AA 3740 then UA 4550 at O'Hare
Sioux Falls → Chicago → Columbia Regional
Timetable, Chicago time
09:00AA 3740 from Sioux Falls at the gate
19:45UA 4550 to Columbia Regional leaves the gate
10 h 45 apart on the timetable
The last days
AA 3740 and UA 4550 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.
Later flights to Columbia Regional
AA 357720:4011 h 40 after AA 3740 on the timetablenot a partner airline