They Use Cookies to Charge You More?

Some online businesses use tools in place to offer you a better experience, But airfare maybe different.

A cookie is a data file created by a website and stored by your web browser. It's where your preferences are stored, when you search a specific route, the cookie stores lots of details, this means the server can know if a specific route is in high demand. Sometimes the price will increase. The more you search a route, the more the price increases.

Even if you are not logged in, the cookie stored on your computer will tell the site everything, so It is  worth checking rates on a new device to see what happens with the rates. Or you need to  delete the cookies downloaded from a specific site inside of a your browser.