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THE ONE Boutique Hotel & Private SPA Roma

4.0 star property
VIP Access

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Photo gallery for THE ONE Boutique Hotel & Private SPA Roma

Executive Double Room, Balcony, City View
A modern bar area with a counter, shelves of bottles, and a menu board advertising pizza, spaghetti, and insalata.
Lobby lounge
A modern indoor pool area with a curved ceiling, a metal handrail, and a brick wall.
Indoor pool

Reviews

9.2 out of 10
Wonderful

Popular amenities

  • Free Wi-Fi
  • Air-conditioning
  • Business services

Explore the area

View in a map
Via del Traforo 135, Rome, RM, 00187
  • Place, Via del Tritone
    ‪1 min walk‬
  • Place, Via Veneto
    ‪2 min walk‬
  • Place, Piazza Barberini
    ‪2 min walk‬
  • Airport, Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)
    ‪33 min drive‬
VIP Access
Curated for quality and service, VIP Access stays consistently receive our highest guest ratings.
  • Expect exceptional service
  • Extra savings and perks for BONUS+ members
Learn more about VIP AccessOpens in a new window

Room options

View all photos for Standard Quadruple Room, Courtyard Area

Standard Quadruple Room, Courtyard Area

Standard Quadruple Room, Courtyard Area

  • 25 sq m
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 2 Single Beds OR 4 Single Beds
  • Free Wi-Fi

View all photos for Luxury Triple Room, City View, Corner

Luxury Triple Room, City View, Corner

Luxury Triple Room, City View, Corner

9.6 out of 10
Exceptional
(4 reviews)
  • City view
  • 25 sq m
  • 1 bedroom
  • Sleeps 3
  • 1 King Bed and 1 Single Bed OR 3 Single Beds
  • Free Wi-Fi

View all photos for Smart Double Room

Smart Double Room

Smart Double Room

9.4 out of 10
Exceptional
(8 reviews)
  • 10 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 Double Bed
  • Free Wi-Fi

View all photos for Deluxe Double Room, City View

Deluxe Double Room, City View

Deluxe Double Room, City View

9.6 out of 10
Exceptional
(24 reviews)
  • City view
  • 16 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free Wi-Fi

View all photos for Executive Double Room, City View, Corner

A hotel room with a large bed, a TV, a desk with a tray, and a view of a cityscape through a window.

Executive Double Room, City View, Corner

10.0 out of 10
Exceptional
(1 review)
  • City view
  • 20 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free Wi-Fi

View all photos for Executive Double Room, Balcony, City View

Executive Double Room, Balcony, City View

Executive Double Room, Balcony, City View

8.8 out of 10
Excellent
(3 reviews)
  • City view
  • 16 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free Wi-Fi

View all photos for Luxury Quadruple Room, City View, Tower

Luxury Quadruple Room, City View, Tower

Luxury Quadruple Room, City View, Tower

  • City view
  • 25 sq m
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 2 Single Beds OR 4 Single Beds
  • Free Wi-Fi

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About this property

THE ONE Boutique Hotel & Private SPA Roma

Along with a full-service spa, this smoke-free hotel has a restaurant and a bar/lounge. WiFi in public areas is free. Other amenities include a snack bar/deli, a coffee shop/cafe, and coffee/tea in a common area.
THE ONE Boutique Hotel & Private SPA Roma offers 15 accommodations with minibars and laptop-compatible safes. Each accommodation is individually furnished and decorated. Memory foam beds feature Egyptian cotton sheets, down comforters, and premium bedding. 50-inch Smart televisions come with premium digital channels. Bathrooms include showers with rainfall showerheads, bidets, complimentary toiletries, and hair dryers.

This Rome hotel provides complimentary wireless Internet access. Business-friendly amenities include desks and phones. Additionally, rooms include espresso makers and coffee/tea makers. Housekeeping is offered daily and irons/ironing boards can be requested.

Guests can indulge in a pampering treatment at the hotel's full-service spa, The One. The spa is equipped with a sauna, a hot tub, and a steam room.

The spa is open daily. Guests under 18 years old are not allowed in the spa.

