Cheapest return flights from Washington to Toronto in September from 223€

AirHint found the following cheapest return flights from Washington (IAD) to Toronto (YTZ) in September 2026 (see full year).

Return flights

15 Sep - 23 Sep Porter Airlines (Canada) Ltd direct
25 Sep - 28 Sep Porter Airlines (Canada) Ltd direct
04 Sep - 08 Sep Porter Airlines (Canada) Ltd direct
04 Sep - 07 Sep Air Canada direct
25 Sep - 15 Oct Porter Airlines (Canada) Ltd direct
27 Sep - 15 Oct Porter Airlines (Canada) Ltd direct
15 Sep - 28 Sep Porter Airlines (Canada) Ltd direct
27 Sep - 28 Sep Porter Airlines (Canada) Ltd direct
04 Sep - 23 Sep Porter Airlines (Canada) Ltd direct

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

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