Top things to do in Alentejo in Summer (Updated October 2026)

Alentejo, Portugal
93 Results
Try Dive Marine Reserve, Arrábida, Setúbal, Sesimbra, near Lisbon

We provide you with the opportunity to explore the bottom of the oceans. With our team you can share unforgettable experiences, discovering places and landscapes …More

We provide you with the opportunity to explore the bottom of the oceans. With our team you can share unforgettable experiences, discovering places and landscapes...

2 hours Free Cancellation
5.0 (18)
from
$97
Lisbon Eco-Try Dive - Diving Baptism

This experience consists of a training and awareness session on the ecology of the oceans as well as two dives: First dive is for adaptation. …More

This experience consists of a training and awareness session on the ecology of the oceans as well as two dives: First dive is for adaptation....

3 hours Free Cancellation
5.0 (5)
from
$111
Lisbon: Try Scuba Diving in Arrabida Marine Reserve with photos

With a special and certified team we are able to provide unique experiences to those who venture beyond the limits of human capacity. We're going …More

With a special and certified team we are able to provide unique experiences to those who venture beyond the limits of human capacity. We're going...

3 hours Free Cancellation
5.0 (94)
from
$120
Double dream dive on a Maritime Reserve

Think of a place where you dive everytime you go there, no matter the time of the year. Think of a place where you dive …More

Think of a place where you dive everytime you go there, no matter the time of the year. Think of a place where you dive...

3 hours Free Cancellation
5.0 (7)
from
$171
Try diving, breathing underwater Lisbon region

Nobody knows about diving in Portugal as we do. We are Portuguese divers and we are keen to go diving with our friends and clients …More

Nobody knows about diving in Portugal as we do. We are Portuguese divers and we are keen to go diving with our friends and clients...

4 hours Free Cancellation
5.0 (3)
from
$172
Private Tour in Arrabida Region

At the gates of Lisbon, the Arrábida is a small paradise that offers experiences of immersion in nature, its history and unique traditions. Let our …More

At the gates of Lisbon, the Arrábida is a small paradise that offers experiences of immersion in nature, its history and unique traditions. Let our...

4 hours Free Cancellation
5.0 (5)
from
$251
A day at the beach and diving

This is the ultimate fun and diving experience. It's for your entire crew. You will be sharing what you love to do with those who …More

This is the ultimate fun and diving experience. It's for your entire crew. You will be sharing what you love to do with those who...

4 hours Free Cancellation
5.0 (4)
from
$286
Half-Day boat experience - Comporta - Troia - Setubal

This is a unique opportunity to visit one of the Europe secrets. The beautiful and small caves in Serra da Arrabida, the small beaches only …More

This is a unique opportunity to visit one of the Europe secrets. The beautiful and small caves in Serra da Arrabida, the small beaches only...

3 hours Free Cancellation
4.9 (16)
from
$458
Sesimbra: Private Yacht tour in Arrábida Secret Beaches and Bays

At check in at our centre just pick up your short suit and all is ready to board one of the most fantastic adventures of …More

At check in at our centre just pick up your short suit and all is ready to board one of the most fantastic adventures of...

3 hours Free Cancellation
5.0 (4)
from
$798
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