Busan to Chi-Lung — sea route & marine weather
The sea route from Busan (KRPUS) to Chi-Lung (TWKEL) is about 899 nm — about 4 days at 10 kn. Along the route today (Nov 3): ENE wind 7–20 kn, waves 0.4–2.2 m. The baseline track is drawn on the chart; Calculate replans it for your vessel and live weather.
Passage facts| Sea-route distance | 899 nm |
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| Passage time at 10 kn | about 4 days |
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| Great-circle distance | 706 nm |
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| Busan | 35°6.0′N 129°2.0′E |
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| Chi-Lung | 25°8.0′N 121°46.0′E |
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| Reference vessel | 4.5 m draft, 10 kn cruise |
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10-day marine forecast — along the route
| Date | Wind | Gusts | Waves |
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| ENE 7–20 kn | 25 kn | 0.4–2.2 m |
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| ESE 5–21 kn | 28 kn | 0.7–2.0 m |
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| N 7–20 kn | 29 kn | 0.8–2.2 m |
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| NNE 10–23 kn | 30 kn | 0.7–2.6 m |
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| NE 9–29 kn | 36 kn | 0.6–3.8 m |
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| ENE 8–19 kn | 24 kn | 0.6–2.7 m |
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| NNE 7–27 kn | 34 kn | 0.6–2.2 m |
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| N 12–27 kn | 42 kn | 0.8–4.1 m |
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| NE 7–21 kn | 30 kn | 0.8–2.9 m |
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| E 5–17 kn | 24 kn | 0.6–1.7 m |
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Forecast from the ECMWF IFS model run , waves from ECMWF WAM. Updated with each model cycle; the live chart below recalculates for your departure time and vessel.
Frequently asked
How far is it from Busan to Chi-Lung by sea?
The water route is 899 nm (1,664 km), computed on WXMarine's maritime routing network. The same distance applies on the return passage from Chi-Lung to Busan.
How long does the passage from Busan to Chi-Lung take?
about 4 days at a 10 kn cruise. Scale by your own speed: at half the speed it takes about twice as long. The planner on this page recalculates for your vessel and live weather.
What is the weather between Busan and Chi-Lung today?
Along the route today, per the ECMWF IFS run 2026-11-03 00z: ENE wind 7–20 kn, waves 0.4–2.2 m. The day-by-day table on this page covers the next 10 days.