Yes — booking ahead is the smart move. Pompeii uses nominative tickets with timed entry controls, and the best morning slots are the first to go in spring, summer, and on weekends. If you want a smooth Naples day trip, lock in your ticket or guided departure before travel day rather than hoping the gate is quiet.

Yes — bring it. Full names are mandatory on Pompeii bookings, and staff may check that the ticket matches your photo ID at entry. This matters even more if you’re traveling on a free or reduced ticket, so don’t leave your ID back in Naples thinking a phone voucher alone is enough.

About 35–40 minutes each way from central Naples by train, and usually 30–45 minutes by shuttle or coach. Add station time, the walk in, and entry procedures, and most Pompeii-only outings take 4–6 hours door to door. That means it’s easy to fit into one day, but still long enough to deserve a real plan.

Train is better for flexibility; a guided trip is better for context and ease. DIY rail is cheaper and works well if you’re happy navigating Naples stations and using an audio guide inside the ruins. A guided departure from Naples earns its price by solving transfers, entry, and route-finding in one shot.

Yes — but only as a full-day plan. Pompeii plus Vesuvius usually means 8–10 hours once you add transfers, site time, and the crater walk, so it’s manageable only if you start early and accept a fuller schedule. If you want a relaxed archaeology day, keep Pompeii on its own.

Pompeii admission is the baseline, but the rest depends on the format. Entry-led products add audio guides, guidebooks, or Plus access, while Naples departures usually add round-trip train or shuttle transfers and a licensed guide. Hotel pickup, lunch, Vesuvius access, and suburban villas are the extras that vary most between options.

Rain usually doesn’t cancel Pompeii — it just changes what the day feels like, because most of the site is outdoors. Guided tours normally operate in all weather, and routes may adjust around closures or restoration work. For trains and shuttles, the practical move is leaving buffer in your Naples schedule rather than planning the day to the minute.

Partly — but not evenly. The more accessible south-side entrances are the better start, while the main gate is less suitable, and many streets inside are rough, sloped, or cobbled. Some Pompeii ticket products note support for disabled visitors and one companion, but many Naples transfer tours are not fully accessible, so confirm specifics before booking.

Yes — but city center Naples is still the easiest base. From the port, you’ll want a guided transfer or a very clear same-day plan; from the airport, door-to-door timing is closer to 60–90 minutes once you add city connections. If your flight or ship timing is tight, don’t build this trip on zero buffer.

Yes — for Pompeii itself, one day is enough. Most visitors see the Forum, baths, plaster casts, amphitheater, and at least one major house in 2–4 hours inside the park. What one day is not enough for is trying to do Pompeii, Vesuvius, and the Amalfi Coast at a relaxed pace, so choose your combo carefully.