Originally Posted by
windowseat
I don't know which Delta guys you've been talking to but the person who reserved the JS has until D-15 to check-in. After that the JS is free to be reserved by anyone else. There should be no reason for the JS to go out empty.
What usually happens is you try to check in and the gate agent says, sorry it’s reserved already. So you give up and try your plan B, because quite honestly you have no idea if that jumpseat is open or not and you might as well get to the next gate early.