Charleston to Savannah Sea Distance Calculator

Calculate the exact nautical distance from Charleston, United States to Savannah, United States. Plan your maritime journey with our professional route calculator.

Distance
147.6 nm
nautical miles
Under Sail
30 hours
at 5 knots
Under Power
15 hours
at 10 knots
Best Time
Varies by area
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: 147.6 nautical miles
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This map shows the direct sea route from Charleston to Savannah. 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 105% longer than the 72 nm direct line, its heading turning from southeast to west.

Sea distance
147.6 nm (273.4 km)
Direct line
72.1 nm105% longer
Great-circle bearing
235° (southwest)
Geographic extent
0.8° × 1.9°
Crossing
Domestic · Same region
From
Charleston (United States) 32.7765, -79.9311
To
Savannah (United States) 32.0809, -81.0912
Route basis
Sea-lane route
Passage timeEstimated passage time by cruising speed
Cruising speedDuration
5 kn30 hours
8 kn18 hours
10 kn15 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 Charleston to Savannah Route

Linking Charleston and Savannah, this single-day crossing domestic crossing connecting two major commercial ports sits in the North America region — a passage shaped by tropical storm and hurricane activity from roughly June through November in the affected coastal waters.

The lane links Charleston (United States) and Savannah (United States), within the same maritime region.

Navigation Tips

  • •A single-day crossing domestic passage in the North America region typically requires planning for tropical storm and hurricane activity from roughly June through November in the affected coastal waters.
  • •A single-day crossing leg in North America 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 single-day crossing leg in North America.
  • •Documentation requirements differ for domestic passages within the same maritime region; verify cruising permits in advance.

Frequently Asked Questions

How far is it from Charleston to Savannah by sea?

Approximately 147.6 nautical miles separate Charleston and Savannah by sea, making this a single-day crossing leg in North America.

How long does it take to sail from Charleston to Savannah?

Expect about 15 hours – 30 hours for a single-day crossing run of 147.6 nautical miles within the same maritime region.

What's the best time to sail from Charleston to Savannah?

Conditions on this route vary by area and season, so there is no single best time that applies along its whole length. Always check current weather forecasts and sea conditions 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.

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