📋 Hours at a glance
| Open | Tuesday – Sunday |
| Hours | 09:30 – 19:00 |
| Last entry | 18:00 (1 hour before closing) |
| Closed | Monday, December 25, January 1 |
| First Sunday of the month | Open, free admission (standard hours) |
| Average visit duration | 1.5 – 2 hours |
Weekly opening hours
| Day | Opens | Last entry | Closes |
|---|---|---|---|
| Monday | CLOSED | ||
| Tuesday | 09:30 | 18:00 | 19:00 |
| Wednesday | 09:30 | 18:00 | 19:00 |
| Thursday | 09:30 | 18:00 | 19:00 |
| Friday | 09:30 | 18:00 | 19:00 |
| Saturday | 09:30 | 18:00 | 19:00 |
| Sunday | 09:30 | 18:00 | 19:00 |
Source: official website museonazionaleromano.it, updated January 2026.
⚠️ Important: last entry at 18:00
This means the ticket desk and turnstiles close at 18:00. Even if you have a pre-booked ticket, arriving at 18:05 may mean you cannot enter. Always allow 20–30 minutes' buffer, especially if you're coming from outside the centre or using public transport.
Closure days
Palazzo Altemps is closed to the public on:
- Every Monday of the year
- December 25 (Christmas Day)
- January 1 (New Year's Day)
All other Italian public holidays (Easter Sunday, April 25, May 1, June 2, August 15, November 1, December 8, December 26) are normal opening days, unless they fall on a Monday.
Public holiday calendar 2026
| Holiday | Date | Open? |
|---|---|---|
| New Year's Day | January 1 (Thu) | Closed |
| Epiphany | January 6 (Tue) | Open |
| Easter Sunday | April 5 (Sun) | Open |
| Easter Monday | April 6 (Mon) | Closed (Monday) |
| Liberation Day | April 25 (Sat) | Open |
| Labour Day | May 1 (Fri) | Open |
| Republic Day | June 2 (Tue) | Open |
| Ferragosto (Assumption) | August 15 (Sat) | Open |
| All Saints' Day | November 1 (Sun) | Open |
| Immaculate Conception | December 8 (Tue) | Open |
| Christmas Day | December 25 (Fri) | Closed |
| St Stephen's Day | December 26 (Sat) | Open |
Indicative calendar. Always verify on the official website before your visit.
The golden hours: when the museum is least crowded
Palazzo Altemps never reaches Vatican-level queues, but there are time slots where the rooms are virtually yours and others where you're threading past school groups. Here is the pattern we've observed over months of visits.
🟢 Best time slots (empty rooms, excellent light)
- Opening time, 09:30 – 10:30: the quietest moment. The first visitors tend to arrive around 10:00. You have 30–60 minutes to photograph the Ludovisi Throne with nobody in front of it.
- Lunch break, 13:00 – 14:30: groups head off to eat, school parties leave. Silent rooms.
- Late afternoon, 17:00 – 18:00: less natural light but very few visitors. Perfect if you want a contemplative atmosphere.
🟡 Average time slots
- 10:30 – 12:00: the first organised groups arrive. Busy but not overwhelming.
- 15:00 – 17:00: individual tourists, steady rhythm. Perfectly manageable.
🔴 Times to avoid
- First Sunday of the month, 11:00 – 14:00: free admission means packed rooms. Great for the wallet, bad for the visit.
- Saturday 11:00 – 13:00: the weekend tourist rush for those combining Navona, the Pantheon and Altemps in one morning.
- School-trip season: mornings in March, April and May (09:30 – 12:00) can be full of school groups.
💡 Our favourite slot
Tuesday at 14:00. The museum has just reopened after the lunch period, the morning groups have left and the afternoon arrivals haven't started yet. The light in the courtyard is perfect. You have four hours ahead of you to take the museum at your own pace.
How long will the visit take
An opening-hours page has to answer this too: once inside, how long will I need? Realistic timings:
- Quick visit (top 5 works): 45–60 minutes
- Standard visit: 90–120 minutes
- With audio guide: 2–2.5 hours
- With guided tour: 75–90 minutes
If you've booked for 14:00 and need to be elsewhere by 16:00, you're safe. If you've booked for 17:00 and the museum closes at 19:00, that's enough for a standard visit — but you'll need to move at a reasonable pace.
How Palazzo Altemps compares to the other MNR sites
All four Museo Nazionale Romano sites keep identical hours (Tuesday–Sunday 09:30–19:00, closed Monday). The differences lie in:
- Visitor numbers: Palazzo Massimo is the busiest, Altemps the quietest
- Visit duration: Massimo takes 3–4 hours, Altemps 1.5–2 hours
- Facilities: only Palazzo Massimo has an internal café
If you want to combine two sites in a single day, the classic pairing is Altemps in the morning + Massimo in the afternoon: compatible timings, and the distance is walkable (25 minutes on foot or 10 minutes by metro).
Special hours and events
European Night of Museums (May)
Every year in mid-May, an exceptional late-night opening until 22:00 or 23:00, with a symbolic ticket price of € 1. A special atmosphere, ambient lighting, live music in the rooms.
Summer extended openings
In past years the museum has trialled late Friday evening openings in summer. The 2026 policy is not yet confirmed — check the official website in June.
Closures for conservation work
Occasionally individual rooms close for maintenance (typically 1–2 days). The headline works (Throne, Galatian Suicide, Sarcophagus) remain accessible almost all the time. The ticket desk will advise you on arrival.