Hallmark Channel, current owner of the exclusive cable rights to M*A*S*H in the United States of America, will be airing the two and a half hour series finale on Wednesday, August 24th at 5:00PM ET.
With commercials included the broadcast comes to three hours, ending at 8:00PM ET. The finale will be repeated at 11:00PM ET, ending at 2:00AM ET.
Source: HallmarkChannel.com
