Title: TOP Lakeside Hotels in Costa Alentejana for 2026 | Expedia.co.uk [Costa Alentejana Travel Guide](https://expedia.co.uk/Costa-Alentejana.dx3000655337)[Hotels in Costa Alentejana](https://expedia.co.uk/Costa-Alentejana-Hotels.d3000655337.Travel-Guide-Hotels)[Holiday Rentals in Costa Alentejana](https://expedia.co.uk/Costa-Alentejana-Holiday-Rentals.d3000655337.Travel-Guide-HolidayRentals)[Flights to Costa Alentejana](https://expedia.co.uk/Cheap-Flights-To-Costa-Alentejana.d3000655337.Travel-Guide-Flights)[Costa Alentejana Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Costa-Alentejana.d3000655337.Car-Hire-Guide)[Costa Alentejana Holidays](https://expedia.co.uk/Costa-Alentejana.d3000655337.Holidays-City-Breaks) ![Martinhal Beach showing general coastal views, a sandy beach and swimming](https://images.trvl-media.com/place/6081771/4baf9d4b-8d35-42eb-917b-a7cfa7f00197.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Search Lakeside Hotels in Costa Alentejana - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__price_find.svg) ### Change your mind Book hotels with free cancellation - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Treat yourself Save instantly and earn perks with One Key [Learn about One Key](https://www.expedia.co.uk/welcome-one-key) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__bed.svg) ### Be picky Search almost a million properties worldwide ## Check availability on Costa Alentejana Lakeside Hotels Tonight [14 Dec - 15 Dec](https://www.expedia.co.uk/Hotel-Search?regionId=3000655337&startDate=2025-12-14&endDate=2025-12-15&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) Tomorrow [15 Dec - 16 Dec](https://www.expedia.co.uk/Hotel-Search?regionId=3000655337&startDate=2025-12-15&endDate=2025-12-16&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) Next weekend [19 Dec - 21 Dec](https://www.expedia.co.uk/Hotel-Search?regionId=3000655337&startDate=2025-12-19&endDate=2025-12-21&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) In two weeks [26 Dec - 28 Dec](https://www.expedia.co.uk/Hotel-Search?regionId=3000655337&startDate=2025-12-26&endDate=2025-12-28&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) ## Our top choices for Costa Alentejana hotels on the lake ![Exterior](https://images.trvl-media.com/lodging/50000000/49120000/49110600/49110537/0661e138.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Premium bedding, individually decorated, individually furnished](https://images.trvl-media.com/lodging/50000000/49120000/49110600/49110537/ae5fadb3.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Dome House Duplex | Living area](https://images.trvl-media.com/lodging/50000000/49120000/49110600/49110537/597839a1.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Panoramic Domes | Premium bedding, individually decorated, individually furnished](https://images.trvl-media.com/lodging/50000000/49120000/49110600/49110537/9f72db51.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### wecamp Reserva Alecrim [](https://www.expedia.co.uk/Setubal-Hotels-Reserva-Alecrim-Amazing-Glamping.h49110537.Hotel-Information) Santiago do Cacém 9.0/10 Wonderful (53) "Absolutely loved this place. We will be back, thank you Reserva Alecrim!" ![United Kingdom](https://a.travel-assets.com/egds/marks/flags/uk.svg) Diogo [](https://www.expedia.co.uk/Setubal-Hotels-Reserva-Alecrim-Amazing-Glamping.h49110537.Hotel-Information) ![Interior detail](https://images.trvl-media.com/lodging/111000000/110720000/110717900/110717865/9db0c2c8.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Outdoor pool](https://images.trvl-media.com/lodging/111000000/110720000/110717900/110717865/c6aeba43.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Interior](https://images.trvl-media.com/lodging/111000000/110720000/110717900/110717865/ff2e2601.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/111000000/110720000/110717900/110717865/3526b6bd.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Alapega Live Slow [](https://www.expedia.co.uk/Alcacer-Do-Sal-Hotels-Alapega-Live-Slow.h110717865.Hotel-Information) Alcacer do Sal 10/10 Exceptional (1) £152 includes taxes & fees 18 Dec - 19 Dec [](https://www.expedia.co.uk/Alcacer-Do-Sal-Hotels-Alapega-Live-Slow.h110717865.Hotel-Information) ![Exterior](https://images.trvl-media.com/lodging/2000000/1230000/1227700/1227684/b911690c.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Restaurant](https://images.trvl-media.com/lodging/2000000/1230000/1227700/1227684/967cd6d7.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/2000000/1230000/1227700/1227684/dfba77b2.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Superior Double Room, Balcony, River View | Minibar, in-room safe, free WiFi](https://images.trvl-media.com/lodging/2000000/1230000/1227700/1227684/3fccfcc6.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Vale do Gaio Hotel [](https://www.expedia.co.uk/Alcacer-Do-Sal-Hotels-Vale-Do-Gaio.h1227684.Hotel-Information) Alcacer do Sal 8.6/10 Excellent (4) "Super charming and tranquil. Special place." ![United States](https://a.travel-assets.com/egds/marks/flags/us.svg) gavin £115 includes taxes & fees 4 Jan - 5 Jan 2026 [](https://www.expedia.co.uk/Alcacer-Do-Sal-Hotels-Vale-Do-Gaio.h1227684.Hotel-Information) ![Marina](https://images.trvl-media.com/lodging/73000000/72530000/72521500/72521408/f7a96926.