Past Presents the Future | |
| S04E18 | 2010-03-31 | | London Calling | |
| S04E17 | 2010-03-24 | | Million Dollar Smile | |
| S04E16 | 2010-03-17 | | All the World's a Stage | |
| S04E15 | 2010-03-10 | | Fire and Nice | |
| S04E14 | 2010-02-10 | | Smokin' Hot | |
| S04E13 | 2010-02-03 | | Chica and the Man | |
| S04E12 | 2010-01-20 | | Blackout! | |
| S04E11 | 2010-01-13 | | Back in Her Place | |
| S04E10 | 2010-01-06 | | The Passion of the Betty | |
| S04E09 | 2009-12-11 | | Be-Shure | |
| S04E08 | 2009-12-04 | | The Bahamas Triangle | |
| S04E07 | 2009-11-27 | | Level (7) With Me | |
| S04E06 | 2009-11-13 | | Backseat Betty | |
| S04E05 | 2009-11-06 | | Plus None | |
| S04E04 | 2009-10-30 | | The Wiener, The Bun and The Boob | |
| S04E03 | 2009-10-23 | | Blue on Blue | |
| S04E02 | 2009-10-16 | | The Butterfly Effect (2) | |
| S04E01 | 2009-10-16 | | The Butterfly Effect (1) | |
|
| |
| S03E24 | 2009-05-21 | | The Fall Issue | |
| S03E23 | 2009-05-21 | | Curveball | |
| S03E22 | 2009-05-14 | | In the Stars | |
| S03E21 | 2009-05-07 | | The Born Identity | |
| S03E20 | 2009-04-30 | | Rabbit Test | |
| S03E19 | 2009-03-19 | | The Sex Issue | |
| S03E18 | 2009-03-12 | | A Mother Of A Problem | |
| S03E17 | 2009-03-05 | | Sugar Daddy | |
| S03E16 | 2009-02-26 | | Things Fall Apart | |
| S03E15 | 2009-02-19 | | There's No Place Like Mode | |
| S03E14 | 2009-02-12 | | The Courtship of Betty's Father | |
| S03E13 | 2009-02-05 | | Kissed Off | |
| S03E12 | 2009-01-22 | | Sisters on the Verge of a Nervous Breakdown | |
| S03E11 | 2009-01-08 | | Dress for Success | |
| S03E10 | 2008-12-04 | | Bad Amanda | |
| S03E09 | 2008-11-20 | | When Betty Met YETI | |
| S03E08 | 2008-11-13 | | Tornado Girl | |
| S03E07 | 2008-11-06 | | Crush'd | |
| S03E06 | 2008-10-30 | | Ugly Berry | |
| S03E05 | 2008-10-23 | | Granny Pants | |
| S03E04 | 2008-10-16 | | Betty Suarez Land | |
| S03E03 | 2008-10-09 | | Crimes of Fashion | |
| S03E02 | 2008-10-02 | | Filing for the Enemy | |
| S03E01 | 2008-09-25 | | The Manhattan Project | |
|
| |
| S02E18 | 2008-05-22 | | Jump | |
| S02E17 | 2008-05-15 | | The Kids Are Alright | |
| S02E16 | 2008-05-08 | | Betty's Baby Bump | |
| S02E15 | 2008-05-01 | | Burning Questions | |
| S02E14 | 2008-04-24 | | Twenty-Four Candles | |
| S02E13 | 2008-01-24 | | A Thousand Words by Friday | |
| S02E12 | 2008-01-17 | | Odor in the Court | |
| S02E11 | 2008-01-10 | | Zero Worship | |
| S02E10 | 2007-12-06 | | Bananas for Betty | |
| S02E09 | 2007-11-22 | | Giving Up the Ghost | |
| S02E08 | 2007-11-15 | | I See Me, I.C.U. | |
| S02E07 | 2007-11-08 | | A Nice Day for a Posh Wedding | |
| S02E06 | 2007-11-01 | | Something Wicked This Way Comes | |
| S02E05 | 2007-10-25 | | A League of Their Own | |
| S02E04 | 2007-10-18 | | Grin and Bear It | |
| S02E03 | 2007-10-11 | | Betty's Wait Problem | |
| S02E02 | 2007-10-04 | | Family/Affair | |
| S02E01 | 2007-09-27 | | How Betty Got Her Grieve Back | |
| |
| S01E23 | 2007-05-17 | | East Side Story | |
| S01E22 | 2007-05-10 | | A Tree Grows In Guadalajara | |
| S01E21 | 2007-05-03 | | Secretaries Day | |
| S01E20 | 2007-04-26 | | Petra-gate | |
| S01E19 | 2007-04-19 | | Punch Out | |
| S01E18 | 2007-03-22 | | Don't Ask, Don't Tell | |
| S01E17 | 2007-03-15 | | Icing on the Cake | |
| S01E16 | 2007-02-15 | | Derailed | |
| S01E15 | 2007-02-08 | | Brothers | |
| S01E14 | 2007-02-01 | | I'm Coming Out | |
| S01E13 | 2007-01-18 | | In or Out | |
| S01E12 | 2007-01-11 | | Sofia's Choice | |
| S01E11 | 2007-01-04 | | Swag | |
| S01E10 | 2006-11-30 | | Fake Plastic Snow | |
| S01E09 | 2006-11-23 | | Lose the Boss? | |
| S01E08 | 2006-11-16 | | Four Thanksgivings and a Funeral | |
| S01E07 | 2006-11-09 | | After Hours | |
| S01E06 | 2006-11-02 | | Trust, Lust, and Must | |
| S01E05 | 2006-10-26 | | The Lyin', the Watch, and the Wardrobe | |
| S01E04 | 2006-10-19 | | Fey's Sleigh Ride | |
| S01E03 | 2006-10-12 | | Queens for a Day | |
| S01E02 | 2006-10-05 | | The Box and the Bunny | |
| S01E01 | 2006-09-28 | | Pilot | |
