Travel from Sierra Leone to Guinea-Bissau is conditional — see requirements below
This is the generic answer for any Sierra Leone citizen. Not legal or medical advice — verify with your airline and destination authorities before travel.
Sierra Leone passport holders can travel to Guinea-Bissau without a visa for stays of up to 90 days.
Generic country-level guidance for Guinea-Bissau. Verify against the official source before you travel.
This page covers a direct flight to Guinea-Bissau. If your route connects through a third country, that country may require its own transit visa — sometimes even for a short airside layover. Transit rules depend on your specific routing, so check the country you connect through separately, or analyse your full itinerary.
No visa required for entry to Guinea-Bissau. Stays of up to 90 days are permitted under the visa-waiver agreement.
You're travelling to Guinea-Bissau (GW). Your home cellular plan may or may not include data abroad — check your carrier's international options before you fly. An eSIM is a low-commitment alternative if your plan doesn't cover the destination or charges high roaming rates.
The US State Department publishes these advisories for your route. Guinea-Bissau: Level 3 — Reconsider Travel (as of 2025-12-11). The State Department recommends reconsidering travel here; read the country page and check whether your specific destination falls in a higher-risk zone. This is a US State Department safety perspective, not an entry or boarding rule — it doesn't affect whether you can board, only what to be aware of on the ground. Travellers from other countries should also check their own government's advisory.
This page covers the generic case for any Sierra Leone citizen. Sign in (free) to factor in your specific passport expiry, vaccinations, previous visas held, and connecting flights — and get the same analysis for your exact itinerary.
Sign in (free) to personalize →Your itinerary touches Sierra Leone (SL) and Guinea-Bissau (GW), where malaria transmission occurs. Transmission is often region-limited within a country (e.g. coastal vs highland zones) and varies by season. Discuss prophylaxis with a travel medicine clinician — the right antimalarial depends on the specific region, your medical history, and any medications you take.
Typical September conditions at OXB (Guinea-Bissau (GW)): very wet. Typical lows around 22°C, highs around 31°C, heavy rainfall (~371mm for the month). Expect heavy rainfall this month (~371mm typical). Waterproof shell, covered shoes, and waterproof bag liner are strongly recommended; outdoor plans may need backup dates.