The hotel prices in Sapanca vary depending on the type of accommodation and the time of year. Generally, the high season is during the summer months from June to September, when the weather is warm and sunny. During this time, hotel prices may be higher than other times of the year. The average price for a standard double room in a mid-range hotel in Sapanca is around 200-400 Turkish Lira (approximately 25-50 USD) per night. There are also a few luxury hotels and resorts in the area with higher rates starting from around 500 Turkish Lira (approximately 65 USD) per night. For budget travelers, there are also a few hostels and guesthouses in Sapanca with rates starting from around 50-100 Turkish Lira (approximately 6-13 USD) per night. It's worth noting that prices may vary depending on the location of the hotel, the level of service and amenities provided, and the time of booking. It's recommended to check multiple booking websites and compare prices to find the best deal.