AA 2856 then UA 248 at DFW
Spokane → Dallas-Fort Worth → Denver
Timetable, Dallas-Fort Worth time
18:40AA 2856 from Spokane at the gate
13:40UA 248 to Denver leaves the gate
19 h apart on the timetable, overnight
UA 248 leaves 19 h after AA 2856 arrives on the timetable: more than half a day, so not a connection we count.