WN 3870 then WN 2687 at Phoenix
Las Vegas → Phoenix → Tulsa
Timetable, Phoenix time
08:05WN 3870 from Las Vegas at the gate
20:55WN 2687 to Tulsa leaves the gate
12 h 50 apart on the timetable
WN 2687 leaves 12 h 50 after WN 3870 arrives on the timetable: more than half a day, so not a connection we count.