WN 1085 then DL 3559 at Salt Lake City
San Diego → Salt Lake City → Northwest Arkansas
Timetable, Salt Lake City time
19:50WN 1085 from San Diego at the gate
17:10DL 3559 to Northwest Arkansas leaves the gate
21 h 20 apart on the timetable, overnight
DL 3559 leaves 21 h 20 after WN 1085 arrives on the timetable: more than half a day, so not a connection we count.