Originally Posted by
grifc0
Success with JFK-DEN Delta One for both me and my wife on companion certificate April 5-9. I did try to move my flight back by a day to Sunday but impossible to do with the companion certificate attached to the booking, it shut down all the options that would otherwise have been available had I travelled alone. In any event, using the companion certificate in first pays for the Delta Amex Reserve a couple times over. No issues whatsoever booking the original trip a couple of weeks out.
a gentle reminder, you did not book DeltaOne, you booked domestic First class with an aircraft with lie-flat seats. Delta does not file D1 fares on JFK-DEN. This means no automatic lounge access, etc…and also that your lie-flat seats are not guaranteed in the event of an aircraft swap.