Originally Posted by
Flying Machine
Question: if I have a flight that's departing Spain to Newark at 10:40 AM and I would like to do same-day change to the flight the day before at 10:40 AM is that possible because it's exactly 24 hours? If so , What strategy would you use to execute? Thanks and safe travels
No, it is not possible, because by the time it's within 24 hours of your scheduled departure, your desired flight will already be closed. You can call and ask, but expect the answer to be 'no.'
If the flight the day before is delayed sufficiently, it becomes possible.