Ancona to La Spezia Sea Distance Calculator

Calculate the exact nautical distance from Ancona, Italy to La Spezia, Italy. Plan your maritime journey with our professional route calculator.

Distance: 1033 nm; nautical miles
Under Sail: 8.6 days; at 5 knots
Under Power: 4.3 days; at 10 knots
Best Time: May-October; Typical Sailing Season

Distance follows a sea-lane route. Sailing times are estimates at fixed cruising speeds and vary with vessel, weather, and currents.

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Distance: 1033 nautical miles

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This map shows the direct sea route from Ancona to La Spezia. The actual sailing path may vary based on weather conditions and navigation requirements.

Passage details

This is a markedly indirect coastal passage: the navigable route runs 537% longer than the 162 nm direct line, its heading turning from west-northwest to northwest. Transiting the Strait of Messina.

Sea distance: 1033 nm (1913 km)
Direct line: 162.1 nm537% longer
Great-circle bearing: 282° (west-northwest)
Sea area: Mediterranean Sea
Geographic extent: 6.2° × 9.1°
Crossing: Domestic · Same region
Transits: Strait of Messina
From: Ancona (Italy) 43.6158, 13.5184
To: La Spezia (Italy) 44.1000, 9.8333
Route basis: Sea-lane route

Passage timeEstimated passage time by cruising speed
Cruising speed	Duration
5 kn	8.6 days
8 kn	5.4 days
10 kn	4.3 days
12 kn	3.6 days

Distance follows a sea-lane route generated from marine traffic lanes; passage times are computed at fixed cruising speeds.

Named transits are identified from the sea-lane waypoint path.

Read the methodology — How we calculate sea distances

Last reviewed 2026-06-17

About Ancona to La Spezia Route

Linking Ancona and La Spezia, this extended offshore within one country crossing between two major harbours sits in the Mediterranean region — a passage shaped by conditions that shift with the season and locality, so consult an up-to-date marine forecast.

The lane links Ancona (Italy) and La Spezia (Italy), between neighbouring ports of the same region.

Navigation Tips

•A extended offshore within one country passage in the Mediterranean region typically requires planning for conditions that shift with the season and locality, so consult an up-to-date marine forecast.
•A extended offshore leg in Mediterranean benefits from waypoint planning and verified fuel availability.
•Confirm operating hours and clearance procedures for this within one country crossing between neighbouring ports of the same region, since rules vary by port.
•Verify that emergency equipment matches the demands of a extended offshore leg in Mediterranean.
•Documentation requirements differ for within one country passages between neighbouring ports of the same region; verify cruising permits in advance.

Suggested Stops

On a long 1033 nm passage from Ancona to La Spezia, these ports make convenient places to break the journey, refuel, and rest.

Brindisi (Italy) · ≈283.5 nm in — View port details
Gioia Tauro (Italy) · ≈576.8 nm in — View port details

More Routes from Ancona

Frequently Asked Questions

How far is it from Ancona to La Spezia by sea?

Approximately 1033 nautical miles separate Ancona and La Spezia by sea, making this a extended offshore leg in Mediterranean.

How long does it take to sail from Ancona to La Spezia?

Expect about 4.3 days – 8.6 days for a extended offshore run of 1033 nautical miles between neighbouring ports of the same region.

What's the best time to sail from Ancona to La Spezia?

Peak sailing season here is May-October; year-round, Mediterranean routes contend with conditions that shift with the season and locality, so consult an up-to-date marine forecast.

Plan Your Perfect Maritime Journey

Use our advanced calculator above to customize your route, add waypoints, calculate fuel costs, and share your journey plan with crew members.

Plan another route with our Sea Distance Calculator Navigation Guide