Crete Heraklion to Korcula Sea Distance Calculator

Calculate the exact nautical distance from Crete Heraklion, Greece to Korcula, Croatia. Plan your maritime journey with our professional route calculator.

Distance: 645.7 nm; nautical miles
Under Sail: 5.4 days; at 5 knots
Under Power: 2.7 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: 645.7 nautical miles

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

Passage details

This is a near-direct coastal passage: the navigable route runs 9% longer than the 590 nm direct line, its heading turning from north-northwest to east-southeast. It is an international crossing between two countries.

Sea distance: 645.7 nm (1195.9 km)
Direct line: 589.7 nm9% longer
Great-circle bearing: 323° (northwest)
Sea area: Mediterranean Sea
Geographic extent: 7.6° × 8.1°
Crossing: Cross-border · Same region
From: Crete Heraklion (Greece) 35.3387, 25.1442
To: Korcula (Croatia) 42.9606, 17.1356
Route basis: Sea-lane route

Passage timeEstimated passage time by cruising speed
Cruising speed	Duration
5 kn	5.4 days
8 kn	3.4 days
10 kn	2.7 days
12 kn	2.2 days

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 Crete Heraklion to Korcula Route

A long open-water international sea route between Heraklion and Korčula, this passage serving a major port and an island destination in the Mediterranean region demands attention to local seasonal winds that vary by area — check a current marine forecast before departure.

The corridor within the same maritime region joins Heraklion, Greece to Korčula, Croatia.

Navigation Tips

•Plan this long open-water international leg in the Mediterranean region with attention to local seasonal winds that vary by area — check a current marine forecast before departure.
•Provisioning for this long open-water passage in Mediterranean should account for regional supply networks.
•Allow time for entry formalities on this international leg within the same maritime region.
•Adapt safety equipment to Mediterranean conditions for this long open-water crossing.
•For a international crossing within the same maritime region, ensure clearance papers and visas are in order before departure.

Suggested Stops

On a long 645.7 nm passage from Crete Heraklion to Korcula, these ports make convenient places to break the journey, refuel, and rest.

Pilos (Greece) · ≈201.6 nm in — View port details
Brindisi (Italy) · ≈487.7 nm in — View port details

More Routes from Crete Heraklion

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Frequently Asked Questions

How far is it from Crete Heraklion to Korcula by sea?

This is a long open-water sea passage of about 645.7 nautical miles between Crete Heraklion and Korcula in Mediterranean.

How long does it take to sail from Crete Heraklion to Korcula?

Average voyage time on this long open-water within the same maritime region leg of 645.7 nautical miles is 2.7 days – 5.4 days.

What's the best time to sail from Crete Heraklion to Korcula?

Aim for May-October for the calmest passage in Mediterranean; off-peak periods bring local seasonal winds that vary by area — check a current marine forecast before departure.

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