Originally Posted by
straychicken
What happens if Delta cancels the flight or cuases a misconnection? I paid for an upgrade for a flight on June 11. I read Delta has only done schedule changes through June 4.
That is an entirely different set of facts from this thread.
As with all situations where DL either cancels or significantly changes the schedule, both DL's own contract and US law require a full refund of the ticket and any ancillary fees.