UA 257 then DL 2709 at Houston
Kralendijk → Houston → Atlanta
Timetable, Houston time
10:25UA 257 from Kralendijk at the gate
08:05DL 2709 to Atlanta leaves the gate
21 h 40 apart on the timetable, overnight
DL 2709 leaves 21 h 40 after UA 257 arrives on the timetable: more than half a day, so not a connection we count.