Planning with familiar faces feels exciting on HK Express, and if one knows the rules, it's easy too. Here, the airline set some boundaries to make the process organized. Like, the requirement of 10 or more passengers for HK Express Group Travel with the same itinerary. Also, flyers have several fare options to make the payment, such as basic to flexible. These are a few of the rules and regulations. If one knows more about the policies and group travel services of HK Express, visit its official website or go through the blog post mentioned above by Airlines Group Travel.