IKA

IKA may refer to


 * IATA code and common English abbreviation of Tehran Imam Khomeini International Airport
 * Industrias Kaiser Argentina, former Argentine motor company
 * Internationale Kochkunst Ausstellung (IKA), the International Exhibition of Culinary Art or Culinary Olympics
 * Imperial Klans of America, Knights of the Ku Klux Klan, a white supremacist organization
 * Social Insurance Institute (IKA), state-run social security organisation in Greece
 * International Karate Association
 * International Kiteboarding Association