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Property grounds](https://images.trvl-media.com/lodging/73000000/72530000/72521500/72521408/w2304h1533x0y1-48a2b128.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/73000000/72530000/72521500/72521408/f0342b61.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![1 bedroom, iron/ironing board, free WiFi, bed sheets](https://images.trvl-media.com/lodging/73000000/72530000/72521500/72521408/7ba2f5c7.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### THE LEGENDARY BAY - Thematic Suíte [](https://www.expedia.co.uk/Seixal-Hotels-THE-LEGENDARY-BAY-Thematic-Suite.h72521408.Hotel-Information) Seixal £61 includes taxes & fees 1 Jan - 2 Jan 2026 [](https://www.expedia.co.uk/Seixal-Hotels-THE-LEGENDARY-BAY-Thematic-Suite.h72521408.Hotel-Information) ![Marina](https://images.trvl-media.com/lodging/28000000/27180000/27173800/27173710/ee9e97dd.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Marina](https://images.trvl-media.com/lodging/28000000/27180000/27173800/27173710/ae6461da.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/28000000/27180000/27173800/27173710/c1150655.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Dining](https://images.trvl-media.com/lodging/28000000/27180000/27173800/27173710/5707abc6.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### THE BOAT Apartment Theme [](https://www.expedia.co.uk/Seixal-Hotels-THE-BOAT-Apartment-Theme.h27173710.Hotel-Information) Seixal 10/10 Exceptional (3) "A very comfortable place and nice to be right there in the seaside neighborhood. We took the ferry across to Lisboa (inexpensive and quick) and had a great day. Pedro was a pleasure to meet and he was very helpful with local tips." ![Australia](https://a.travel-assets.com/egds/marks/flags/au.svg) Shayne A. £112 includes taxes & fees 1 Jan - 2 Jan 2026 [](https://www.expedia.co.uk/Seixal-Hotels-THE-BOAT-Apartment-Theme.h27173710.Hotel-Information) Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply. [View all properties](https://expedia.co.uk/Hotel-Search?startDate=2025-12-28&endDate=2025-12-29®ionId=3000655337&adults=2&location_highlights_explore=on_lake&sort=RECOMMENDED&openPlayBack=true) ## Top Costa Alentejana Hotel Reviews ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - [Serviced Apartments in Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/Comunidade-Intermunicipal-Do-Alentejo-Litoral-Apart-Hotels.d553248635975748904-aaApartHotels.Travel-Guide-Accommodation) - [Resorts in Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/Comunidade-Intermunicipal-Do-Alentejo-Litoral-Hotel-Resorts.d553248635975748904-aaHotelResorts.Travel-Guide-Accommodation) - [Cheap Hotels in Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/Comunidade-Intermunicipal-Do-Alentejo-Litoral-Hotels-Budget-Hotels.0-0-d553248635975748904-tBudgetHotels.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/Comunidade-Intermunicipal-Do-Alentejo-Litoral-Hotels-Luxury-Hotel.0-0-d553248635975748904-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Pousadas de Portugal Hotels in Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/Comunidade-Intermunicipal-Do-Alentejo-Litoral-Hotels-Pousadas-De-Portugal.0-0-d553248635975748904--bPousadasdePortugal.Travel-Guide-Filter-Hotels) - [Hotels near Furnas Beach ](https://www.expedia.co.uk/Furnas-Beach-Hotels.0-l6319246-0.Travel-Guide-Filter-Hotels) - [Adults Only Resorts & in Southwest Alentejo and Vicentine Coast Natural Park ](https://www.expedia.co.uk/Southwest-Alentejo-And-Vicentine-Coast-Natural-Park-Hotels-Adults-Only-Resorts.0-0-d6157152-tAdultsOnlyResorts.Travel-Guide-Filter-Hotels) - [Pet-Friendly Hotels in Southwest Alentejo and Vicentine Coast Natural Park ](https://www.expedia.co.uk/Southwest-Alentejo-And-Vicentine-Coast-Natural-Park-Hotels-Pet-Friendly-Hotel.0-0-d6157152-tPetFriendlyHotel.Travel-Guide-Filter-Hotels) - [Southwest Alentejo and Vicentine Coast Natural Park Hotels ](https://www.expedia.co.uk/Southwest-Alentejo-And-Vicentine-Coast-Natural-Park-Hotels.d6157152.Travel-Guide-Hotels) - [Flights from Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/lp/flights/553248635975748904/flights-from-comunidade-intermunicipal-do-alentejo-litoral) - [Southwest Alentejo and Vicentine Coast Natural Park Holidays ](https://www.expedia.co.uk/Southwest-Alentejo-And-Vicentine-Coast-Natural-Park.d6157152.Holidays-City-Breaks) - [Avis Rental Cars in Southwest Alentejo and Vicentine Coast Natural Park ](https://www.expedia.co.uk/Avis-Car-Rentals-In-Southwest-Alentejo-And-Vicentine-Coast-Natural-Park.d6157152-c41.Car-Rental-Guide-Suppliers) - [Car hire near Southwest Alentejo and Vicentine Coast Natural Park ](https://www.expedia.co.uk/Compare-Cheap-Car-Hire-In-Southwest-Alentejo-And-Vicentine-Coast-Natural-Park.d6157152.Car-Hire-Guide) - [Interrent Rental Cars in Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/Interrent-Car-Rentals-In-Comunidade-Intermunicipal-Do-Alentejo-Litoral.d553248635975748904-c1115.Car-Rental-Guide-Suppliers) - [Sixt Ni Rental Cars in Comunidade Intermunicipal do Alentejo Litoral ](https://www.expedia.co.uk/Sixt-Ni-Car-Rentals-In-Comunidade-Intermunicipal-Do-Alentejo-Litoral.d553248635975748904-c1126.Car-Rental-Guide-Suppliers)