Hotel in Istanbul
5-Star Hotel
Reasons to book
Guests love it hereGuests give this property a top rating
Top-tier experienceA high end property in this area
Book with confidenceWe partner with the top travel sites so you know you're getting a great deal on the perfect rental
About this hotel
Along with 3 restaurants, this smoke-free hotel has a full-service spa and an indoor pool. Free WiFi in public areas and free self parking are also provided. Other amenities include 2 bars/lounges, a fitness center, and a 24-hour business center.
Housekeeping is available on request.
JW Marriott Hotel Istanbul Marmara Sea offers 231 air-conditioned accommodations with minibars and laptop-compatible safes. Pillowtop beds feature down comforters and premium bedding. A pillow menu is available. 43-inch LED televisions come with premium satellite channels and pay movies. Bathrooms include separate bathtubs and showers, bathrobes, slippers, and bidets.
An indoor pool and a seasonal outdoor pool are on site. Other recreational amenities include a fitness center.
Housekeeping is available on request.
JW Marriott Hotel Istanbul Marmara Sea offers 231 air-conditioned accommodations with minibars and laptop-compatible safes. Pillowtop beds feature down comforters and premium bedding. A pillow menu is available. 43-inch LED televisions come with premium satellite channels and pay movies. Bathrooms include separate bathtubs and showers, bathrobes, slippers, and bidets.
Guests can surf the web using the complimentary wired and wireless Internet access. Business-friendly amenities include desks, desk chairs, and phones. Additionally, rooms include espresso makers and complimentary bottled water. Hypo-allergenic bedding, change of towels, and change of bedsheets can be requested. Housekeeping is provided daily.
An indoor pool and a seasonal outdoor pool are on site. Other recreational amenities include a fitness center.
Amenities at JW Marriott Hotel Istanbul Marmara Sea
Restaurant
Air conditioning
Pool
Non-smoking
Gym
TV
Bathroom
Coffee/tea maker
Bar
Spa
Balcony/Terrace
WiFi/Internet
Minibar
Garden
Kettle
Laundry services
Sauna
Bath or shower
Ironing facilities
Towels
Desk
Hairdryer
Map of Istanbul
Available Rooms
Ratings and reviews
10 / 10Outstanding·Jun 2026
Best stay ever
10 / 10Outstanding·Jun 2026
From the second we arrived until leaving everything was just awesome.
Cleanliness of room and in general 11 over 10
Service level and friendliness of staff 20 over 10
Special thanks to Yagmur from the reception team for her kindness, attention and knowledge. Her service level was absolutely amazing.
10 / 10Outstanding·Jun 2026
Excellent stay as usual. The best new and modern hotel in the area with great food and amazing staff. Will be back soon.
5 / 10·Oct 2026
I had an excellent stay! The room was spotless and very comfortable, with a lovely balcony to relax on. The staff were incredibly friendly and attentive, making me feel welcome throughout my visit. I also really appreciated the effective air conditioning, which kept the room cool and comfortable. Overall, the hotel exceeded my expectations and I would highly recommend it to anyone looking for a clean, comfortable, and well-managed place to stay.
$$$$
Top rated by guests
9.6Outstanding
(472 Ratings)
"Best stay ever"
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