Piraeus to Samos Sea Distance Calculator

Calculate the exact nautical distance from Piraeus, Greece to Samos, Greece. Plan your maritime journey with our professional route calculator.

Distance: 198.8 nm; nautical miles
Under Sail: 40 hours; at 5 knots
Under Power: 20 hours; 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: 198.8 nautical miles

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

Passage details

This is a moderately indirect inter-island route: the navigable route runs 25% longer than the 159 nm direct line, its heading turning from south to southeast.

Sea distance: 198.8 nm (368.3 km)
Direct line: 158.8 nm25% longer
Great-circle bearing: 93° (east)
Sea area: Aegean Sea
Geographic extent: 0.6° × 3.3°
Crossing: Domestic · Same region
From: Piraeus (Greece) 37.9475, 23.6375
To: Samos (Greece) 37.7545, 26.9777
Route basis: Sea-lane route

Passage timeEstimated passage time by cruising speed
Cruising speed	Duration
5 kn	40 hours
8 kn	25 hours
10 kn	20 hours
12 kn	17 hours

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

Read the methodology — How we calculate sea distances

Last reviewed 2026-06-17

About Piraeus to Samos Route

A medium-length coastal within one country sea route between Piraeus and Samos, this passage linking the mainland to an island anchorage in the Mediterranean region demands attention to the northerly Meltemi of high summer, which can raise short, steep seas.

The corridor between neighbouring ports of the same region joins Piraeus, Greece to Samos, Greece.

Navigation Tips

•Plan this medium-length coastal within one country leg in the Mediterranean region with attention to the northerly Meltemi of high summer, which can raise short, steep seas.
•Provisioning for this medium-length coastal passage in Mediterranean should account for regional supply networks.
•Allow time for entry formalities on this within one country leg between neighbouring ports of the same region.
•Adapt safety equipment to Mediterranean conditions for this medium-length coastal crossing.
•For a within one country crossing between neighbouring ports of the same region, ensure clearance papers and visas are in order before departure.

More Routes from Piraeus

Frequently Asked Questions

How far is it from Piraeus to Samos by sea?

This is a medium-length coastal sea passage of about 198.8 nautical miles between Piraeus and Samos in Mediterranean.

How long does it take to sail from Piraeus to Samos?

Average voyage time on this medium-length coastal between neighbouring ports of the same region leg of 198.8 nautical miles is 20 hours – 40 hours.

What's the best time to sail from Piraeus to Samos?

Aim for May-October for the calmest passage in Mediterranean; off-peak periods bring the northerly Meltemi of high summer, which can raise short, steep seas.

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