Thai Airways
flight
TG 5812:
London Heathrow - Calgary
London Heathrow - Calgary
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Thai Airways TG5812
Effective 2026-03-29 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada.
(AC 851)
Duration: 9:35, non-stop Airbus A330-300 (333)
Direct Codeshare Flights:
Thai Airways TG5812
Effective 2026-02-13 through 2026-02-21
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
Sun
-
-
Codeshare flight, operated by Air Canada.
(AC 851)
Duration: 9:00, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
Thai Airways TG5812
Valid until 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada.
(AC 851)
Duration: 9:00, non-stop Boeing 787-8 (788)
Direct Codeshare Flights:
Thai Airways TG5812
Effective 2026-02-15 through 2026-02-26
Mon
Tue
Wed
Thu
Fri
-
-
Sat
-
-
Sun
Codeshare flight, operated by Air Canada.
(AC 851)
Duration: 9:00, non-stop Boeing 787-8 (788)
Direct Codeshare Flights:
Thai Airways TG5812
Effective 2026-02-27 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada.
(AC 851)
Duration: 9:00, non-stop Boeing 787-8 (788)
Direct Codeshare Flights:
Thai Airways TG5812
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada.
(AC 851)
Duration: 9:00, non-stop Boeing 787-8 (788)
Direct Codeshare Flights:
Thai Airways TG5812
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada.
(AC 851)
Duration: 9:00, non-stop Boeing 787-8 (788)
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Parallax here LHR-YYC
- TG 5812 is an international flight departing from London Heathrow airport, United Kingdom (LHR) and arriving at Calgary airport, Canada (YYC).
- The flight distance is 4356 miles, or 7011 km.
- The timezone of the departure airport is UTC+0 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 9:00 and 9:35.