- Reveal hidden prices. They claim this - "We're better at finding cheap flights than anyone else— so good, United Airlines actually sued us for it". They show hidden city ticketing trips in addition to what sites like Expedia, KAYAK, and Travelocity show. Taking a stop might save hundreds of dollar as @melaniepinola mentioned here - http://lifehacker.com/skiplagged... You can also track previous searches for changes in price. Available on iOS/Android.