Air Canada from 15SEP14 to 30APR15 is adjusting operational aircraft on Calgary – London Heathrow service, which sees Boeing 767-300ER operating the daily flight, instead of Boeing 777-300ER. Planned schedule from 15SEP14 to 25OCT14 as follow.
AC850 YYC1805 – 1000+1LHR 763 x24
AC850 YYC1830 – 1025+1LHR 763 4
AC850 YYC1930 – 1125+1LHR 763 2
AC851 LHR1005 – 1225YYC 763 D
In April 2015, service operates with A330-300.