WN 1646 then WN 4476 at Phoenix
Oklahoma City → Phoenix → Seattle
Timetable, Phoenix time
06:30WN 1646 from Oklahoma City at the gate
18:45WN 4476 to Seattle leaves the gate
12 h 15 apart on the timetable
WN 4476 leaves 12 h 15 after WN 1646 arrives on the timetable: more than half a day, so not a connection we count.