F9 45 then OO 9912 at O'Hare
Cancún → Chicago → Richmond
Timetable, Chicago time
14:45F9 45 from Cancún at the gate
07:30OO 9912 to Richmond leaves the gate
16 h 45 apart on the timetable, overnight
OO 9912 leaves 16 h 45 after F9 45 arrives on the timetable: more than half a day, so not a connection we count.