Rijeka Luka to Trieste Sea Distance Calculator

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

Distance
143.3 nm
nautical miles
Under Sail
29 hours
at 5 knots
Under Power
14 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.

Interactive Route Map

Loading map...

Distance: 143.3 nautical miles
🧮 Open Interactive Calculator

This map shows the direct sea route from Rijeka Luka 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 314% longer than the 35 nm direct line, its heading turning from south-southwest to north-northwest. It is an international crossing between two countries.

Sea distance
143.3 nm (265.4 km)
Direct line
34.7 nm314% longer
Great-circle bearing
304° (west-northwest)
Sea area
Adriatic Sea
Geographic extent
1.1° × 1.3°
Crossing
Cross-border · Same region
From
Rijeka Luka (Croatia) 45.3333, 14.4333
To
Trieste (Italy) 45.6510, 13.7460
Route basis
Sea-lane route
Passage timeEstimated passage time by cruising speed
Cruising speedDuration
5 kn29 hours
8 kn18 hours
10 kn14 hours
12 kn12 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 Rijeka Luka to Trieste Route

A medium-length coastal cross-border sea route between Rijeka Luka and Trieste, this passage between two major harbours in the Mediterranean region demands attention to Bora gusts off the eastern shore in the colder months and a damp Sirocco from the south-east.

The corridor between neighbouring ports of the same region joins Rijeka Luka, Croatia to Trieste, Italy.

Navigation Tips

  • •Plan this medium-length coastal cross-border leg in the Mediterranean region with attention to Bora gusts off the eastern shore in the colder months and a damp Sirocco from the south-east.
  • •Provisioning for this medium-length coastal passage in Mediterranean should account for regional supply networks.
  • •Allow time for entry formalities on this cross-border leg between neighbouring ports of the same region.
  • •Adapt safety equipment to Mediterranean conditions for this medium-length coastal crossing.
  • •For a cross-border crossing between neighbouring ports of the same region, ensure clearance papers and visas are in order before departure.

Frequently Asked Questions

How far is it from Rijeka Luka to Trieste by sea?

This is a medium-length coastal sea passage of about 143.3 nautical miles between Rijeka Luka and Trieste in Mediterranean.

How long does it take to sail from Rijeka Luka to Trieste?

Average voyage time on this medium-length coastal between neighbouring ports of the same region leg of 143.3 nautical miles is 14 hours – 29 hours.

What's the best time to sail from Rijeka Luka to Trieste?

Aim for May-October for the calmest passage in Mediterranean; off-peak periods bring Bora gusts off the eastern shore in the colder months and a damp Sirocco from the south-east.

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 CalculatorNavigation Guide