Phineasflynn Stories

School year was over and a new summer is here. Phineas and Ferb can't wait to make the best of it. But the appearance of some DVD's has put their plans on hold. What old...

A Phineas and Ferb fanfic. What happens when the effects of one of Doof's Inators lasts a little too long on Perry? What will the boys think? Will they find out Perry's...

Taking place after the events of Phineas and Ferb: Across the 2nd Dimension, this story shows Phineas Flynn trying to figure out why he remembers a single clip from a ti...

When you move from your familiar home to suburban Danville, you didn't expect your summer to be much different or more exciting than it usually is. But over 104 days of...

When a new friend moves into the neighborhood, Isabella befriends her and they become really close. Isabella is trying to get over Phineas, while Phineas is in a state o...

The Fireside Girls are prepared for any situation, or so they think. When a new member of Troop 46321 moves to Danville, they pick up on a few signals of affection towar...

This story is the extended version of "Happy Birthday, Isabella" from Phineas and Ferb. What will happen to them? Will they become a couple? Find out in Happy...

17 year-old Perry Fletcher struggles with balance between his family and his secret agent job that they still don't know about during a hectic summer, but little does he...

Phineas and Isabella are entering their 8th grade year, and Isabella is still head over heels in love with Phineas. Everything goes wrong when an invention goes rogue an...

After a brief mention of their biological father, Phineas and Candace grow curious and decide to do some research, while Ferb wants nothing to do with it for unknown rea...

Disclaimer: I don't own the characters in this story, disney does. And this is my first fanfiction, sorry if its bad.. 😅

10 years into the future, a teenaged Phineas must decide between two colleges while grappling with the discovery that Isabella has had a crush on him since they were kid...

Here's some one(and two) shots I make over my lunch break! Mostly Phinabella and Ferbma! These have your classic episode rewrites, new ideas, oneshots based off of songs...

When sixteen year old Vanessa Doofenshmirtz takes a job babysitting her friend Candace's younger brothers Phineas and Ferb, she has no idea of the adventure that she's g...

During the events of NSL, the Louds decide to get rid of Lincoln as he " bad luck", Lisa tells them that she created a interdimensional device that creates p...

After a heated argument with his sister, Phineas runs away from home. Can Ferb find him before he gets into big trouble? Read to find out.

All Phineas Flynn thinks about is what he and his stepbrother are going to do today. He hasn't the slightest clue that the girl who lives right in front of him has a HUG...

One-shots for probably one of my favorite tv shows. Man, I am obsessed with this show! So excited for the new movie! I don't own Phineas and Ferb.

A "Phineas and Ferb" x "The Future Diary" crossover story.

A continuation of my Snapshots oneshot collection.