3merMay (31 day prompt challenge) » by Spazzumtard When Ferb gains some... additions to his body in the middle of their first project of their summer, he ends up requiring the help of a woman he hasn't seen since he was a baby. And that's not the only change going on in the Flynn-Fletcher household. Five years later, when Ferb returns to Danville, he finds the city and the people a little different, but there are some similarities.
K+, English, Fantasy & Family, chapters: 15, words: 30k+, favs: 2, follows: 3, updated: 8h published: 5/1, [Ferb, Isabella] Phineas, Lawence
2Phineas And Ferb Get Caught, Or Do They? » by Rajlikestowrite This story is about Phineas and Ferb, and how they make these crazy inventions and have fun with their friends. However they are finally caught, and are forced to go to summer school. After some time, the boys make a very powerful invention hoping to escape summer school, but does it go as smooth as they planned?
K+, English, Adventure & Friendship, chapters: 5, words: 3k+, favs: 3, follows: 2, updated: 9h published: 4/19, Isabella, Candace, Baljeet, Buford
13Phineas and Ferb: Adam Tee and Cheyenne Winnepeg » by Disneyfan16 Phineas, Ferb, and their friends had just started middle school. Lucky for them, two new faces had shown up. Cheyenne and her best friend Adam had presented themselves as the most insane, radical, and somewhat controversial duo in Danville history. But how will their friendship be tested as they spend more time with the other and less them with one another.
T, English, Friendship & Drama, chapters: 8, words: 11k+, favs: 2, follows: 2, updated: 18h published: 5/6, Phineas, Ferb, OC
12Ferbella » by Aura93 Isabella starts to question if Phineas is worth the heartache. And spending time with Ferb when Phineas is out of town, she starts to see the quiet boy in a whole new light.
T, English, Romance, chapters: 4, words: 2k+, favs: 31, follows: 38, updated: 5/13 published: 4/20/2016, [Isabella, Ferb] Phineas
Phineas and Ferb: Reality War » by jasonalcius Explanation is in the story.
T, English, Adventure, chapters: 10, words: 15k+, favs: 1, follows: 1, updated: 5/13 published: 4/8, Isabella, Phineas, Ferb, Dr. Doofenshmirtz
156Evil Phineas » by TheCartoonFanatic01 RESURRECTED FROM THE DEAD! When Phineas is hit by Doofenshmirtz's reconstructed Turn-Everything-Evil-Inator, he becomes a villain out to conquer the world. Now, Ferb, Candace, Perry, Isabella, and the entire gang must find a way to save Phineas before it's too late. R&R!
T, English, Adventure & Family, chapters: 31, words: 174k+, favs: 54, follows: 46, updated: 5/12 published: 12/11/2019, [Phineas, Isabella] Ferb, Perry
6Life of Phineas and Isabella » by Braeden14 Phineas and Isabella's life together. Chapter 4 has been revised.
K+, English, Romance, chapters: 5, words: 25k+, favs: 7, follows: 5, updated: 5/11 published: 8/21/2015, Isabella, Phineas
The Salad by Unknown-Book (Series inspired by Vanessa's line "I grew up hearing your evil scheming down the hall" from the song: Not So Bad A Dad.) This is Perry's POV of my first fic, Down the Hall, but it can be read as a stand-alone. Heinz passes out from exhaustion mid-monologue, leaving Perry concerned for both him and his daughter.
K+, English, Family, words: 725, favs: 1, 5/11, Perry, Dr. Doofenshmirtz, Vanessa
Mistakes were made » by goosepelt119 Perry has been having a hard time lately and after injuring his arm at fighting Doofenshmirtz he's not sure what to do, he docent want to worry anyone but...
T, English, Hurt/Comfort, chapters: 3, words: 3k+, favs: 1, follows: 1, updated: 5/10 published: 4/16, Perry
1 Down the Hall by Unknown-Book One-shot inspired by the line "I grew up hearing your evil scheming down the hall" in Vanessa's song: Not So Bad A Dad. For as long as Vanessa could remember, her father, Dr. Heinz Doofenshmirtz, had always been evil. She was used to hearing him build, monologue, and explode from a few rooms down the hall. Thinking back on it, that wasn't the only thing she remembered from her da
K, English, Family, words: 495, favs: 2, 5/8, Perry, Dr. Doofenshmirtz, Vanessa
127Man of Action » by Spazzumtard Collab with HigherSilver. Isabella loves Phineas and tolerates Ferb. As years go by her love for Phineas stays the same, but her feelings for Ferb start evolving, until he's one of her closest friends AND the most puzzling guy in her life. Ever since childhood he has been sending her some odd signals, confusing her even more. Isabella's in for a hard lesson: resistance is futile.
T, English, Humor & Romance, chapters: 21, words: 85k+, favs: 98, follows: 129, updated: 5/7 published: 2/26/2015, [Isabella, Ferb] Phineas, Fireside Girls
Back to the Perryverse » by CongressIsAliens Almost three years after the dimensional mishaps, everything seems to have gone back to normal. But this is Danville, and things don't stay that way for long... (Perryshmirtz, (mostly) human!Perry, TW's by chapter, sequel to Into the Perryverse)
T, English, Humor & Adventure, chapters: 4, words: 6k+, updated: 5/7 published: 4/17, [Dr. Doofenshmirtz, Perry]
29 PJ Flynn and Winnie Fletcher: An Old Friend's Revenge » by Disneyfan16 After the two have separate disputes with their parents, Winifred "Winnie" Fletcher and Phineas Junior "PJ" Flynn are both kidnapped by a mysterious foe who seeks revenge for what Winnie's father had done a very long time ago.
