Toronto (YYZ)London Heathrow (LHR)
- non-stop flights:
- 6–7 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $521number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 3–4 3–4 3 3–4 3–4 3–4 3–4 2 2 2 2 2 2 2 1 1 1 1 1 1 1 Calgary (YYC)London Heathrow (LHR)
- non-stop flights:
- 3 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $2,634number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1