For lodging, there are a few places with availability, even over a couple different weekends. If you go say from dec 8 - 11, the Howard Johnson is only around the upper 200s each night on avg.

https://www.wyndhamhotels.com/hojo/leavenworth-washington/howard-johnson-express-inn-leavenworth/rooms-rates?hotel_id=14251&checkInDate=12/8/2022&checkOutDate=12/11/2022&adults=1&children=0&rooms=1&brand_id=HJ&iata=00093796&availCalUsed=11-26-2022%7C11-26-2022&useWRPoints=false