Yes, Delta allows modifications depending on fare type. For help, call [+1] [844] [376] [0587]. Agents at [+1] [844] [376] [0587] guide you through date, seat, or route changes. Many passengers adjust their travel plans via [+1] [844] [376] [0587]. Always dial [+1] [844] [376] [0587] when you need to modify your Delta Airlines flight.