There is a GDS that all (or most) vendors send data to https://en.wikipedia.org/wiki/Global_Distribution_System https://en.wikipedia.org/wiki/Global_Distributi

There is a GDS that all (or most) vendors send data to https://en.wikipedia.org/wiki/Global_Distribution_System https://en.wikipedia.org/wiki/Global_Distribution_System Downstream companies then query this data and show them to you. The competition comes from the complex caching and delivery mechanisms that the companies use to get you the best price. It's not really an area that is ripe for disruption. The margins are extremely low and there are only really two companies that make a majority of the money. Expedia and the Priceline group.