Air Canada AC851 Flight Status
According to Trip.com real-time data, the AC851 flight operated by Air Canada on Mar 18, 2026 is scheduled to fly from London (LHR) to Calgary (YYC). The flight is expected to depart at 3:00 PM (local time in London, UTC+0) and land at 5:22 PM (local time in Calgary, UTC-6) .
Tue, Mar 17
Wed, Mar 18
Thu, Mar 19
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Arrived
The flight has arrived 3h 5m late
9h
YYZ
5h 4m
Check-in Counter
A
Boarding Gate
D39
Arrival Gate
C56
Baggage
10
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Scheduled
Your flight will depart on time.
9h
Check-in Counter
A
Boarding Gate
B37
Arrival Gate
D78
Baggage
1
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Scheduled
Your flight will depart on time.
9h
Check-in Counter
A
Boarding Gate
--
Arrival Gate
D78
Baggage
1
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Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline. If this is not your flight, you can browse more options for flights from London to Calgary to find your schedule.
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AC888
|
Ottawa (YOW) 
London (LON)
London (LON)Scheduled: 9:20 AM
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AC851 Aircraft Details
According to Trip.com real-time data, the AC851 flight flying from London to Calgary on 3/18/2026 is operated by the aircraft model Boeing 787-800. This aircraft has been in service for 11y, 4m. The aircraft is equipped with 251 seats.
Boeing 787-800
Punctuality (Departure)
83%
Punctuality (Arrival)
93%
Early on average
11 minutes
Age
11y, 4m
Seats
251
Flight Distance
--
Economy
Business
Premium Economy
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
79 cm
Legroom
43 cm
Seat width
110°
Reclining Angle
3-3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
203 cm
More legroom than on 67% of flights
53 cm
Seat width
180°
Reclining Angle Fully reclinable
1-2-1
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
97 cm
Legroom
48 cm
Seat width
140°
Reclining Angle
2-3-2
Seat layout example
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Flight History for AC851
Trip.com historical records show that the last AC851 flight departed on Tue, Mar 17 from LHR at approximately 5:19 PM. This flight is expected to arrrive in YYC at 9:05 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Mar 14 | London (LHR) | Calgary (YYC) | 788 | 3:15 PM | 5:43 PM | Arrived |
| Sun, Mar 15 | London (LHR) | Calgary (YYC) | 788 | 3:27 PM | 5:32 PM | Arrived |
| Mon, Mar 16 | London (LHR) | Calgary (YYC) | 788 | 3:08 PM | 5:25 PM | Arrived |
| Tue, Mar 17 | London (LHR) | Calgary (YYC) | 788 | 5:19 PM | 9:05 PM | Arrived |
| Wed, Mar 18 | London (LHR) | Calgary (YYC) | 788 | 3:00 PM | 5:22 PM | Scheduled |
| Thu, Mar 19 | London (LHR) | Calgary (YYC) | 788 | 3:00 PM | 6:00 PM | Scheduled |
| Fri, Mar 20 | London (LHR) | Calgary (YYC) | 788 | 3:00 PM | 6:00 PM | Scheduled |
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AC851 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of AC851 is 83% (Late on average 24 minutes), and the on-time arrival rate is 93% (Early on average 11 minutes).
On-Time Departures
Punctuality
83%
Late on average 24 minutes
Early
0%
On time
83%
30 mins late
10%
60 mins late
3%
90 mins late
3%
Canceled
0%
On-Time Arrivals
Punctuality
93%
Early on average 11 minutes
Early
83%
On time
10%
30 mins late
3%
60 mins late
3%
90 mins late
0%
Canceled
0%
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Arrival Info: Calgary Weather & Current Time
Mostly cloudy
|
4°C - 16°C
Weather forecast for your arrival day
-6 hour time difference
Time on arrival: London 00:00| Calgary 18:00
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