Our customers tell us they can't get enough of the helpful staff at THE ONE Boutique Hotel & Private SPA Roma. During your stay, you'll be connected to the convention center, and just a quick walk from Trevi Fountain. You'll find features like free WiFi in public areas, plus a full-service spa and a restaurant.
  • Free WiFi
  • Enjoy Italian cuisine while dining at b-cool Bistrot & Cocktail
  • Buffet breakfast served daily for a fee
  • Indulge in a treatment at the full-service spa
  • Services include a concierge, tour or ticket assistance, and a porter
  • Guests have great things to say about the local sightseeing and the helpful staff
  • Just a 4-minute walk from Piazza di Trevi and 8 minutes by foot from Piazza di Spagna
THE ONE Boutique Hotel & Private SPA Roma offers its guests a full-service spa. Along with a restaurant and a coffee shop/cafe, there's a snack bar/deli on site. You can enjoy a drink at the bar/lounge. WiFi is free in public spaces.

A business center and a meeting room are available. Event space at this hotel measures 323 square feet (30 square meters) and includes conference space. Spa services, multilingual staff, and gift shops/newsstands are also featured at the business-friendly THE ONE Boutique Hotel & Private SPA Roma.

This 4-star Rome hotel is smoke free.

For a fee, guests can enjoy buffet breakfast daily from 7:00 AM to 10:30 AM.
B-cool Bistrot & Cocktail - This restaurant specializes in Italian cuisine and serves breakfast, brunch, lunch, and dinner. Guests can order drinks at the bar and enjoy alfresco dining (weather permitting). Happy hour is offered.
Room service (during limited hours) is available.

Property amenities

Internet

  • Available in all rooms: Free WiFi
  • Available in some public areas: Free WiFi

Parking and transport

  • No on-site parking available

Food and drink

  • Daily buffet breakfast available 7:00 AM to 10:30 AM for a fee: EUR 12 per person
  • A bar/lounge
  • A coffee shop/cafe
  • A restaurant
  • Coffee and tea in common areas
  • Snack bar/deli

Restaurants on site

  • b-cool Bistrot & Cocktail

Things to do

  • Art gallery
  • Designer stores
  • Full-service spa
  • Shopping centre
  • TV in common areas

Family friendly

  • Grocery/convenience store
  • Snack bar/deli
  • Soundproofed rooms

Conveniences

  • 24-hour front desk
  • ATM
  • Gift shop/newsstand
  • Grocery/convenience store
  • Lockers
  • Luggage storage
  • Safe at front desk

Guest services

  • Concierge services
  • Housekeeping (daily)
  • Multilingual staff
  • Porter/bellhop
  • Tour and ticket assistance

Business services

  • 323 square feet of conference space
  • Business centre
  • Meeting room

Outdoors

  • Outdoor furniture

Full-service spa

  • Hot tub
  • Sauna
  • Spa open daily
  • Steam room

Accessibility

  • Lift
  • Tile flooring in room

More

  • 1 building
  • 6 floors
  • Banquet hall
  • Built in 1900
  • Eco-friendly cleaning products used
  • Mediterranean architecture
  • Smoking not allowed

Room amenities

Bedroom

  • Blackout drapes
  • Down comforter
  • Egyptian cotton sheets
  • Memory foam mattress

Bathroom

  • Bidet
  • Free toiletries
  • Hair dryer
  • Private bathroom
  • Rainfall showerhead
  • Shower
  • Towels provided

Entertainment

  • 50-inch smart TV with premium digital channels

Food and drink

  • Champagne service
  • Coffee/tea maker
  • Electric kettle
  • Espresso maker
  • Limited room service
  • Minibar

More

  • Air conditioning (climate-controlled)
  • Composting
  • Desk
  • Eco-friendly toiletries
  • Heating (climate-controlled)
  • Individual decor
  • Individual furnishings
  • Iron/ironing board on request
  • Laptop workspace
  • Laptop-compatible safe
  • LED lighting
  • Phone
  • Recycling
  • Soundproofed rooms

Policies

Check-in

Check-in start time: 2:00 PM; Check-in end time: anytime
Early check-in subject to availability
Early check-in is available for a fee
Contactless check-in available
Minimum check-in age: 18

Check-out

Check-out before 11 AM
Contactless check-out available
A late check-out fee will be charged
Express check-out available

Special check-in instructions

Front desk staff will greet guests on arrival at the property
Information provided by the property may be translated using automated translation tools

Access methods

Staffed front desk

Pets

  • No pets allowed

Children and extra beds

  • Children are welcome.
  • Rollaway/extra beds are not available.
  • Cribs (infant beds) are not available.

