Thrifty Car Rental is one of the largest car rental companies in the world and with over 1,000 locations in 77 countries, its easy see why they are one of the most widely recognized as well. The best Thrifty Car Rental deal is signing up for their free Blue Chip program where you can enjoy shorter lines, faster returns and even earn points towards a free rental. Thrifty Car Rental coupons are available for 5% off SUV rentals or even 10% off your entire purchase.