第 3 季 共 24 集
播出时间：2008年9月26日
第 1 集 The Manhattan Project
播出时间：2008年9月26日
Betty must make a life-altering decision about what to do with her life. Meanwhile, Ignacio lands a job at a fast food restaurant while Wilhelmina forces Daniel to make changes in his life.
第 2 集 Filing for the Enemy
播出时间：2008年10月3日
Wilhelmina, getting ready for her first issue as editor, offers Betty a job as her assistant. Meanwhile, Daniel learns he will have to undergo a custody battle if he wants to keep Daniel Jr. in the U.S. Later, Hilda's romance with Coach Diaz continues to heat up.
第 3 集 Crimes of Fashion
播出时间：2008年10月10日
A tragic accident leaves the Mode staff stunned and Betty must find out what really happened when a detective comes looking for answers. Meanwhile, Ignacio learns about Hilda and Coach Diaz.
第 4 集 Betty Suarez Land
播出时间：2008年10月17日
Gio returns to town, forcing Betty to attempt to make amends. However, Gio resists her attempts to make things right. Meanwhile, Daniel must cope with shocking family news.
第 5 集 Granny Pants
播出时间：2008年10月24日
Kimmie Keegan goes to Betty for help in finding a job. Meanwhile, Daniel decides to try a matchmaking service and gets a shocking "perfect" match. Elsewhere, Justin tries out for a Broadway musical.
第 6 集 Ugly Berry
播出时间：2008年10月31日
Betty finds herself competing with Kimmie who finally shows her true colors, and new citizen Ignacio prepares to vote for the first time.
第 7 集 Crush'd
播出时间：2008年11月7日
Betty wants to be noticed by her cute neighbor, Jesse, by coming home later each night. Meanwhile, Amanda unexpectedly moves in with Betty after having nowhere else to go. Elsewhere, Marc and Cliff mull over the idea of moving in together.
第 8 集 Tornado Girl
播出时间：2008年11月14日
Betty needs Daniel's help to prevent a PR nightmare for the magazine. The problem is, he's unreachable at a company retreat.
第 9 集 When Betty Met YETI
播出时间：2008年11月21日
Competition gets fierce when Betty and Marc both apply to YETI, the Young Editors Training Program that could be their ticket out of assistant-land.
第 10 集 Bad Amanda
播出时间：2008年12月5日
Amanda and Betty are forced to work together for an article called "How I Blew Ten Grand Without Spending a Dime."
第 11 集 Dress for Success
播出时间：2009年1月9日
Betty juggles work and family without much success as she struggles to impress her idol, Jodie Papadakis (guest star Bernadette Peters), the editor running YETI.
第 12 集 Sisters on the Verge of a Nervous Breakdown
播出时间：2009年1月23日
Betty finds herself stuck between work and home life as she tries her best to appease both Hilda; Daniel, Molly, Connor and Wilhelmina.
第 13 集 Kissed Off
播出时间：2009年2月6日
Betty comes up with a solution to deal with her personal problems but she has her sexy neighbor Jesse who keeps her distracted from her goals. Daniel does his best to cover his tracks as Connor is adamant on unveiling Molly's admirer.
第 14 集 The Courtship of Betty's Father
播出时间：2009年2月13日
It's Claire's 60th birthday and Betty makes her a video which reveals some unintentional footage of Mrs Meade. Also, Daniel and Wilhelmina are finding it hard having someone new in their lives.
第 15 集 There's No Place Like Mode
播出时间：2009年2月20日
Fashion Week hits town which causes problems for the staff at Mode. Betty has to split her time between working on her Yeti assignment and working with a new designer. Elsewhere, Wilhelmina has lost her way because of Connor and there's a new person working at Mode.
第 16 集 Things Fall Apart
播出时间：2009年2月27日
Betty and Marc team up together to analyse Mode's budget. Matt continues with his pursuit to win Betty while she deals with some startling news on Facebook by a former flame
第 17 集 Sugar Daddy
播出时间：2009年3月6日
The Suarez family attempt to buy their rented house from their landlord. Ignacio goes head to head with Frankie Burrata, a celebrity chef. While everyone in Mode comes to deal with their shock.
第 18 集 A Mother of a Problem
播出时间：2009年3月13日
Betty meets Matt's mother, but the meeting turns into a disaster. Meanwhile, Wilhelmina comes up with a way to solve the company's cash problem; Daniel deals with his relationship with Molly; and the Suarez's work together to set Hilda up with Archie.
第 19 集 The Sex Issue
播出时间：2009年3月20日
Daniel and Wilhelmina make Mode's issue based on sex to spice things up. Matt is hesitant to take the next step with Betty. Marc and Amanda provide Betty with a makeover.
第 20 集 Rabbit Test
播出时间：2009年5月1日
Daniel hatches up an idea to boost the Mode's financial situation after discovering that Betty and her family have been invited to the home of Matt's obscenely wealthy father, for an Easter egg hunt. Meanwhile, Wilhelmina discovers a reason to become suspicious of her son's DNA.
第 21 集 The Born Identity
播出时间：2009年5月8日
Baby William is the unlikely hold up in Mode receiving the money it needs to save the company, whilst Hilda is asked to help with a political campaign.
第 22 集 In the Stars
播出时间：2009年5月15日
Betty, Matt and Marc come together in order to succeded in their final YETI project, a photo session with singer, Adele. Love is in the air for one lucky couple as proposals are made. Claire and Wilhelmina continue to argue.
第 23 集 Curveball
播出时间：2009年5月22日
Just as Betty agrees to move in with Matt, Henry pays a visit to NYC, forcing Betty to admit she still has feelings for her former fiancé.
第 24 集 The Fall Issue
播出时间：2009年5月22日
The sudden death of a Mode editor leaves Betty and Marc competing for the same job. Meanwhile, Matt lets his jealousy over Henry get the best of him.
