DL 2988 then DL 2235 at Atlanta
Toronto → Atlanta → Boston
Timetable, Atlanta time
10:00DL 2988 from Toronto at the gate
14:30DL 2235 to Boston leaves the gate
4 h 30 apart on the timetable
Today
From the airport’s board at 17:17 Atlanta time
10:00DL 2988 is cancelled
14:45DL 2235 expected to leave the gate15 min late
The last days
DL 2988 and DL 2235 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.