Split to Dubrovnik Sea Distance Calculator

Calculate the exact nautical distance from Split, Croatia to Dubrovnik, Croatia. Plan your maritime journey with our professional route calculator.

Distance: 110 nm; nautical miles
Under Sail: 22 hours; at 5 knots
Under Power: 11 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: 110 nautical miles

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

Passage details

This is a moderately indirect coastal passage: the navigable route runs 24% longer than the 89 nm direct line, its heading turning from south-southwest to east-northeast.

Sea distance: 110 nm (203.8 km)
Direct line: 88.9 nm24% longer
Great-circle bearing: 125° (southeast)
Sea area: Adriatic Sea
Geographic extent: 0.9° × 1.8°
Crossing: Domestic · Same region
From: Split (Croatia) 43.5081, 16.4402
To: Dubrovnik (Croatia) 42.6507, 18.0944
Route basis: Sea-lane route

Passage timeEstimated passage time by cruising speed
Cruising speed	Duration
5 kn	22 hours
8 kn	14 hours
10 kn	11 hours
12 kn	9 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 Split to Dubrovnik Route

The maritime route from Split to Dubrovnik is a day-passage within one country passage within a cruise itinerary in the Mediterranean region. Mariners on this leg typically prepare for Bora gusts off the eastern shore in the colder months and a damp Sirocco from the south-east.

This route runs between neighbouring ports of the same region, connecting Split in Croatia with Dubrovnik in Croatia.

Navigation Tips

•On this day-passage within one country crossing in the Mediterranean region, prepare for Bora gusts off the eastern shore in the colder months and a damp Sirocco from the south-east, particularly in peak season.
•For a day-passage route, plan fuel and provisioning around the Mediterranean region — calculate consumption with our tool.
•Verify port-entry requirements at both ends of this within one country route between neighbouring ports of the same region before you depart.
•Check safety gear suited to Mediterranean conditions before a day-passage passage — life rafts, EPIRB, and current charts.
•Carry passports, vessel documents, and crew lists matched to this within one country route between neighbouring ports of the same region.

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Frequently Asked Questions

How far is it from Split to Dubrovnik by sea?

The sea distance from Split to Dubrovnik is approximately 110 nautical miles — a day-passage passage in Mediterranean.

How long does it take to sail from Split to Dubrovnik?

A day-passage between neighbouring ports of the same region crossing of 110 nautical miles typically takes 11 hours – 22 hours, depending on vessel and weather.

What's the best time to sail from Split to Dubrovnik?

The best time for this route in Mediterranean is May-October, when conditions are most favourable; expect Bora gusts off the eastern shore in the colder months and a damp Sirocco from the south-east outside that window.

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