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Air Canada AC851 Flight Status Tracker

AC851 is a international flight operated by Air Canada. AC851 is departing from London (LHR), United Kingdom and arriving at Calgary (YYC), Canada. The flight distance is about 7035.49 km or 4371.65 miles and flight time is 8 hours 50 minutes. Get the latest status of AC851 / ACA851 here.

Update on Feb. 24, 2026, 9:53 a.m.

Lastest Status

Departed Delayed by 20m
AC Flight Status
LHR
Departure
London Heathrow Airport
Scheduled Departure:
15:00
Actual Departure:
15:20
Departure Terminal:
Gate None
Flight Status
Distance:
7035.49 km / 4371.65 miles or 3798.86 nautical miles.
YYC
Arrival
Calgary International Airport
Scheduled Arrival:
17:00
Estimate Arrival:
17:20
Arrival Terminal:
C Gate None

Flight AC851 detail information

  • Type International Flight
  • Route Departure London (LHR), United Kingdom and arriving at Calgary (YYC), Canada
  • Airlines Air Canada (AC)
  • Aircraft Boeing 787-9
  • Flight Duration 8 hours 50 minutes
  • Flight Distance 7035.49 km /4371.65 miles
  • Operating Days Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday

AC851 Airports

Departures
  • Airport: London Heathrow Airport, United Kingdom
  • ICAO Code: LHR
  • LHR Current time: 22:48 02-Mar-2026
Arrivals
  • Airport: Calgary International Airport, Canada
  • ICAO Code: YYC
  • YYC Current time: 15:48 02-Mar-2026

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