Yes, they're close enough to pair easily. With a private transfer you can build a route that starts at the beach and promenade, then continues to the caves near Porto Cristo without backtracking to Palma first or working around fixed tour departure times.
It's about 65 km (40 miles) from Palma, roughly an hour by road. A private transfer takes you door to door on your own schedule, so you're not tied to bus timetables or hunting for parking near the seafront.
Half a day covers the beach and promenade comfortably. A full day lets you add a walk through the neighboring Punta de n'Amer nature reserve or a side trip to a nearby attraction like the Caves of Drach, so you return with more than just a suntan.
Yes. The beach shelves gently into calm water, the sand stretches nearly 2 km, and the promenade behind it is fully pedestrianized, so there's no traffic to manage with kids in tow. The nearby Safari Zoo gives families an easy add-on if the beach alone isn't enough for a full day.
Punta de n'Amer nature reserve sits right on Cala Millor's doorstep, with pine-backed trails leading to a centuries-old watchtower overlooking the coast. A short drive brings you to the Safari Zoo and the neighboring resort of Sa Coma, while the Caves of Drach and Caves of Hams near Porto Cristo, around 10 km (6 miles) away, add an underground lake and dramatic rock formations to the day.
Cala Millor has one of Mallorca's longest Blue Flag beaches, nearly 2 km of golden sand backed by a lively pedestrian promenade lined with cafes and shops. It's easygoing rather than crowded with landmarks, making it ideal for travelers who want a relaxed coastal break paired with a bit of nature and culture nearby.