|Sixt||Earn up to Quadruple Royal Club Miles on Sixt Car Rentals of 3 or more days Worldwide. Book by Oct 31 for rentals until Dec 31, 22. Click here for more details & to book this offer.
Double miles for bookings of 3-4 days
Triple miles for bookings of 5-6 days
Quadruple miles for bookings over 7 days