The summer also is a time of high vehicle rental demand and if you plan on renting a vehicle for your stay, Early reservation also enables you get a vehicle at the price you expect.
In addition to the major rental agencies, there are a number of local car rental firms and they may be your least expensive option. We will list several we are aware of but a search of the web may be your best option.
anchorage.net/plan-your-trip/transportation/car-rentals-and-limos
www.alaska.org/transportation/car-rental
alaskatravel.com/car-rentals/anchorage
Midnight Sun Car and Van Rental
Alaska Auto Rental