Actually flying "Paper plane", with integrated nose weight. No need for extra weights or assembly!
The plane will fly best when you throw it firmly to the sky at high angle, when plane starts going down, it will start gliding.
Printing instructions
-Print nose pointing upwards
-Set wall line count/perimeters to 6
-Set bottom layers count to 2
-Do not use supports
-Nozzle size 0,4 mm
-Layer height 0,28 mm or less
Note: You can try different weights of nose weight by decreasing or increasing wall line count/perimeters to find best working option!