AirHint found the following cheapest return flights from London (LTN) to Toronto (YYZ) in August 2025 (see full year).

Return flights

16 Aug - 26 Aug	easyJet
26 Aug - 02 Sep	easyJet
12 Aug - 19 Aug	easyJet
05 Aug - 26 Aug	easyJet
28 Aug - 12 Sep	Ryanair
28 Aug - 05 Sep	Ryanair
14 Aug - 19 Aug	easyJet
05 Aug - 10 Aug	easyJet
05 Aug - 19 Aug	easyJet
14 Aug - 02 Sep	easyJet
05 Aug - 20 Aug	easyJet
14 Aug - 26 Aug	easyJet
28 Aug - 06 Sep	Ryanair
14 Aug - 18 Aug	easyJet
12 Aug - 02 Sep	easyJet
05 Aug - 25 Aug	easyJet
19 Aug - 02 Sep	easyJet
29 Aug - 02 Sep	easyJet
23 Aug - 02 Sep	easyJet
27 Aug - 02 Sep	easyJet

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.

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Cheapest return flights from London to Toronto in August from 448€

Return flights