AC 523 then UA 912 at O'Hare
Montréal → Chicago → Reykjavík
Timetable, Chicago time
15:00AC 523 from Montréal at the gate
21:45UA 912 to Reykjavík leaves the gate
6 h 45 apart on the timetable
The last days
AC 523 and UA 912 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 Reykjavík
No later flight to Reykjavík on the timetable.