| Season 6 |
| # | Title | Air Date |
| 32 | The $1,000,000 Winner is announced! | Wed 14 Sep '11 |
| 31 | The Final 4 perform | Tue 13 Sep '11 |
| 30 | 4 Finalists are chosen | Wed 07 Sep '11 |
| 29 | The Top 10 perform | Tue 06 Sep '11 |
| 28 | Semi Finals Results Show #2: 5 Acts are chosen for the Top 10 | Wed 31 Aug '11 |
| 27 | The Semi Finals Part 2 - 12 Acts Compete | Tue 30 Aug '11 |
| 26 | Semi Finals Results Show #1: 5 Acts are chosen for the Top 10 | Wed 24 Aug '11 |
| 25 | The Semi Finals Part 1 - 12 Acts Compete | Tue 23 Aug '11 |
| 24 | Four acts advance to the top 24 | Wed 17 Aug '11 |
| 23 | Twelve Wildcard acts perform | Tue 16 Aug '11 |
| 22 | Four acts advance to the top 24 | Wed 10 Aug '11 |
| 21 | Twelve You Tube Acts perform | Tue 09 Aug '11 |
| 20 | Four acts advance to the top 24 | Wed 03 Aug '11 |
| 19 | Twelve of the top 48 acts perform | Tue 02 Aug '11 |
| 18 | Four acts advance to the top 24 | Wed 27 Jul '11 |
| 17 | Twelve of the top 48 acts perform | Tue 26 Jul '11 |
| 16 | Four acts advance to the top 24 | Wed 20 Jul '11 |
| 15 | Twelve of the top 48 acts perform | Tue 19 Jul '11 |
| 14 | Four acts advance to the top 24 | Wed 13 Jul '11 |
| 13 | Twelve of the top 48 acts perform | Tue 12 Jul '11 |
| 12 | The top 48 contestants are revealed | Wed 06 Jul '11 |
| 11 | The acts compete for a spot in the top 48 in Vegas | Tue 05 Jul '11 |
| 10 | Final auditions | Tue 05 Jul '11 |
| 9 | Atlanta auditions, Part 2 (Day 1) | Wed 29 Jun '11 |
| 8 | New York auditions, Part 2 | Tue 28 Jun '11 |
| 7 | New York auditions, Part 1 | Wed 22 Jun '11 |
| 6 | Atlanta auditions, Part 1 (Day 2) | Tue 21 Jun '11 |
| 5 | Seattle auditions, Part 2 | Tue 14 Jun '11 |
| 4 | Minneapolis auditions | Wed 08 Jun '11 |
| 3 | Houston auditions | Wed 08 Jun '11 |
| 2 | Seattle auditions, Part 1 | Tue 07 Jun '11 |
| 1 | Los Angeles and Atlanta auditions | Tue 31 May '11 |
| Season 5 |
| # | Title | Air Date |
| 32 | Final results show - Winner Announced | Wed 15 Sep '10 |
| 31 | Top 4 Compete | Tue 14 Sep '10 |
| 30 | Top 10 Results show | Wed 08 Sep '10 |
| 29 | Top 10 Compete | Tue 07 Sep '10 |
| 28 | Semi Finals Results #2 of 2 | Wed 01 Sep '10 |
| 27 | Semi Finals Part 2 of 2 - 2nd 12 of Top 24 perform | Tue 31 Aug '10 |
| 26 | Special 100th Episode - Semi Finals Results #1 of 2 | Wed 25 Aug '10 |
| 25 | Semi Finals Part 1 of 2 - 1st 12 of Top 24 perform | Tue 24 Aug '10 |
| 24 | Wild Card Results Show | Wed 18 Aug '10 |
| 23 | Wild Card Show - 2nd chance | Tue 17 Aug '10 |
| 22 | Results Show #5 - You Tube results show | Wed 11 Aug '10 |
| 21 | HOLLYWOOD Part 5, 5th 12 of Top 60 perform - You Tube contestants | Tue 10 Aug '10 |
