AA 3740 then AA 3456 at O'Hare
Sioux Falls → Chicago → Toronto Pearson
Timetable, Chicago time
09:00AA 3740 from Sioux Falls at the gate
20:45AA 3456 to Toronto Pearson leaves the gate
11 h 45 apart on the timetable
The last days
AA 3740 and AA 3456 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 Toronto Pearson
UA 66221:2112 h 21 after AA 3740 on the timetablenot a partner airline