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

Return flights

08 Sep - 22 Sep	Ryanair
01 Sep - 21 Sep	Ryanair
02 Sep - 09 Sep	Ryanair
08 Sep - 15 Sep	Ryanair
30 Sep - 04 Oct	Ryanair
20 Sep - 27 Sep	Ryanair
01 Sep - 13 Sep	Ryanair
02 Sep - 22 Sep	Ryanair
01 Sep - 14 Sep	Ryanair
14 Sep - 21 Sep	Ryanair
14 Sep - 29 Sep	Ryanair
24 Sep - 06 Oct	Ryanair
25 Sep - 10 Oct	easyJet
25 Sep - 11 Oct	Ryanair
27 Sep - 11 Oct	easyJet
25 Sep - 04 Oct	Ryanair
27 Sep - 05 Oct	easyJet
28 Sep - 09 Oct	easyJet
18 Sep - 03 Oct	easyJet
21 Sep - 05 Oct	easyJet

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

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 September from $548

Return flights