UA 568 then CX 90 at DFW
Denver → Dallas-Fort Worth → Los Angeles
Timetable, Dallas-Fort Worth time
12:44UA 568 from Denver at the gate
08:40CX 90 to Los Angeles leaves the gate
19 h 56 apart on the timetable, overnight
CX 90 leaves 19 h 56 after UA 568 arrives on the timetable: more than half a day, so not a connection we count.