Where Is Sardinia? Italy’s Mediterranean Island Explained

Sardinia is the second-largest island in both Italy and the Mediterranean Sea, after Sicily. Located west of mainland Italy and just below Corsica, it covers 24,100 square kilometers and is about 31 times larger than New York City.

For American travelers, that scale matters. Sardinia can be a full island vacation or part of a longer Italy itinerary, but it should be planned with care. With Olbia as a practical arrival base, Northeast Sardinia and Costa Smeralda become much easier to understand, reach, and enjoy.

If you are planning a first trip from the United States, start with our Sardinia Travel Guide for Americans to understand airports, regions, distances and where to stay.

Quick answer: Sardinia is an Italian island in the Mediterranean Sea, located west of mainland Italy and south of Corsica. It is not a country; it is an autonomous region of Italy. On a map of Europe, Sardinia sits in the central Mediterranean, between the Italian peninsula, Corsica, Sicily and North Africa.

Where Is Sardinia in Italy?

Sardinia lies in the central Mediterranean, off the western side of Italy. It is separate from the mainland, with no bridge or road connection, so travelers reach the island by air or by ferry.

On a map, look for Sardinia below Corsica and west of Rome, Naples, and the Italian peninsula. The island is surrounded by sea and combines beaches, mountains, rural areas, towns, and resort regions.

For trip planning, the main point is simple: Sardinia is large enough that your arrival airport, hotel base, and chosen coast will shape the entire vacation.

Where Is Sardinia on a Map?

Where Is Sardinia on a Map?

When you search for “Sardinia Italy map,” look for the large island to the west of the Italian mainland. Corsica is directly above it. Sicily, another Italian island, is farther south and east. On a map of Europe, Sardinia sits in the central Mediterranean, between the Italian peninsula, Corsica, Sicily and North Africa.

A map of Sardinia and Italy helps show why the island feels separate from the mainland. Sardinia is Italian, but it is also a large Mediterranean island with its own geography, pace, food traditions, coastline, and travel rhythm.

The island is surrounded by sea, and many of its best-known travel experiences are coastal: beach days, boat trips, seaside towns, and drives between different areas of the island.

How Big Is Sardinia?

Sardinia covers 24,100 square kilometers, making it one of the largest islands in the Mediterranean. For American travelers, a useful comparison is with small U.S. states: Sardinia is almost the same size as Vermont, slightly larger than New Hampshire, and only a little smaller than Maryland.

Compared with New York City, the difference is even more striking. The municipal territory of New York City covers about 778 square kilometers, which means Sardinia is about 31 times larger.

That scale matters. Staying in the northeast creates a very different trip from staying in the south, west, or inland. A good Sardinia itinerary usually focuses on one region at a time instead of trying to see the entire island too quickly.

Why Olbia Matters for First-Time Visitors

Olbia is one of the main gateways to Sardinia, especially for travelers heading to the northeast coast. If you are arriving on the seasonal direct flight from New York to Olbia, the northeast is the most practical place to start.

From Olbia, travelers are well positioned for the coastal areas of northeast Sardinia, including Gallura and the Costa Smeralda. This is often the simplest introduction to the island because it avoids unnecessary backtracking after arrival and lets the trip begin near the coast.

Olbia is not “all of Sardinia.” It is a gateway. But for many first-time visitors, it is a useful arrival point because it connects directly to the part of the island many people picture when they first start researching Sardinia: pale beaches, granite coastline, resort towns, boat-friendly waters, and nearby beaches that quickly show the appeal of Northeast Sardinia.

If you are landing in Olbia and planning to explore beyond your hotel base, our guide to car rental at Olbia Airport explains how driving distances can shape your trip.

Sardinia, Gallura, and Costa Smeralda: How the Geography Fits Together

Think of Sardinia first as the island. Olbia is a city in the northeast. Gallura is the broader northeastern region. Costa Smeralda is a famous coastal area within that northeastern part of the island.

That distinction helps when reading hotel descriptions, beach guides, or itinerary advice. A property may say it is near Olbia, in Gallura, or on the Costa Smeralda, and those phrases are not interchangeable. They point to different levels of geography.

A simple way to understand it:

• Sardinia is the island.
• Olbia is a major arrival point in the northeast.
• Northeast Sardinia is the broader area around Olbia and the surrounding coast.
• Gallura is the regional area in the northeast.
• Costa Smeralda is a specific coastal zone within northeast Sardinia.

