AirHint found the following cheapest return flights from London (LON) to Toronto (YYZ) in August 2026 (see full year).

Return flights

31 Aug - 10 Sep	SWISS
25 Aug - 11 Sep	SWISS
28 Aug - 11 Sep	SWISS
22 Aug - 12 Sep	Lufthansa
30 Aug - 13 Sep	SWISS
30 Aug - 20 Sep	Lufthansa
26 Aug - 07 Sep	Lufthansa
24 Aug - 14 Sep	SWISS
25 Aug - 11 Sep	Air Canada	direct
28 Aug - 11 Sep	Air Canada	direct
28 Aug - 31 Aug	Scandinavian Airlines
10 Aug - 24 Aug	Norwegian Air Sweden AOC
21 Aug - 31 Aug	Air Transat
13 Aug - 31 Aug	Air Transat
22 Aug - 30 Aug	Aer Lingus
19 Aug - 25 Aug	Air Transat
17 Aug - 25 Aug	Air Transat
21 Aug - 30 Aug	Air Transat
22 Aug - 30 Aug	Air Transat	direct
14 Aug - 21 Aug	Air Transat

Also check the deals for one-way flights from London to Toronto in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Toronto

Cheap car rent in Toronto

Cheapest return flights from London to Toronto in August from 383€

Return flights