Was at Bromo last month, public transport all the way. Train (2hr) Surabaya to Probolinggo 50k IDR pax, Van (1hr) Probolinggo to Ceromo Lawang (25k IDR) pax, accommodation 150k IDR per room, jeep for sunrise 100k IDR pax or 400k-450k IDR per jeep (can take 5 quite comfortably or squeeze 6, but I...