10 TOP Things to Do in Alajuela Province June 2026

A volcano surrounded by lush greenery and a clear blue sky with scattered clouds.

A mountain landscape with a prominent peak, surrounded by lush greenery and a valley below.

A mountainous landscape with a lake, dense forest, and a prominent volcano.

A volcano with a lake at its base, surrounded by forested hills.

A lush green landscape with a prominent mountain in the background.

Things to do

Skip-the-Line La Fortuna Waterfall Admission Ticket

£15

per adult

98% of travellers recommend

Catamaran Ocean King Manuel Antonio

£64

per adult

90% of travellers recommend

Arenal Volcano Experience Full-Day Tour from San Jose

£123

per adult

92% of travellers recommend

San Jose by Night: Small Group Food and Culture Tour with Dinner

£41

per adult

92% of travellers recommend

La Leona Waterfall Hike

£37

per adult

100% of travellers recommend

Arenal Volcano Full-Day Combo Tour with Lunch and Dinner

£137

per adult

92% of travellers recommend

Full Day Poas Volcano, La Paz Waterfall Gardens and Coffee Plantation Experience

£134

per adult

98% of travellers recommend

Sloths Watching Tour through Sloth's Territory

£37

per adult

98% of travellers recommend

San Jose: Bites and Sights Walking Food Tour including Markets

£26

per adult

98% of travellers recommend

See all activities in Alajuela Province

Explore activities
Explore thousands of experiences from activities and attractions to day tours and transfer.
Book with ease
Skip the line- book tickets online in minutes to top attractions with free cancellation on many activities.
Treat yourself
One Key members save % or more on select activities, hotels, cars and holiday rentals.
Learn about One Key

Most fun & popular experiences in Alajuela Province

Tours & day trips

See all 1030 activities

Volcano Hike, Waterfall & Hot Springs on Rincon de la Vieja

Free cancellation available

Private & custom tours

See all 189 activities

Rio Celeste, Sloth Watching & Waterfall Rainforest Experience

Free cancellation available

Food, drink & nightlife

See all 176 activities

Arenal Volcano Canyoning and Waterfall Rappelling from La Fortuna

Free cancellation available

Spa & wellness

See all 58 activities

Arenal Hanging Bridges, Volcano Hike & Hotsprings Tour with Lunch

Free cancellation available

Classes & workshops

See all 57 activities

Alajuela: Coffee Plantation Guided Tour with Tasting

Free cancellation available

What to do in Alajuela Province

Stay near popular Alajuela Province attractions

A volcano surrounded by dense forest and a lake.

Arenal Volcano

9.6/5 (3,997 reviews)

Explore Arenal Volcano, a popular spot to commune with nature in La Fortuna, and enjoy the volcano viewpoints. Wander the lush forest or discover the hot springs in this romantic area.

See properties

Where to stay in Alajuela Province

Find the best Alajuela Province areas for the activities you enjoy most.

Barrio Pilo

While Barrio Pilo isn't home to many top sights, Puentes Colgantes del Arenal and Arenal Adventure World are some notable places to visit nearby.

El Millon

If you're looking for some top things to see and do in El Millon and surrounding area, you can visit Butterfly Conservatory and Costa Rica Sky Adventures.

Stuart Hertz

When in Stuart Hertz, you can plan a visit to Jardín Botánico Else Kientzler and Catedral de la Mercedes, some noteworthy sights in the nearby area.

Rincón Rodríguez

Check out nearby sights like Botanical Orchid Garden La Garita while you're spending some time in Rincón Rodríguez and the surrounding area.

El Indio

If you're looking for some top things to see and do in El Indio and surrounding area, you can visit Jardín Botánico Else Kientzler and Catedral de la Mercedes.

Looking for fun things to do nearby? Check things to do near me to find and book the best things to do, fun activities, and top attractions wherever you happen to be.