ONE66 Hotel is a 4-star retreat in Ljubljana, Slovenia. Located at Celovska Cesta 166, it sits about 1,9 mi from the city center, making it a convenient base for exploring the Slovenian capital.

Amenities lean traveler-friendly: free Wifi, air conditioning, and soundproof rooms ensure a comfortable stay, while a 24-hour front desk is ready to help. On-site options include a Restaurant and Bar, plus a Fitness center that is free to use. Parking choices come with extra charges—Private Parking and Parking On Site—while practical touches include a kitchenette with kitchenware, non-smoking rooms, an elevator, and a terrace. Upper floors are accessible by elevator, and Kids' meals are free; Meeting/Banquet facilities are available for events (additional charges).

The hotel has 4785 reviews, reflecting a bustling presence in the heart of Ljubljana.

Dining at One66 brings a little something for every palate, with cuisines ranging from American and Italian to pizza, seafood, local, European, and grill BBQ. The on-site restaurant carries a family-friendly, modern vibe, and a Bar provides a relaxed spot to unwind after a day of wandering Ljubljana. It’s all conveniently tucked into the hotel’s lively setting, making meals and beverages a breezy part of the journey.

Practical touches add to the convenience: a kitchenette with kitchenware in select accommodations, non-smoking rooms, and a terrace for fresh-air moments. Parking options include Private Parking and Parking On Site, both with an extra charge. Pets are allowed, and kids’ meals are free, while meeting and banquet facilities are available for events (additional charges). Payment can be made by cash, Visa, Mastercard, or Maestro, and the property has 5,033 reviews reflecting its bustling presence.

A varied selection of accommodations includes Apartments, King Rooms, and Standard Rooms, offering options that suit couples, families, and groups. The setting keeps Ljubljana within easy reach, allowing quick returns to the hotel after a day’s explorations. With on-site dining, flexible spaces, and a welcoming policy for pets and kids, it’s a comfortable hub for travelers ready to tune into the Slovenian capital.