Yes. Many of the region's landmarks, monasteries, fortresses, and river valleys sit in small towns spread across Moldavia. A private transfer lets you build a custom route that combines two or more of these into a single day, setting your own pace instead of following a fixed itinerary.
The painted monasteries around Suceava county, a UNESCO World Heritage site, are roughly 150-200 km (95-125 miles) from Bacau, depending on which monastery you choose. It's the longest of the excursions from Bacau, so plan for a full day out, but the exterior frescoes at sites like Voronet and Moldovita are unlike anything else in Romania.
Yes. Piatra Neamt sits roughly 65-75 km (40-45 miles) from Bacau, and the Neamt Citadel near Targu Neamt is somewhat further, at approximately 90-110 km (55-70 miles). Both sit amid mountain and river valley scenery, making for a shorter day trip if you'd rather not commit to the longer haul north to Bucovina.
Bacau has a compact historic core worth an hour or two. The Precista Church, one of the city's oldest surviving landmarks, and the ruins of the old Princely Court (Curtea Domneasca) offer a glimpse of the town's role in the medieval Moldavian principality. It's not a full day of sightseeing on its own, but a good bookend to a longer excursion into the surrounding region.
This part of Moldavia has limited public transport between towns, and taxis rarely take you beyond city limits. A private transfer collects you directly at Bacau airport and takes you door to door, so there's no navigating unfamiliar roads, no parking to sort out, and no schedule to work around beyond your own.
Bacau's international airport sits close to some of northeastern Romania's most distinctive sights, from medieval fortresses to UNESCO-listed painted monasteries. Landing here puts you within a single day's drive of a region that few travelers see, without needing a base in Bucharest or another major hub.