Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Austin to Beckley as you normally would.
AUS and BKW 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. AUS to BKW refers to a flight route from Austin Bergstrom Airport to Beckley Raleigh County Airport.