AA 3375 then UA 3755 at O'Hare
Fargo → Chicago → Denver
Timetable, Chicago time
14:45AA 3375 from Fargo at the gate
18:37UA 3755 to Denver leaves the gate
3 h 52 apart on the timetable
Today
From the airport’s board at 22:23 Chicago time
15:22AA 3375 reached the gate37 min late
18:32UA 3755 left the gate5 min early
3 h 10 between the gates
The last days
AA 3375 and UA 3755 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.