The luxury of time for you

The 174 rooms of the Grand Hotel des Thermes compete for comfort, charm and personality. Our highly qualified staff reserves a friendly, refined welcome with discreet yet efficient service. As guests, you have free access to the indoor swimming pool, sea-mist room, sauna, hammam, and cardio-training area. You also get preferential rates for the Aquatonic Pool, golf, surfschool…

Perfect stay in Saint-Malo

A beautiful combination of stone and metal, the hotel’s majestic architecture overlooks the open sea and is surrounded by vast expanses of sand. This wonderful view can be admired from the hotel’s superb terrace, lounges, rooms and suites.



Suite Book

66m² Sea view, 2 bedrooms (1 double bed or 2 twin beds), lounge, 3 bow-windows, 2 bathrooms, one with a bath, one with a shower, WC.

Suite Junior

Suite Junior Book

60m² Sea view, 2 bedrooms (1 double bed or 2 twin beds) one with lounge, 3 balconies, 2 bathrooms, one with a bath, one with a shower, WC.

Chambre Croisière Prestige

Croisière Prestige Book

Room with sea view, 38m², 1 double bed or 2 twin beds, with a lounge, room with bath and shower, WC. Baby cot or extra bed possible.


Croisière Salon Book

40m², sea view, 1 room (large bed or twin beds), lounge, bathroom with bath, WC. Baby cot or extra bed possible.

Chambre Croisiere Grand Large

Croisière Grand Large Book

32m² sea view, 1 double bed or 2 twin beds, bathroom with a bath, WC. Possibility to have communicating rooms (with a room Transat Emeraude). Baby cot possible.


Transat Emeraude Book

Facing south, 24 m², 1 double bed or 2 twin beds, bathroom with a bath, WC. Possibility to have communicating rooms (with a room Croisière Grand Large).


Escale Supérieure Mer ou Sud Book

30m², sea view, twin beds or a large bed, bath room with shower or bath, WC. Baby cot or extra bed possible.

Escale Emeraude Sud Book

Facing south, 30m², twin beds or a large bed, bathroom with a bath, WC. Baby cot or extra bed possible.

Transat Classique

Transat Classique Sud Book

24m², facing south, bathroom with shower or bath, WC.

chambre regate mer

Régate Mer Book

Single room with sea view, 16m², single bed, bathroom with shower with jets, WC.

Chambre individuelle Regate Sud

Régate Sud Book

Single room facing south, 16m², single bed, bathroom with shower with jets, WC.

Room facilities

  • Safe and mini-bar
  • TV satellite and Canal +
  • Local tax : 1.50 €/day/person
  • Bathrobe available in your room
  • Phone
  • Hair dryer
  • Flat screen TV
  • Radio
  • Alarm Clock
  • Courtesy tray in some rooms


Unlimited access to Swimming pool, Cardio Training Area, Hammam, Sauna, Sea mist room, Strength training.

Piscine de détente, piscine d'eau salée à Saint-Malo

Seawater swimming pool

For a relaxing moment in a heated seawaterpool


Sauna & Hammam

The hotel sauna and hammam are offering you moments of well-being



You have unlimited access to the fitness room

For more relaxation and well-being

With a direct access from the Hotel, make the most of the Seawater Spa, the Spa and the Aquatonic Pool of the Thermes Marins de Saint-Malo !

Special prices for the Aquatonic Pool

club de l'enfant de l'hotel

Kids’ club

The Grand Hôtel des Thermes offers a Kids’ Club which welcomes children from 2 months to 6 years.

A qualified and friendly staff will welcome your children.

bagagerie du Grand Hôtel des Thermes à St-Malo

Luggage service

Our team will help you with your luggage on your arrival and departure.

room-service, petit déjeuner en chambre

Room Service

Breakfast served in your bedroom from 7AM to 10.45AM
Room service from 9AM to 11PM

Petit Déjeuner
Served in your room from 7AM à 11AM

Lunch ot dinner
Served from 12:15PM to 2PM and from 7:15PM to 9:45PM

salon de coiffure des Thermes

Hair Salon

Our team of hairdressers will welcome you at the Furterer Hair salon of the Thermes Marins.

Mondays to Saturdays from 10AM to 6:30PM

boutique des thermes


For your enjoyment we have selected and created a whole range of clothing and accessories.
Open Mondays to Saturdays from 9AM to 1PM and from 1:30PM to 8:15 PM

Hotel’s benefits

  • Reception 24/7
  • Direct access to the Thalasso area and the Spa of Thermes Marins
  • Breakfast : continental buffet or breakfast in the room
  • Bar lounge with sea view
  • Terrace facing the sea, garden facing South, solarium
  • Possibility of shuttle from the train station and from the airport to the hotel
  • Baby equipment on request (free)
  • Bike rental on request
  • Laundry service
  • Access for disabled people
  • Children under 12 : free accommodation in the parents’ bedroom
  • Garage : 16 €/day (6 days package : 80 €)
  • Extra bed (from the Escale category room only)
  • Pets allowed (except in the restaurants and in the Thalasso area)

Your « rendez-vous »



Every Friday, at the Thalasso’s reception (near the Thermes Marins Boutique) from 9am to 1pm and from 2pm to 6pm, discover a large range of Thermes Marins’ cosmetics.

chocolats saint-malo


Every Saturday from 10am to 1pm, discover the chocolates of Pascal Pochon in the bar « La Passerelle ».

Conference diététique


Monday at 6 :30 pm : Thalassotherapy’s conference will be held in one of the hotel lounges

Wednesday at 6 :30 pm  : « Preventive nutrition » conference

Cours de cuisine

Cuisine workshops

Friday at 11am : Diet cuisine presented by our chef Patrice Dugué

Friday at 2 pm : Diet desserts presented by our Pastry chef Pascal Pochon