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Timor-Leste

Southeast Asia · Asia · Physician brief

📝Draft — pending physician review
📝Draft — pending physician review. This brief was compiled from CDC, WHO, and EKRM/HealthyTravel sources (June 2026) and has not yet been verified by a clinician. Confirm specifics with a travel-medicine professional before relying on it.

Yellow fever entry rule

Timor-Leste requires a yellow fever vaccination certificate from travelers arriving from (or who have transited through) a country with risk of yellow fever transmission. There is no yellow fever risk within Timor-Leste itself, and direct travel from Switzerland is not affected.

WHO / Timor-Leste immigration guidance · Updated 2026

Rabies — reported vaccine shortages

Increased human rabies cases have been reported in Timor-Leste, and access to post-exposure rabies vaccine and immunoglobulin can be limited locally. Travelers at higher risk should consider pre-exposure vaccination before departure and plan for medical evacuation in the event of an animal bite.

CDC Travelers' Health · Updated 2026

Recent alerts

All alerts →
Level 1 - Global Dengue

Dengue is a year-round risk in many parts of the world, with outbreaks commonly occurring every 2–5 years. Travelers to risk areas should prevent mosquito bites. Country List : Colombia, Samoa, Cook Islands (New Zealand), Mali, Vietnam, New Caledonia (France), Timor-Leste (East…

CDC Travel Health Notices · May 18, 2026

Malaria

Moderate

Dengue

Moderate

Yellow fever

None

Chikungunya

Low

Vaccines

VaccineRecommendationReference
Routine vaccines

Make sure you are up-to-date on all routine vaccines before every trip — per the Swiss BAG schedule. These include:

BAG Impfplan
Chikungunya

Vaccination indicated during chikungunya outbreaks; may also be considered for countries with elevated risk (see EKRM statement). Timor-Leste has experienced chikungunya activity.

Dengue

Qdenga® vaccination currently recommended only for travelers with documented prior dengue infection who will be exposed in a region with high dengue transmission.

Hepatitis A

Recommended for all travelers to tropical and subtropical countries. Note for Swiss travelers: Hepatitis A is not part of the routine Swiss BAG childhood schedule, so most adult travelers will need vaccination.

CDC Yellow Book
Hepatitis B

CDC recommends Hepatitis B for unvaccinated travelers of all ages to Timor-Leste. Routine in the Swiss childhood schedule since 1998 — younger travelers usually covered; older travelers should check their status.

CDC Yellow Book
Japanese encephalitis

Consider for travelers spending a month or more in rural rice-growing or pig-farming areas, or with high-risk rural itineraries (camping, unscreened accommodation). Not needed for typical short urban stays.

Rabies

Particularly recommended for: long stays; high individual risk regardless of duration (cycling/motorbike trips, hiking in remote areas, infants and children, those working with animals, cavers — bats!). Human rabies cases are increasing in Timor-Leste and post-exposure care can be hard to access — see country alert.

CDC Yellow Book
Typhoid

Recommended for most travelers, especially those visiting smaller cities or rural areas, staying with friends or relatives, or with individual risk factors.

CDC Yellow Book

Disease-specific guidance

Malaria

Moderate

Malaria risk is present across Timor-Leste, including rural areas, with chloroquine-resistant Plasmodium falciparum and P. vivax circulating. Chemoprophylaxis is recommended for most travelers; the choice of regimen should be discussed with a travel medicine specialist before departure, alongside consistent mosquito-bite protection.

Distribution
Present throughout the country, incl. rural areas
Species
Chloroquine-resistant P. falciparum and P. vivax
Prevention
Chemoprophylaxis recommended plus bite protection

Yellow fever

None

No yellow fever risk in Timor-Leste. A vaccination certificate is required only for travelers arriving from, or transiting through, a country with yellow fever transmission risk. Direct travel from Switzerland is not affected.

Dengue

Moderate

Endemic year-round in Timor-Leste, including Dili, with peaks during the rainy season. Daytime mosquito-bite prevention is the main protection.

Distribution
Nationwide, incl. Dili
Season
Year-round; peaks in rainy season
Mosquito
Aedes aegypti — bites during daytime

Chikungunya

Low

Timor-Leste has experienced chikungunya transmission, including a recent outbreak. The same daytime Aedes mosquito vector as dengue, so dengue prevention also protects against chikungunya. Vaccination considered in outbreak settings (see EKRM statement).

General prevention

Food & water

Use bottled or filtered water, avoid ice from unverified sources, and pay attention to food hygiene. Standard tropical precautions reduce the risk of traveler's diarrhea, hepatitis A, and typhoid — important throughout Timor-Leste, where sanitation infrastructure is limited outside Dili.

Mosquito protection

Dengue circulates year-round, so daytime mosquito protection (DEET or picaridin repellent, long sleeves) is essential everywhere including Dili. Malaria risk is present across the country, so also protect at dawn and dusk and discuss chemoprophylaxis with a travel medicine specialist before departure, particularly for rural stays.

Sources

Based on CDC Travelers’ Health, CDC Yellow Book, and the Swiss Federal Vaccination Schedule (BAG). Always verify current recommendations before travel.

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This brief is for informational purposes and does not replace personalized medical advice.
Consult a travel medicine specialist 4–8 weeks before departure.