Antilla to Puerto Guantanamo Sea Distance Calculator

Calculate the exact nautical distance from Antilla, Cuba to Puerto Guantanamo, Cuba. Plan your maritime journey with our professional route calculator.

Distance
258.6 nm
nautical miles
Under Sail
2.2 days
at 5 knots
Under Power
26 hours
at 10 knots
Best Time
December-April
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: 258.6 nautical miles
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This map shows the direct sea route from Antilla to Puerto Guantanamo. 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 323% longer than the 61 nm direct line, its heading turning from northeast to north.

Sea distance
258.6 nm (478.9 km)
Direct line
61.2 nm323% longer
Great-circle bearing
146° (south-southeast)
Sea area
Caribbean Sea
Geographic extent
1.8° × 1.8°
Crossing
Domestic · Same region
From
Antilla (Cuba) 20.8333, -75.7333
To
Puerto Guantanamo (Cuba) 19.9833, -75.1333
Route basis
Sea-lane route
Passage timeEstimated passage time by cruising speed
Cruising speedDuration
5 kn2.2 days
8 kn32 hours
10 kn26 hours
12 kn22 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 Antilla to Puerto Guantanamo Route

The maritime route from Antilla to Puerto Guantanamo is a overnight offshore within one country passage between two major harbours in the Caribbean region. Mariners on this leg typically prepare for the hurricane season June through November.

This route runs between neighbouring ports of the same region, connecting Antilla in Cuba with Puerto Guantanamo in Cuba.

Navigation Tips

  • •On this overnight offshore within one country crossing in the Caribbean region, prepare for the hurricane season June through November, particularly in peak season.
  • •For a overnight offshore route, plan fuel and provisioning around the Caribbean 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 Caribbean conditions before a overnight offshore 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.

Frequently Asked Questions

How far is it from Antilla to Puerto Guantanamo by sea?

The sea distance from Antilla to Puerto Guantanamo is approximately 258.6 nautical miles — a overnight offshore passage in Caribbean.

How long does it take to sail from Antilla to Puerto Guantanamo?

A overnight offshore between neighbouring ports of the same region crossing of 258.6 nautical miles typically takes 1.1 days – 2.2 days, depending on vessel and weather.

What's the best time to sail from Antilla to Puerto Guantanamo?

The best time for this route in Caribbean is December-April, when conditions are most favourable; expect the hurricane season June through November 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 CalculatorNavigation Guide