"Kayak.com, occasionally styled as KAYAK, is a travel bureau as well as metasearch engine owned and also operated by Reservation Holdings. The business additionally runs travel internet search engine checkfelix, Mundi, Hotels Combined, as well as swoodoo.

Kayak's website and also mobile applications are currently available in over 18 languages and greater than 30 nations, including the USA, the United Kingdom, India, China, France, Germany, Italy, Spain, Russia, Switzerland, Norway, Sweden, Finland, the Netherlands, Australia, Ireland, Mexico, New Zealand, Belgium, Hong Kong, Taiwan, Korea, Japan, and Singapore."