This matters because Sardinia rewards smart base planning. The island may look compact on a map, but the experience changes quickly from one coast to another.

Is Sardinia Part of Italy?

Yes. Sardinia is part of Italy. It is an Italian island and an autonomous region of Italy, but it is separate from the mainland.

That separation is part of the island’s appeal. Sardinia is not simply a beach version of Rome, Florence, or the Amalfi Coast. It has its own identity, its own landscapes, and a more spread-out travel style. Visitors should not expect the same rhythm as a mainland city trip, where trains, taxis, and short walks can solve most logistics.

Sardinia is better approached as an island vacation that requires advance choices: where to land, where to sleep, whether to rent a car, which beaches to prioritize, and how much moving around makes sense.

Is Sardinia Near the Amalfi Coast, Sicily, or the Greek Islands?

Sardinia is in the Mediterranean, but it is not next to the Amalfi Coast, Capri, or Sicily in a practical travel-planning sense. It is its own island destination west of mainland Italy.

Compared with the Amalfi Coast, Sardinia is more spread out and less centered on a single famous coastal road. Compared with Capri, it is much larger and more varied. Compared with the Greek islands, it is Italian in language, food, and organization, but the need to choose the right base will feel familiar to anyone who has planned an island trip.

The main takeaway: do not treat Sardinia as a quick add-on unless the rest of the trip is built around that decision. It works best when given enough time and planned around a specific part of the island.

What Should You Know Before Planning a Trip to Sardinia?

The most important planning decision is where to stay. Sardinia is not one single resort area. It is a large island with different coasts and different travel styles.

If you are landing in Olbia, the northeast coast is usually the easiest place to begin. It keeps the arrival simple and puts the first part of the trip near the areas most closely connected with Olbia, Gallura, and Costa Smeralda.

Before booking, decide what kind of Sardinia trip you want:

• A beach-focused vacation with a comfortable base
• A coastal itinerary with several day trips
• A resort stay in northeast Sardinia
• A wider island itinerary that includes more than one region
• A first trip centered on ease after landing in Olbia

The right answer depends less on a generic list of “best places” and more on how much moving around you want to do.

Before choosing your dates, it also helps to understand the best time to visit Sardinia.

Where Is Sardinia Best for a First Trip?

For many first-time visitors arriving through Olbia, northeast Sardinia is the most straightforward starting point. It is practical, coastal, and easy to understand geographically: land in Olbia, stay in the northeast, explore from there.

That does not mean the rest of Sardinia is less interesting. It means the northeast often makes the most sense when the trip begins in Olbia and the goal is a smooth first visit.

A first trip to Sardinia should not try to solve the whole island at once. Choose a base, understand the surrounding area, and build the itinerary from there.

FAQ

Where is Sardinia?

Sardinia is an Italian island in the Mediterranean Sea, west of mainland Italy and south of Corsica.

Where is Sardinia in Europe?

Sardinia is in southern Europe, in the central Mediterranean Sea. It lies west of mainland Italy, south of Corsica, north of Tunisia and northwest of Sicily.

Where is Sardinia Italy on a map?

On a Sardinia Italy map, look west of the Italian mainland and directly below Corsica. Sardinia is one of the major islands in the Mediterranean.

Is Sardinia part of Italy?

Yes. Sardinia is part of Italy, though it is separate from the mainland and has a distinct island identity.

How big is Sardinia?

Sardinia is one of the largest islands in the Mediterranean. It is big enough that travelers should choose a specific region to focus on rather than trying to see the whole island too quickly.

Is Olbia in Sardinia?

Yes. Olbia is in northeast Sardinia and is one of the island’s main arrival points, especially for travelers heading toward Gallura and the Costa Smeralda.

Is Sardinia easy to visit from New York?

Sardinia can be especially convenient when the seasonal direct New York–Olbia flight is operating. Arriving in Olbia makes the northeast coast a practical place to begin.

Final Takeaway: Where Is Sardinia?

Sardinia is Italy’s large Mediterranean island west of the mainland, south of Corsica, and surrounded by some of the country’s most distinctive coastal landscapes. For travel planning, the real question is not only where is Sardinia, but where on the island you should begin. If you are arriving in Olbia, northeast Sardinia is the clearest and most practical starting point for a first trip.