| 20 | Results Show #4 | Wed 04 Aug '10 |
| 19 | HOLLYWOOD Part 4, 4th 12 of Top 60 perform | Tue 03 Aug '10 |
| 18 | Results Show #3 | Wed 28 Jul '10 |
| 17 | HOLLYWOOD Part 3, 3rd 12 of Top 60 perform | Tue 27 Jul '10 |
| 16 | Results Show #2 | Wed 21 Jul '10 |
| 15 | HOLLYWOOD Part 2, 2nd 12 of Top 60 perform | Tue 20 Jul '10 |
| 14 | Results Show #1 | Wed 14 Jul '10 |
| 13 | HOLLYWOOD Part 1, 1st 12 of Top 60 perform | Tue 13 Jul '10 |
| 12 | Vegas Week Part 2 | Wed 07 Jul '10 |
| 11 | Vegas Week Part 1 | Tue 06 Jul '10 |
| 10 | Final auditions (unseen from all locations) | Wed 30 Jun '10 |
| 9 | Chicago auditions | Tue 29 Jun '10 |
| 8 | Portland auditions, Part 2 | Wed 23 Jun '10 |
| 7 | Portland auditions, Part 1 | Tue 22 Jun '10 |
| 6 | Orlando auditions, Part 2 | Tue 22 Jun '10 |
| 5 | Orlando auditions, Part 1 | Wed 16 Jun '10 |
| 4 | New York City auditions, Part 2 | Tue 15 Jun '10 |
| 3 | New York City auditions, Part 1 | Tue 08 Jun '10 |
| 2 | Dallas auditions | Wed 02 Jun '10 |
| 1 | Los Angeles auditions | Tue 01 Jun '10 |
| Season 4 |
| # | Title | Air Date |
| 26 | 4th season finale - Winner declared | Wed 16 Sep '09 |
| 25 | Episode 425 | Mon 14 Sep '09 |
| 24 | Season 4, Episode 24 | Wed 09 Sep '09 |
| 23 | Season 4, Episode 23 | Tue 08 Sep '09 |
| 22 | Season 4, Episode 22 | Wed 02 Sep '09 |
| 21 | Season 4, Episode 21 | Tue 01 Sep '09 |
| 20 | 4th Results Show: Final 5 move on to Top 20 (live) | Wed 26 Aug '09 |
| 19 | 4th Ten of Top 40 Perform (live) | Tue 25 Aug '09 |
| 18 | 3rd Results Show: 5 move on to Top 20 (live) | Wed 19 Aug '09 |
| 17 | 3rd Ten of Top 40 Perform (live) | Tue 18 Aug '09 |
| 16 | 2nd Results Show: 5 move on to Top 20 (live) | Wed 12 Aug '09 |
| 15 | 2nd Ten of Top 40 Perform (live) | Tue 11 Aug '09 |
| 14 | 1st Results Show: 5 move on to Top 20 (live) | Wed 05 Aug '09 |
| 13 | 1st Ten of Top 40 Perform (live) | Tue 04 Aug '09 |
| 12 | Vegas Verdicts (2) | Wed 29 Jul '09 |
| 11 | Vegas Verdicts (1) | Tue 28 Jul '09 |
| 10 | Final audition show Los Angeles (2) / Susan Boyle interview | Wed 22 Jul '09 |
| 9 | MySpace.com audition show | Tue 21 Jul '09 |
| 8 | Audition Show #8 & 9 New York(4), Seattle(3) | Wed 15 Jul '09 |
| 7 | Audition Show #7 New York(3) | Tue 14 Jul '09 |
| 6 | Audition Show #6 Houston(2) | Wed 08 Jul '09 |
| 5 | Audition Show #5 Los Angeles | Tue 07 Jul '09 |
| 4 | Audition Show #4 Houston, Miami(2) | Wed 01 Jul '09 |
| 3 | Audition Show #3 New York(2), Chicago(2) | Tue 30 Jun '09 |
| 2 | Audition Show #2 Seattle(2), Miami | Wed 24 Jun '09 |
| 1 | Audition Show #1 New York, Chicago, Seattle | Tue 23 Jun '09 |
