Civitavecchia to Trieste Sea Distance Calculator

Calculate the exact nautical distance from Civitavecchia, Italy to Trieste, Italy. Plan your maritime journey with our professional route calculator.

Distance: 989 nm; nautical miles
Under Sail: 8.2 days; at 5 knots
Under Power: 4.1 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.

Interactive Route Map

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Distance: 989 nautical miles

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This map shows the direct sea route from Civitavecchia to Trieste. 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 331% longer than the 230 nm direct line, its heading turning from west-northwest to north-northwest.

Sea distance: 989 nm (1831.6 km)
Direct line: 229.7 nm331% longer
Great-circle bearing: 21° (north-northeast)
Sea area: Mediterranean Sea
Geographic extent: 7.8° × 7.2°
Crossing: Domestic · Same region
From: Civitavecchia (Italy) 42.0937, 11.7948
To: Trieste (Italy) 45.6510, 13.7460
Route basis: Sea-lane route

Passage timeEstimated passage time by cruising speed
Cruising speed	Duration
5 kn	8.2 days
8 kn	5.2 days
10 kn	4.1 days
12 kn	3.4 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 Civitavecchia to Trieste Route

Linking Civitavecchia and Trieste, this extended offshore domestic crossing connecting two major commercial ports sits in the Mediterranean region — a passage shaped by local seasonal winds that vary by area — check a current marine forecast before departure.

The lane links Civitavecchia (Italy) and Trieste (Italy), within the same maritime region.

Navigation Tips

•A extended offshore domestic passage in the Mediterranean region typically requires planning for local seasonal winds that vary by area — check a current marine forecast before departure.
•A extended offshore leg in Mediterranean benefits from waypoint planning and verified fuel availability.
•Confirm operating hours and clearance procedures for this domestic crossing within the same maritime region, since rules vary by port.
•Verify that emergency equipment matches the demands of a extended offshore leg in Mediterranean.
•Documentation requirements differ for domestic passages within the same maritime region; verify cruising permits in advance.

Suggested Stops

On a long 989 nm passage from Civitavecchia to Trieste, these ports make convenient places to break the journey, refuel, and rest.

Messina (Italy) · ≈318.4 nm in — View port details
Bari (Italy) · ≈652 nm in — View port details

More Routes from Civitavecchia

Frequently Asked Questions

How far is it from Civitavecchia to Trieste by sea?

Approximately 989 nautical miles separate Civitavecchia and Trieste by sea, making this a extended offshore leg in Mediterranean.

How long does it take to sail from Civitavecchia to Trieste?

Expect about 4.1 days – 8.2 days for a extended offshore run of 989 nautical miles within the same maritime region.

What's the best time to sail from Civitavecchia to Trieste?

Peak sailing season here is May-October; year-round, Mediterranean routes contend with 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