Wirelessly posted (iPhone-ETOPS: Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A334 Safari/7534.48.3)
There are some nice B&Bs near Volcanos and a thread here with some good recommendations here in another thread. You can fully explore the park and then turn in without having to make the long drive back to Hilo or Kona. If VNP is the real intent of the trip.