Air Canada
Is AC866 delayed?
Yes — AC866 landed in London 69 min late, at 07:39 on Sep 28 (as of Sep 28, 06:47 UTC).
Usually on time: arrived within 15 min of schedule on 15 of the last 18 flights.
69 min late
Official source · Updated
Departure
Montreal
YUL
Actual
Sep 27
Arrival
London
LHR
Actual
Scheduled 06:30
Sep 28
Times shown in airport local time
Service date: · Actual departure date; scheduled departure unavailable (America/Toronto)
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Also sold as OS8240, LH6839, ME4506, MS9601, UA8296
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 69 min late
Montreal → London
- 18 min early
Montreal → London
- 6 min early
Montreal → London
- On schedule (7 min behind)
Montreal → London
- 24 min early
Montreal → London
Is AC866 usually late?
Observation window: Aug 30, 2026 – Sep 29, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
London Heathrow (LHR) departures
- Left more than 15 min late
- 368 of 476
- Cancelled today
- 17
Related flights
Airports
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 27, 2026Arrived | Montreal | London | 69 | |
| Sep 26, 2026Arrived | Montreal | London | -18 | |
| Sep 25, 2026Arrived | Montreal | London | -6 | |
| Sep 23, 2026Arrived | Montreal | London | 7 | |
| Sep 22, 2026Arrived | Montreal | London | -24 | |
| Sep 20, 2026Arrived | Montreal | London | -28 | |
| Sep 19, 2026Arrived | Montreal | London | -17 | |
| Sep 18, 2026Arrived | Montreal | London | -8 | |
| Sep 16, 2026Arrived | Montreal | London | -2 | |
| Sep 15, 2026Arrived | Montreal | London | -13 | |
| Sep 13, 2026Arrived | Montreal | London | 17 | |
| Sep 12, 2026Arrived | Montreal | London | -8 | |
| Sep 11, 2026Arrived | Montreal | London | -16 | |
| Sep 9, 2026Arrived | Montreal | London | -11 | |
| Sep 8, 2026Arrived | Montreal | London | -22 | |
| Sep 6, 2026Arrived | Montreal | London | 0 | |
| Sep 5, 2026Arrived | Montreal | London | 80 | |
| Sep 4, 2026Arrived | Montreal | London | -7 |
Email me if AC866 runs late
We email you if your next AC866 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.