Expedia is your one-stop shop for booking every detail of your holiday. Find the ideal car hire for your visit to Hiidenportti National Park, then add on hotels and flights to nab the best price possible. Many car hire outlets include free cancellation, so there's no need to stress about the cost if your plans change. Make sure you join Expedia Rewards to earn points on your car hire and other bookings. They'll help you save on your next adventure, whether that's a city break or a cross-country road trip!