There’s another source of worldwide airport data, www.world-airport-codes.com.
The site allows users to search for information by five means: country name, country abbreviation, city name, airport name or airport code.

The site allows users to search for information by five means: country name, country abbreviation, city name, airport name or airport code. Selecting from that menu automatically produces a page listing the airport name, code, city, country, runway length and elevation, latitude/longitude and GMT differential. The site currently has almost 10,000 airports in its database.