When flying from Myrtle Beach to Hagerstown, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
MYR stands for Myrtle Beach Intl Airport, while HGR stands for Hagerstown Regional Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.