Stockholm to Gdynia Sea Distance Calculator

Calculate the exact nautical distance from Stockholm, Sweden to Gdynia, Poland. Plan your maritime journey with our professional route calculator.

Distance: 381 nm; nautical miles
Under Sail: 3.2 days; at 5 knots
Under Power: 38 hours; at 10 knots
Best Time: May-September; 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: 381 nautical miles

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This map shows the direct sea route from Stockholm to Gdynia. 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 32% longer than the 288 nm direct line, its heading turning from east-northeast to west. It is an international crossing between two countries.

Sea distance: 381 nm (705.6 km)
Direct line: 288.4 nm32% longer
Great-circle bearing: 177° (south)
Geographic extent: 4.9° × 1.9°
Crossing: Cross-border · Same region
From: Stockholm (Sweden) 59.3293, 18.0686
To: Gdynia (Poland) 54.5333, 18.5500
Route basis: Sea-lane route

Passage timeEstimated passage time by cruising speed
Cruising speed	Duration
5 kn	3.2 days
8 kn	48 hours
10 kn	38 hours
12 kn	32 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 Stockholm to Gdynia Route

Linking Stockholm and Gdynia, this multi-day coastal international crossing connecting two major commercial ports sits in the Northern Europe region — a passage shaped by persistent low cloud and reduced visibility on shoulder-season passages.

The lane links Stockholm (Sweden) and Gdynia (Poland), within the same maritime region.

Navigation Tips

•A multi-day coastal international passage in the Northern Europe region typically requires planning for persistent low cloud and reduced visibility on shoulder-season passages.
•A multi-day coastal leg in Northern Europe benefits from waypoint planning and verified fuel availability.
•Confirm operating hours and clearance procedures for this international crossing within the same maritime region, since rules vary by port.
•Verify that emergency equipment matches the demands of a multi-day coastal leg in Northern Europe.
•Documentation requirements differ for international passages within the same maritime region; verify cruising permits in advance.

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Frequently Asked Questions

How far is it from Stockholm to Gdynia by sea?

Approximately 381 nautical miles separate Stockholm and Gdynia by sea, making this a multi-day coastal leg in Northern Europe.

How long does it take to sail from Stockholm to Gdynia?

Expect about 1.6 days – 3.2 days for a multi-day coastal run of 381 nautical miles within the same maritime region.

What's the best time to sail from Stockholm to Gdynia?

Peak sailing season here is May-September; year-round, Northern Europe routes contend with persistent low cloud and reduced visibility on shoulder-season passages.

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