AS 436 then AA 4609 at Boston
Portland (Oregon) → Boston → Cincinnati
Timetable, Boston time
06:12AS 436 from Portland (Oregon) at the gate
09:55AA 4609 to Cincinnati leaves the gate
3 h 43 apart on the timetable
The last days
AS 436 and AA 4609 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.