pnf.com is owned by Park N Fly. Just make a Reservation and save Upto 25% Off on Airport Parking Coupon Code. This offer is valid on online parking booking & prepay for parking in advance from website. If you are a frequent flyer there is one more interesting offer for you. Their Frequent Parker Program allows you to earn 1 Free Award Day for every 7 Paid Days. You can redeem awards online and earn other benefits and discounts.