THE ONE Boutique Hotel & SPA Rome is a hotel destination wedding venue in Roma, Italy, hosting 20 to 150 guests in the $$$ price range, reached from Leonardo da Vinci-Fiumicino Airport (FCO), 45–60 minutes. Best months: June, July, August, November.

ListedRoma, ItalyHotel

THE ONE Boutique Hotel & SPA Rome

THE ONE Boutique Hotel & SPA occupies a refined position on Rome's Via del Traforo, steps from the Spanish Steps and Trevi Fountain district.

Guests
Up to 150 guests
Aisle estimate
Cost
€12,000–30,000 total
Aisle estimate
Season
Best weather Jun–Aug
Aisle estimate
Getting there
FCO · about 1 h by car
Aisle estimate

About THE ONE Boutique Hotel & SPA Rome

THE ONE Boutique Hotel & SPA occupies a refined position on Rome's Via del Traforo, steps from the Spanish Steps and Trevi Fountain district.

Guests arrive to marble lobbies and terraced views across the Eternal City's terracotta roofline.

The property's spa and intimate rooms create a secluded sanctuary within Rome's dense historic center.

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October 2026
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Nothing is reserved until the venue confirms. A first note comes back within two business days.

“

Nice clean comfortable room in the heart of Rome less than 5 minutes from the Trevi fountain and surrounded by hundreds of place to eat, drink and shop. Delicious breakfast made to order. Great friendly staff.

Richard Ashworth · read the whole review on Google →

Capacity, rooms and facilities

Staying over

Room types
9 listed

Getting there

Nearest airport
FCO, 60 min by carAisle estimate

The spaces

Event spaces
Banquet room

Venue highlights

  • Located on Via del Traforo, 133, walking distance to Spanish Steps, Trevi Fountain, and Villa d'Este
  • Google rating: 4.3/5 stars across 600+ reviews
  • Full-service spa with treatment rooms for pre-wedding preparations and guest relaxation
  • Boutique hotel format accommodates 20–150 guests with on-site lodging across multiple room categories

The wedding season

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PeakGoodShoulderOff season

A sample wedding weekend

See the day-by-day outline+

Use this as a starting point and adapt it to your bookings and guests.

Friday (Day Before) · day 01
  • Afternoon/eveningGuest arrivals; welcome reception in hotel bar or garden
Saturday (Wedding Day) · day 02
  • 9:00 AM–12:00 PMBridal party spa treatments; hair and makeup in hotel rooms
Saturday · day 03
  • 3:00 PMCeremony on rooftop terrace or garden
  • 4:00 PM–5:00 PMCocktail hour and group photos in garden/terrace spaces
  • 5:30 PM–11:00 PMSeated dinner reception in hotel dining room; dancing and dessert

Costs and booking details

Getting there
FCO · about 1 h by carAisle estimate

Guests fly into Leonardo da Vinci-Fiumicino Airport.

Typical total
€12,000–30,000Aisle estimate
See the full figure+

€12,000–€30,000 for 50–80 guests (venue, catering, 1 night lodging for select guests)

Ceremony fee
€1,500–3,000Aisle estimate
Reception
€80–150 a headAisle estimate
See the full figure+

€80–€150 (food, beverage, service)

Room rate
€200–400 a nightAisle estimate
See the full figure+

€200–€400 (room rates vary by category)

Weather window
June – August

The months the weather is kindest, with November mild too. Weather does not indicate whether a date is available.

Direct line
06 9785 9492

Answered by the venue in local hours.

Final pricing requires direct inquiry. Weekend premiums may apply.

Questions about the venue

What is the nearest airport?+

Leonardo da Vinci-Fiumicino Airport (FCO), approximately 30 km away. Transfer time is 45–60 minutes by car or train.

Can guests stay at the venue?+

Yes. THE ONE is a boutique hotel with on-site rooms available for wedding guests at negotiated rates.

What spaces are available for ceremonies and receptions?+

The venue offers rooftop terraces, garden areas, and interior halls. Specific capacity and setup depend on your guest count and chosen spaces.

Does the venue offer catering?+

Yes. In-house dining and bar services are available. External catering may be permitted with prior approval.

What is the best time of year to marry here?+

April–May and September–October offer mild temperatures and fewer summer crowds. Summer (June–August) is hot; winter requires heating arrangements.

Before you keep looking

Could this be your venue?

Ask about your plans, pricing and availability. You do not need a fixed date yet.

Still deciding? Elena is Aisle’s AI wedding planner. Give her a month and a guest count and she will forecast the budget, work out how your guests would travel, and put a first plan on paper. No account needed.

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Sources and booking notes

Confirm your dates, guest numbers, room arrangements and inclusions with the venue before booking. An enquiry does not reserve a date. Figures labelled Aisle estimate are modelled from regional rates and public sources; they are not venue quotes.

Sources for individual venue facts