Payment types at the property

Important information

Fees

Guests will be asked to pay the following charges at the property:

  • A tax is imposed by the city: EUR 7.50 per person, per night, up to 10 nights. This tax does not apply to children under 10 years of age.

We've listed all charges provided to us by the property.

Optional extras

The fees and deposits listed below will be charged at the time of service, check-in, or check-out.

  • Fee for buffet breakfast: approximately EUR 12 per person
  • Early check-in is available for a fee (subject to availability)
  • A late check-out fee will be charged
  • Facilities fee: EUR 50 and includes use of: sauna; hot tub; spa

This may not be a comprehensive list. Fees and deposits are subject to change and might not include tax.

You need to know

This property is managed by a professional host. The provision of housing is linked to their trade, business, or profession.
Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
The name on the credit card used at check-in to pay for incidentals must be the primary name on the guestroom reservation
This property accepts credit cards; cash is not accepted
Cashless transactions are available
Safety features at this property include a fire extinguisher, a smoke detector, a security system, and a first aid kit
This property has outdoor spaces, such as balconies, patios, terraces which may not be suitable for children; if you have concerns, we recommend contacting the property prior to your arrival to confirm they can accommodate you in a suitable room
Front desk staff will greet guests on arrival at the property.
Access to the spa (hydrotherapy pool, Turkish bath, Finnish sauna) is available by reservation only; fees apply.
Property Registration Number IT058091A12S3UOH2P
If you cancel your booking, you'll be subject to the host's cancellation policy. In accordance with EU regulations about consumer rights, property booking services are not subject to the right of withdrawal.

We should mention

  • All guests (including children) need to be present at check-in to show their government-issued photo ID or passport.
  • Onsite cash transactions can't exceed EUR 5000, due to national regulations. For more details, please contact the property using information in the booking confirmation.
  • Reservations are needed for spa treatments. For reservations, contact the hotel before arrival using the contact information on the booking confirmation.
  • Registered guests are the only ones allowed to be in guestrooms.
  • This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly).

National rating

This property has received its official star rating from the local rating authority.

Property is also known as

Relais Trevi 133 Boutique Hotel Adults Rome
Relais Trevi 133 Boutique Hotel Adults
Relais Trevi 133 Boutique Adults Rome
Relais Trevi 133 Boutique Adults
Relais Trevi 133 Adults
One Boutique Hotel Adults Rome
One Boutique Hotel Adults
One Boutique Adults Rome
One Boutique Adults
Relais Trevi 133 Boutique Hotel Adults Only
Hotel The One Boutique Hotel & SPA - Adults Only Rome
Rome The One Boutique Hotel & SPA - Adults Only Hotel
Hotel The One Boutique Hotel & SPA - Adults Only
The One Boutique Hotel & SPA - Adults Only Rome

THE ONE Boutique Hotel & Private SPA Roma Reviews

Reviews

9.2

Wonderful

Rating 10 - Excellent. 386 out of 555 reviews
Rating 8 - Good. 108 out of 555 reviews
Rating 6 - Okay. 37 out of 555 reviews
Rating 4 - Poor. 11 out of 555 reviews
Rating 2 - Terrible. 13 out of 555 reviews

9.6/10

Cleanliness

9.4/10

Staff & service

9.2/10

Amenities

9.2/10

Property conditions & facilities

Reviews

Verified

10/10 Excellent

Renu

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great location, spacious rooms, and friendly staff. Highly recommend!
Stayed 4 nights in Mar 2026
Verified

10/10 Excellent

ALLAN

The staff and lovely room great location
Stayed 4 nights in Feb 2026
Verified

10/10 Excellent

Carlos

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Pleasant staff. Awesome breakfast. Room was comfortable and modern. Great location close to Trevi fountain and nice restaurants
Stayed 2 nights in Mar 2026
Verified

