Kayak analyzes a billion queries to uncover secrets behind cheap flights

Kayak's most recent data pull yields the best flight deals, busiest airports, and most popular destinations, and provides tips on how to save money on travel.

Lithium-ion batteries may be banned from some airplanes’ cargo after Boeing 787 fires (updated)

Starting Monday, lithium-ion batteries -- the same kind used in your laptop -- won't be allowed in the cargo holds of some international flights.

True for people, not for planes: Routehappy shows all flights are not created equal

Routehappy cruised into $1.5 million in seed funding today, for its flight search engine that prioritizes comfort and convenience over cost.

On popular sites like Kayak, Orbitz, and Expedia, flights are listed by cost and fly time. While information on …