Air Canada AC851 Flight Status
According to Trip.com latest record on status for Air Canada flight AC851 from London to Calgary (LHR-YYC): Flight AC851 has taken off from Heathrow Airport at 10:46, and is currently en-route to Calgary International Airport. Estimated time of arrival is 11:56.
Sun, Jun 14
Mon, Jun 15
Tue, Jun 16
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Arrived
The flight arrived 14m early.
8h 50m
Check-in Counter
A
Boarding Gate
B41
Arrival Gate
D76
Baggage
1
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In Flight
Your flight has departed London and is expected to arrive in Calgary at 11:56.
8h 50m
Check-in Counter
A
Boarding Gate
B38
Arrival Gate
D76
Baggage
1
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Scheduled
Your flight will depart on time.
8h 50m
Check-in Counter
A
Boarding Gate
--
Arrival Gate
D76
Baggage
1
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Flight status powered by VariFlight.VariFlight. For real-time updates, follow airport displays or contact your airline directly. If this is not your flight, you can browse more options for flights from London to Calgary to find your schedule.
Track the Previous Flight Status: Delayed
AC856
|
Toronto (YTO) 
London (LON)
London (LON)Scheduled: 08:35
|
12m late
fake text
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AC851 Aircraft Specifications
According to Trip.com real-time data, the AC851 flight from London to Calgary on 6/15/2026 is operated using the aircraft model Boeing 787-800. This aircraft has been in service for 11y, 7m. The aircraft has 251 seats.
Boeing 787-800
On-Time Departure
60%
On-Time Arrival
93%
Avg. Early
15 minutes
Aircraft Age
11y, 7m
Total Seats
251
Flight Distance
--
Economy
Business
Premium Economy
Cabin Amenities
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
Cabin Amenities
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
Cabin Amenities
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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AC851 Flight History
Trip.com historical records show that the last AC851 flight departed on Sun, Jun 14 from LHR at approximately 10:47. This flight is expected to arrrive in YYC at 11:51.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Jun 11 | London (LHR) | Calgary (YYC) | 788 | 10:34 | 12:04 | Arrived |
| Fri, Jun 12 | London (LHR) | Calgary (YYC) | 789 | 10:33 | 11:45 | Arrived |
| Sat, Jun 13 | London (LHR) | Calgary (YYC) | 789 | 11:07 | 12:16 | Arrived |
| Sun, Jun 14 | London (LHR) | Calgary (YYC) | 789 | 10:47 | 11:51 | Arrived |
| Mon, Jun 15 | London (LHR) | Calgary (YYC) | 788 | 10:46 | 11:56 | In Flight |
| Tue, Jun 16 | London (LHR) | Calgary (YYC) | 789 | 10:15 | 12:05 | Scheduled |
| Wed, Jun 17 | London (LHR) | Calgary (YYC) | 789 | 10:15 | 12:05 | Scheduled |
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AC851 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of AC851 is 60% (Late on average 36 minutes), and the on-time arrival rate is 93% (Early on average 15 minutes).
On-Time Departures
Punctuality
60%
Late on average 36 minutes
Early
0%
On time
60%
30 mins late
23%
60 mins late
13%
90 mins late
3%
Cancelled
0%
On-Time Arrivals
Punctuality
93%
Early on average 15 minutes
Early
77%
On time
17%
30 mins late
3%
60 mins late
3%
90 mins late
0%
Cancelled
0%
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When You Land: Calgary Weather & Time Zone
Cloudy
|
10°C - 23°C
Weather forecast for your arrival day
-7 hour time difference
Time on arrival: London 18:56| Calgary 11:56
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