There are several advantages to flying through a hub airport.
More flight optionsthan in non-hub airports. This is because airlines typically fly more routes to and from their hubs.
Lower fares: Hub airports often have lower fares than non-hub airports. This is because airlines can offer lower fares when they have more flights to and from a destination.
More frequent flights - helpful if you are traveling on a tight schedule.
More amenities. This includes things like restaurants, shops, and lounges.
More convenient connections - airlines typically have more flights arriving and departing from hub airports.