TUI Isla cruise ship has a total of 79 staterooms in 2 types and 9 categories. Regardless of category, all cabins offer as standard (complimentary) amenities and services King-size double bed (most convertible to two twins / lower single beds), bedside cabinets (2-drawer), wall-mounted reading lamps, mirrored vanity table (writing desk) with armchair, low table with lounge chair, modern large slide-opening wardrobe, electronic safe box (in the closet), smart HDTV (satellite reception, ship info channel with daily scheduled activities, real-time camera views), 220 V power sockets, en-suite bathroom (single-sink vanity, WC-toilet, glass shower, hairdryer, shaver socket, slippers, bathrobes), individually controlled air-conditioning, LED ceiling lights.
- French Balcony Suite (Decks 2-3) are sized 24 m2 (260 ft2) and feature King-size bed (convertible), bigger bathroom, sofabed, separate dressing area.
- Superior French Balcony Cabin (Decks 2-3) are sized 15 m2 (160 ft2) and each fitted with King-size bed (convertible to twins).
- French Balcony Cabin (Decks 2-3) are sized 12 m2 (130 ft2) and have a fixed double bed (non-convertible).
- Superior Cabin (Deck 1) is sized 15 m2 (160 ft2) and has King-size bed (convertible to 2 single beds).
- Standard Cabin (Deck 2) is sized 12 m2 (130 ft2) and has a full-sized window (non-opening) and fixed double bed (non-convertible).
- Standard Cabin (Deck 1) is sized 12 m2 (130 ft2) and has a fixed double bed and two Porthole windows.
- Single Cabin (Deck 1) and French Balcony Single Cabin (Deck 2) are sized 12 m2 (130 ft2) and fitted with a single bed, desk and lounge chair.
Most TUI Isla cabins are double-occupancy. Suites are triple-occupancy (fitted with corner sofabeds) and additionally have mini-bar (fridge) and two French Balconies. All Lower Deck cabins are with porthole windows (two non-opening, round-shaped windows located near the ceiling / riverside, at water level). All staterooms on Main-Middle Deck and Upper Deck are French Balcony cabins with floor-ceiling (wall-to-wall) windows slide-opening to a railing (false balcony).