There’s no one best car rental booking site. As with so many other travel platforms, like the best hotel booking sites and the best airfare booking sites, to find the very best car rental deal you’ll need to cast a wide net.
Here’s a quick overview for best car rental booking sites, based on detailed car searches in the U.S. and Europe:
AutoRentals.com
RentalCars.com
Hotwire
Priceline
Expedia
Low-cost car rental booking sites Alamo, Payless, and Thrifty
Sixt Car Rentals
AARP’s discount with Avis, Budget, and Payless
AutoEurope.com
Sven Franssen