If you’ve got a Delta award ticket and you would like to cancel it, Delta award ticket cancellation policy is going to be deducted from the first fare of the ticket and therefore the remaining amount is going to be issued as a credit for future travel.
you would like to rebook your flight within one year from the first date of issue. However, as per the airline guidelines, the essential Economy ticket is non-changeable and non-cancellable. Delta Cancellation charge varies depending upon the sort of ticket, and it starts from $200.