Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado Springs to Paducah as you normally would.
COS and PAH are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. COS to PAH refers to a flight route from Colorado Springs Airport to Paducah Barkley Regional Airport.