Underrated European Islands That Should Be on Your Radar

Let’s be real, when people think about a European island vacation, the usual suspects pop up: Santorini, Ibiza, maybe Capri. And while those places are stunning, they’re also crowded, expensive and, let’s be honest, a little overhyped. If you’re looking for something a bit quieter, more authentic and still absolutely beautiful, we’ve got you covered. Here are a few of Europe’s underrated islands that deserve way more love than they get. Pack your flip-flops and let’s go exploring.

Vis, Croatia

Vis is what the more famous Croatian islands (ahem, Hvar) used to be before the party boats and cruise crowds took over. Located further out in the Adriatic Sea, Vis is peaceful, scenic and steeped in history. Oh, and it was the filming location for Mamma Mia 2, so you know it’s gorgeous.

Why it’s special: Fewer tourists, untouched beaches, and some of the best seafood you’ll ever eat.

Don’t miss: A boat trip to the Blue Cave and fresh grilled fish at a konoba (local tavern) by the water.

Ischia, Italy

While everyone’s scrambling for a spot on the Amalfi Coast or Capri, Ischia quietly waits just a short ferry ride away from Naples. It’s bigger, more affordable and has an amazing mix of beaches, volcanic hot springs and charming villages.

Why it’s special: A perfect mix of relaxation and adventure—with fewer designer boutiques and more authenticity.

Don’t miss: A soak in the natural thermal baths at Poseidon Gardens and a sunset hike to the top of Mount Epomeo.

São Jorge, Azores, Portugal

The Azores are basically Europe’s best-kept secret. And São Jorge is one of the least visited of the nine islands—which is exactly why you should go. Picture lush cliffs, dramatic coastlines and cows outnumbering people.

Why it’s special: Great for hikers, nature lovers and people who want to completely unplug.

Don’t miss: The Fajã da Caldeira de Santo Cristo trail and a taste of the island’s famous tangy São Jorge cheese.

Ile de Ré, France

This little Atlantic gem off the west coast of France is a dreamy escape full of whitewashed villages, salt marshes, and quiet beaches. It’s where the French go for laid-back summer holidays—chic, but understated.

Why it’s special: Think of it as the French Riviera’s quieter cousin, with a touch of nautical charm and amazing seafood.

Don’t miss: Biking around the island’s flat, scenic trails and grabbing oysters fresh from the source in Ars-en-Ré.

Formentera, Spain

Just a short ferry ride from Ibiza, Formentera is often overlooked—which is honestly a blessing. It’s relaxed, beautiful, and has some of the clearest waters in the Mediterranean. No massive beach clubs, no chaos—just chill island vibes.

Why it’s special: It feels like a postcard you get to walk around in. Plus, it’s super easy to combine with a trip to Ibiza if you want the best of both worlds.

Don’t miss: Renting a scooter to explore the beaches and watching the sunset at Cap de Barbaria lighthouse.

There’s something extra special about discovering a place that hasn’t been taken over by the travel masses. These islands offer a slower pace, local charm and the kind of authentic experiences that are getting harder to find in Europe. So next time you're craving sun and sea, skip the obvious spots. Go where the locals go, where the roads are quieter and where you might just have a beach all to yourself. Your secret island escape is out there—go find it.