With the summer travel season upon us, here’s how to find out whether an airport offers free wireless Internet access (”Wi-Fi”), so that you can use your laptop to find a place to sleep if you’re stuck at the airport.

But first, let Aunty remind you to be very careful when booking your travel arrangements online, and be wary of search engine advertisements for cheap airline ticket sites which are actually phishing sites.

If you are a member of any of the clubs like Continental’s “President’s Club,” check there first, because it often offers free Wi-Fi in its club areas. In fact, Continental’s President’s Club offers free Wi-Fi to its members in 22 airports around the country.

Beyond that, however, there is a nifty Web site that helps people to find free Wi-Fi around the country. And one of the lists it maintains is a list of airports offering free Wi-Fi. It also has a list of hotels…

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