Um, fly.com launched 4 months ago. Kayak has been around for several years. I.e. you have it exactly backwards. In addition the comment about the same underlyin

Um, fly.com launched 4 months ago. Kayak has been around for several years. I.e. you have it exactly backwards. In addition the comment about the same underlying database is a gross simplification. While ITA software aggregates a bunch of government mandated databases, both Kayak and Bing get data from other sources.