Offering air-conditioned rooms and Wi-Fi in public areas, Hotel Hefaistos - Mamaia is 3.3 km from the Delfinariu and 7 minutes' walk from Crema Summer Club Mamaia. Located a short way from the Mamaia Pier, the hotel has an à la carte restaurant as well as a nightclub, a sun terrace, and a shared lounge onsite.

Mamaia centre is 30 minutes' walk, and sports attractions such as the Gravity Park are 3.5 km away. Natural attractions in the area include Crush Beach, 950 metres from the Hefaistos, and a beach is around 5 minutes away by car. A private beach is 1.2 km from this 3-star hotel, while the Museum of Natural Sciences Constanța is situated 3.4 km away. Guests can visit the Luna Park amusement park, which is a 19-minute walk away, and spend quality time with their families. There is Melody bus stop just near the Hefaistos Mamaia.

This property features 48 rooms with a minibar fridge, and such comforts as an air conditioner. Bathrooms with a separate toilet and a sink, also include hairdryers and bath sheets.

The smoke-free hotel boasts Hefaistos Mamaia restaurant with European cuisine. Guests can quench their thirst in the lounge bar with their favourite drink. The bar area includes a lounge. There is a restaurant serving Central European food about 400 metres away.