Skiplagged helps you find the cheapest flight possible by making use of hidden city opportunities. If you want to fly from San Diego to Chicago, it’s sometimes cheaper to buy a San Diego to New York ticket with a Chicago layover, and simply not take the Chicago to New York connection. Skiplagged keeps track of these money-saving opportunities so that you can easily find the cheapest flight to your destination. Best for: Shorter flights and one-way trips.