Grand Allison offers its guests a kids' pool, an outdoor pool, a sauna, and a fitness centre. There's a restaurant on site. A 24-hour business centre and 5 meeting rooms are available.
Public spaces have free WiFi and wired Internet. Grand Allison also features a garden, concierge services, and laundry facilities. A roundtrip airport shuttle is free (available 24 hours). Self parking is free.
Smoking is allowed in designated areas at this 3.5-star Sentani hotel.