Because they felt like it
It is a Flying "P". It shows that Philadelphia is the superior team in Pennsylvania that begins with the letter "P". The logo means that the flyers will soar over the league.
The Philadelphia Flyers logo was designed by Sam Ciccone of Mel Richmann Inc. in late 1966 for the 1967-68 season. Although the primary logo has varied slightly over the years, such as dulling the black slightly or adding and removing additional outlines, the primary logo remains the same.
The Philadelphia Flyers
The Philadelphia Flyers were founded in 1967.
The Philadelphia Flyers wear orange socks. The socks also include black and white in their design and the Flyers' logo about 3 inches above the ankle of the sock.
Adam Hall is number 18 on the Philadelphia Flyers.
Andrew MacDonald is number 47 on the Philadelphia Flyers.
Brayden Schenn is number 10 on the Philadelphia Flyers.
Braydon Coburn is number 5 on the Philadelphia Flyers.
Cal Heeter is number 33 on the Philadelphia Flyers.
Chris Pronger is number 20 on the Philadelphia Flyers.
Claude Giroux is number 28 on the Philadelphia Flyers.