A coastal cliff with a lighthouse, rocky shoreline, and turbulent sea.

Adults Only & Resorts in Costa Alentejana from AU$168

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Check availability on Costa Alentejana Adults Only

Tonight
23 Aug - 24 Aug
Tomorrow
24 Aug - 25 Aug
Next weekend
28 Aug - 30 Aug
In two weeks
4 Sept - 6 Sept

Our top choices for Costa Alentejana adults-only hotels

A poolside area with lounge chairs and a wooden fence in the background.
A rooftop patio with a white sofa, a small round table, and a wooden staircase.
A modern interior with round tables and cushioned seating, a central counter with a display case, and a patterned floor.
A reception area with a black counter, wicker pendant lights, a framed photograph, and a potted plant.

1. Lazy Days Adults Only Duna Parque Resorts & Hotels

Lazy Days Adults Only Duna Parque Resorts & Hotels
Odemira
Canada
Mitchell
AU$179
includes taxes & fees
13 Sept - 14 Sept
Lazy Days Adults Only Duna Parque Resorts & Hotels
A modern outdoor seating area with glass walls, wooden flooring, and metal chairs.
A modern outdoor deck with a view of the ocean and distant landscape.
A spacious dining area with large windows overlooking the sea, featuring wooden tables and chairs, and hanging pendant lights.
An aerial view of a coastal area with a beach, a large body of water, and a road curving through the landscape.

2. Palmares Beach House Hotel - Adults Friendly

Palmares Beach House Hotel - Adults Friendly
Lagos
United States
Heidi
AU$458
includes taxes & fees
17 Sept - 18 Sept
Palmares Beach House Hotel - Adults Friendly
A buffet area with a variety of food items, including cakes and pastries, arranged on a counter with a tiled floor and large windows in the background.
A cobblestone pathway flanked by lush greenery and a bamboo fence.
A hotel room with a large bed, a desk, a television, and a wicker chair.
A pool area with lounge chairs, a pergola, and a statue.

3. Charming Residence & Guest House Dom Manuel I (Adults only)

Charming Residence & Guest House Dom Manuel I (Adults only)
Praia Dona Ana
Canada
Miranda
AU$324
includes taxes & fees
20 Sept - 21 Sept
Charming Residence & Guest House Dom Manuel I (Adults only)
A swimming pool with lounge chairs and umbrellas, surrounded by a fenced area with palm trees and a building with warm lighting.
A courtyard with a wooden staircase leading to a covered area, surrounded by lush greenery and a red building.
An outdoor dining area with wicker furniture and a wooden deck.
A cobblestone pathway flanked by lush tropical plants and a red building.

4. Villas D. Dinis Charming Residence - Adults Only

Villas D. Dinis Charming Residence - Adults Only
Praia Dona Ana
United States
Marissa
AU$317
includes taxes & fees
29 Aug - 30 Aug
Villas D. Dinis Charming Residence - Adults Only
A rooftop pool with a view of a marina and boats.
A modern dining area with large windows, multiple tables, and hanging pendant lights.
A modern hotel lobby with a sofa, a rug, a wooden sculpture, and large windows offering a view of palm trees and a beach.
A modern living room with a white sofa, two armchairs, a coffee table, and a large pillar.

5. Lagos Avenida Hotel

Lagos Avenida Hotel
Santo Amaro
United States
Michael
AU$520
includes taxes & fees
15 Sept - 16 Sept
Lagos Avenida Hotel
A covered outdoor seating area with white chairs and a white balustrade overlooking a coastal landscape.
A neatly arranged hotel room with a bed, bedside tables, a lamp, a heater, a wardrobe, and a painting on the wall.
A swimming pool with yellow lounge chairs and a wooden table, surrounded by potted plants and a building with balconies.
A narrow pathway with artificial grass, surrounded by potted plants and a yellow wall.

6. Ocean View Lagos

Ocean View Lagos
Torralta
Canada
Jacqueline
AU$168
includes taxes & fees
16 Sept - 17 Sept
Ocean View Lagos
A beach with clear blue water, sandy shore, and rocky cliffs.
A swimming pool with lounge chairs and umbrellas, surrounded by palm trees and a building with balconies.
A wooden boardwalk leading to a beach with buildings in the background.
A buffet with various food items, including meats and cheeses, in a well-lit room with large windows and a view of the outdoors.

7. Hotel Alcaide

Hotel Alcaide
Portimão
United Kingdom
Dariusz
AU$198
includes taxes & fees
20 Sept - 21 Sept
Hotel Alcaide
A beach with rocky formations and a clear view of the sea.
A hotel with a modern design, featuring multiple balconies and a prominent entrance.
A balcony with a view of a marina, a round table, and two chairs.
A modern living room with a sofa, two chairs, a round coffee table, and a macrame wall hanging.

8. Jupiter Marina Hotel - Couples & Spa

Jupiter Marina Hotel - Couples & Spa
Portimão
Netherlands
Mart van
AU$314
includes taxes & fees
9 Sept - 10 Sept
Jupiter Marina Hotel - Couples & Spa
A restaurant with tables set for dining, a pool area visible through large windows, and greenery hanging from the ceiling.
A pool area with lounge chairs and a view of the beach.
A restaurant with wooden tables and chairs, hanging plants, and a TV mounted on the wall.
A spacious lobby with a central water feature, multiple seating areas, and a high ceiling with decorative lighting.

9. AP Oriental Beach - Adults Friendly

AP Oriental Beach - Adults Friendly
Praia da Rocha
United Kingdom
stanton
AU$361
includes taxes & fees
31 Aug - 1 Sept
AP Oriental Beach - Adults Friendly
A clear view of a swimming pool with a view of the sea and distant land.
A spacious dining area with high ceilings, large windows, and a variety of seating arrangements.
A modern hotel room with a large flat-screen TV mounted on a wall, a bed with a headboard, a bedside table with a lamp, and a large window with curtains.
A modern hotel lobby with a reception desk, seating area, and large windows.

10. Longevity Health and Wellness Hotel - Adults Only

Longevity Health and Wellness Hotel - Adults Only
Portimão
United Kingdom
Dawn Rochelle
AU$382
includes taxes & fees
21 Sept - 22 Sept
Longevity Health and Wellness Hotel - Adults Only
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Top Costa Alentejana Hotel Reviews