10/10 Excellent

Elizabeth

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Was wonderful, hotplate, any style eggs and buffet style sides! Great
Stayed 1 night in Mar 2026
Verified

10/10 Excellent

Michael

Liked: Cleanliness, staff & service, amenities
Very clean, great location, nice breakfast
Stayed 1 night in Oct 2025
Verified

8/10 Good

James

Liked: Cleanliness, amenities, property conditions & facilities
Clean room, great service, location is walking distance to all iconic landmarks. Shopping and restaurants galore, all outside the front door.
Stayed 4 nights in Jan 2026
Verified

10/10 Excellent

Timothy

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Perfect location, nice clean property and friendly staff. Looks just like the pictures.
Stayed 5 nights in Dec 2025
Verified

10/10 Excellent

Sarah

Liked: Cleanliness, staff & service, property conditions & facilities
Great central location to many of the tourist sites. Very clean and comfortable. Staff was very helpful and pleasant. Would definitely stay again.
Stayed 7 nights in Dec 2025
Verified

8/10 Good

Oghenovo

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excellently located.
Stayed 4 nights in Oct 2025
Verified

8/10 Good

Federico

Liked: Cleanliness, amenities, property conditions & facilities
Excelent location, clean room although I heard intermittent clicking sounds the whole night. Great breakfast, great staff.
Stayed 1 night in Dec 2025
Verified

10/10 Excellent

Luther

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Perfect location. Beautiful hotel with a great breakfast. Staff was very nice.
Stayed 1 night in Sep 2025
Verified

10/10 Excellent

Viney

Liked: Cleanliness, amenities, property conditions & facilities
Nice and helpful staff. Room was bit small for 4 people but clean. Very close to shops and transport.
Stayed 2 nights in Jan 2026
Verified

10/10 Excellent

Claudio

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very friendly and convenient to walk to all main places to visit
Stayed 3 nights in Sep 2025
Verified

10/10 Excellent

Nagib

Liked: Cleanliness, amenities, property conditions & facilities
Excellent place !
Stayed 2 nights in May 2025
Verified

10/10 Excellent

richard

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The location and the property was great! Room was very comfortable
Stayed 5 nights in Sep 2025
Verified

10/10 Excellent

BRIAN

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Stayed here for one week and loved this hotel. Breakfast was good and staff was great and friendly. It’s in a busy area but was quiet at night and only a handful of rooms around you. If a quiet is important to you this is the place to stay ! Front desk staff were so helpful as well.
Stayed 7 nights in Nov 2025
Verified

10/10 Excellent

Neldon

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The staff was very friendly and helpful. Great location
Stayed 2 nights in Aug 2025
Verified

10/10 Excellent

Pedro Elias

Liked: Cleanliness, staff & service, amenities
Great
Stayed 3 nights in Jan 2026
Verified

8/10 Good

Rebecca

Liked: Cleanliness, staff & service, property conditions & facilities
Great locati
Stayed 2 nights in Mar 2025
Verified

10/10 Excellent

Ginger

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very nice hotel in Rome. Loved the beautiful balcony overlooking the city. They breakfast was phenomenal and the staff were impeccable!
Stayed 2 nights in Jul 2025
Verified

10/10 Excellent

Joanne

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Definitely would stay again
Stayed 2 nights in May 2024
Verified

10/10 Excellent

JOSEPH

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
nice rooms, great staff....always helping, great location, highly recommend
Stayed 4 nights in Sep 2024
Verified

10/10 Excellent

Daniel

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
What a gem right in center of Rome within 15min walk to all major places. Shopping and dining is right in front of you. Staff was incredibly friendly. First spot I book when we come back to Rome for sure.
Stayed 3 nights in Oct 2025
Verified

10/10 Excellent

Mark

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great stay, very modern and accommodating
Stayed 1 night in Aug 2024
Verified

10/10 Excellent

David

Liked: Cleanliness, staff & service, property conditions & facilities
Would stay there again or recommend others.
Stayed 3 nights in Nov 2024