Cheapest return STN–YYZ flights, September

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

Return flights

17 Sep - 29 Sep Ryanair
01 Sep - 22 Sep Ryanair
01 Sep - 13 Sep Ryanair
03 Sep - 08 Sep Ryanair
02 Sep - 17 Sep Ryanair
01 Sep - 07 Sep Ryanair
14 Sep - 21 Sep Ryanair
08 Sep - 22 Sep Ryanair
23 Sep - 29 Sep Ryanair
10 Sep - 22 Sep Ryanair
16 Sep - 04 Oct Ryanair
30 Sep - 11 Oct Ryanair
22 Sep - 02 Oct Ryanair
21 Sep - 13 Oct Ryanair
17 Sep - 01 Oct Ryanair
21 Sep - 01 Oct Ryanair
18 Sep - 02 Oct Ryanair
28 Sep - 06 Oct Ryanair
24 Sep - 09 Oct Ryanair
27 Sep - 08 Oct Ryanair

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

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