Wi-Fi at Mineta San Jose International Airport (SJC)

San Jose, California KSJC #43 US airport by passengers

What to expect from Wi-Fi at SJC and how to stay safe on public networks.

Wi-Fi at SJC

Free sjcfreewifi, with no password, covers both terminals. The airport says its Wi-Fi is the fastest in the country, citing an average of 203 Mbps in a Speedtest by Ookla survey.

Signing up for the airport's email newsletter is optional when you connect.

Reviewed October 9, 2026. Confirm details on the official airport website. Spotted a change?

Staying safe on airport Wi-Fi

Connect only to the network name published by the airport, and be wary of lookalike names.
Skip online banking on public Wi-Fi, or use a VPN or your phone hotspot.
Turn off automatic Wi-Fi joining so your phone does not connect to open networks by itself.

Frequently asked questions

Is there free Wi-Fi at SJC?

Yes. Free sjcfreewifi is available throughout both terminals, with no password required.