Travel Guide: Indonesia 2026
Internet & connectivity guide for travelers
- Capital
- Jakarta
- Currency
- IDR (Rp)
- Language
- Indonesian
- Timezone
- Various (UTC+7 to +9)
Internet & connectivity
Network: Good 4G in cities (Telkomsel), variable on remote islands
Physical SIMs require IMEI registration at the airport. An eSIM avoids the IMEI registration hassle entirely.
eSIM compatibility:4/5
View Indonesia eSIM plansBest areas
BaliJakartaYogyakartaLombok
Connectivity tips
- Telkomsel has the widest 4G coverage across the archipelago
- Signal can be very weak or absent on remote islands — download maps ahead
- Free Wi-Fi is available in most hotels and cafés in tourist areas
Best time to visit
April–October (dry season)
Getting around: Domestic flights are essential between islands; taxis and ride-hailing (Gojek, Grab) in cities