There are 6 car parks at Paris Beauvais Airport:

From P1 to P6

Paris Beauvais Airport Car Parks

Car Park Rates at Paris Beauvais Airport:
at p1-p3                                               at p2 (long term park)
from 0 to 30 minute 1,00€                1,00€
from 30 mn to 1 hour 2,20€               2,20€
from 1 hour to 2 hour 4,30€              4,30€
from 2 hour to 6 hour 11,70€             9,60€
from 6 hour to 24 hour 20,10€            19,1€
day 2 27,60€                                  25,50€
day 3 34,00€                                  32,00€
day 4 46,00€                                  39,00€
day 5 51,00€                                  47,00€
From day 6:  + 5,50€/day                + 5,50€/day