Travel Guide: Switzerland 2026

Internet & connectivity

Network: Very fast 4G/5G (Swisscom, Sunrise, Salt)

Local SIMs require ID. An eSIM is the easiest option — instant activation, no queues at the airport.

eSIM compatibility:5/5★★★★★

Best areas

Connectivity tips

• ●Swisscom has the best coverage including alpine regions
• ●Signal can be weak in deep valleys and high mountains
• ●Download offline maps for hiking trails and remote villages

Best time to visit

June–August (summer hiking) or December–March (ski season)

Getting around: SBB/CFF/FFS trains, scenic railways, trams and buses — punctual and efficient