T, English, Angst & Suspense, chapters: 23, words: 31k+, favs: 6, follows: 7, updated: 5/6 published: 3/18, Phineas, Ferb, OC
3Green-Haired Girl and Her Father and Maybe Her Mother » by Disneyfan16 The origins of my OC Winnie Fletcher.
T, English, Drama & Family, chapters: 2, words: 1k+, favs: 1, follows: 1, updated: 5/4 published: 5/3, Phineas, Ferb, Vanessa
7A Triangle-Headed Boy and his Parents » by Disneyfan16 One-shots with PJ, son of Isabella and Phineas Flynn. Please leave suggestions for future chapters.
K+, English, Family & Humor, chapters: 5, words: 4k+, favs: 3, follows: 3, updated: 5/1 published: 4/13, Isabella, Phineas, OC
1Phineas and Ferb: The Best Summer Ever » by Pianogirl192020 There's 104 Days of Summer Vacation, 104 Days of Pure Fun!
K, English, chapters: 6, words: 15k+, favs: 2, follows: 1, updated: 4/30 published: 4/6
3 Doof's Day by PhineasFlynn24 After Doofenshmirtz accidentally zaps Agent P with his old Mind Control-inator, he uses it to his advantage to take over the Tri-State Area with Agent P's help. Will he succeed? Entry to Writer's Anonymous' "Never In a Million Years" Challenge. Baljeet, isabella and Buford are not in this episode.
K+, English, Humor & Drama, words: 2k+, 4/26, Perry, Dr. Doofenshmirtz, OC
Too Much Responsibility by Couchpotato 88 It can be difficult raising children, especially when you're left alone to care for them. What will happen when Isabella loses her patience with the children, while her husband and in-laws are away working. Next Gen OC's created by me. One shot.
K, English, Drama & Family, words: 1k+, favs: 1, follows: 1, 4/26, Isabella, OC
282Frozen Reality » by PianoMan5 A high school Phineas and Isabella have been torn from their reality, forced to survive in a hostile, bizarre ice age. Meanwhile, Ferb and the gang must work tirelessly to find them, but is this merely an accident, or are there darker forces at play? Updates resumed after 7 years!
T, English, Adventure & Romance, chapters: 15, words: 41k+, favs: 63, follows: 74, updated: 4/25 published: 2/1/2014, [Isabella, Phineas] Ferb
9Adventures in Parenting » by Pixarpnflover Phineas and Isabella are going through their fourth pregnancy at 30 and surprisingly struggle to prepare for a new child. Things only get more complicated when Ferb, Vanessa, and their daughters come to visit for the summer. Meanwhile, Candace and Jeremy struggle with their daughter rebelling while their sons reach an aggressive, hostile age.
T, English, Humor & Family, chapters: 4, words: 4k+, favs: 9, follows: 9, updated: 4/23 published: 1/21, Phineas, Isabella, Candace, Ferb
10Adventures a Generation Later » by Couchpotato 88 Starved for their fathers attention, Sean Flynn and Rose Fletcher aim to seize the day to an even greater extent then their fathers did, even if doing so means they might get punished. Next gen OC's created by me. Feel free to make suggestions.
T, English, Humor & Family, chapters: 14, words: 32k+, favs: 6, follows: 6, updated: 4/23 published: 12/31/2020, [Phineas, Isabella] [Ferb, Vanessa]
Hypnosis by fanficfreak92 Isabella is hypnotized to say no to every question she is asked. Phineas is determined to help. Will this lead to the two of them finally getting together? Read to find out. Credit for this story idea goes to Koala TakingNotes. I do not own Phineas and Ferb. Enjoy :-)
K+, English, Romance, words: 2k+, favs: 2, follows: 2, 4/21, Isabella, Phineas
14Andy Flynn and his A-PLUS crew » by Disneyfan16 Andy, son of Isabella and Phineas Flynn, decided to have yet another day of adventure with his 4 friends: Pablo, Linus, Umari, and Simon. They are known by the entire city of Danville as the A-PLUS boys. And they go on countless mishaps and trips together.
K, English, Adventure & Friendship, chapters: 12, words: 15k+, favs: 3, follows: 4, updated: 4/20 published: 2/26, Phineas, OC
29You're Never Alone » by XxAuroraFrostxX Phineas has been feeling down lately and his family and friends don't know why. But when Ferb overhears three boys say harsh stuff about his brother, Ferb finally knew why Phineas has not been himself. Phineas, Ferb, and their friends are all 16 years old, just so you know. Changed rating due to the content in some of the chapters. Contains Phin/Ferb
T, English, Hurt/Comfort & Friendship, chapters: 14, words: 22k+, favs: 15, follows: 14, updated: 4/18 published: 4/4/2020, [Phineas, Ferb] Isabella, OC
1 Never been happier by fanficfreak92 Isabella finally works up the courage to confess her feelings to Phineas. How will it go? I do not own Phineas and Ferb. Enjoy :-)
K, English, Romance, words: 1k+, favs: 1, follows: 1, 4/16, Isabella, Phineas