Generally, rental car companies impose extra surcharges in airports, where demand is high. Their offsite locations, meanwhile, often boast cheaper prices. Locations listed as "off-airport" on airport websites may still charge an airport fee, so call the office ahead of time to ask.Where can you rent a car in Seattle?
Seattle Car Rental. You can rent a car in Seattle with SIXT at several convenient locations. You can pick up your rental vehicle directly in downtown Seattle, at Seattle's cruise port or the Seattle-Tacoma International Airport.