O2 Oxygen provides comfortable accommodations with private bathroom facilities and free Wi-Fi. It has a rooftop restaurant, a terrace and a tour desk. Parking is available for free on site. The O2 Oxygen Kolkata Hotel is located about 9.3 mi from the famous Nicco Park and 0.9 mi from Kolkata Airport. There is a bus station just 1640 feet from the hotel. The rooms are air conditioned and feature a comfortable seating area with a sofa, a flat-screen TV, and a writing desk. Room slippers and free toiletries are provided for guests’ convenience. The restaurant serves a selection of Indian dishes. Guests can also enjoy their meals in the privacy of their rooms. An early morning take away breakfast is available to guests.