Travel health alerts
Disease outbreak alerts for Indonesia & Bali
1 outbreak reported for Indonesia & Bali
Last checked against TravelHealthPro on 2026-11-03.
Zika
Reported 16 July 2026Spread by mosquito bites
As of 14 July 2026, a total of four cases of Zika virus disease linked to travel to Indonesia, were reported in the UK in 2026.
No vaccine — how to stay safe
Avoid daytime mosquito bites. If you're pregnant or planning pregnancy, discuss travel with us first, and use condoms as Zika can pass sexually.
Travelling to Indonesia & Bali?
Our travel health team will confirm exactly which vaccines and precautions are right for your trip in one short consultation.
Contains public sector information from TravelHealthPro (NaTHNaC), licensed under the Open Government Licence v3.0. © UK Health Security Agency. Open Government Licence v3.0. This page is general guidance, not medical advice — confirm what you need for your trip with our travel health team.