Cheapest return flights from Washington (IAD) to Toronto (YTZ), October

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
12 Oct 28 Oct Porter Airlines (Canada) Ltd
Direct Flight
23 Oct 25 Oct Porter Airlines (Canada) Ltd
Direct Flight
17 Oct 19 Oct Porter Airlines (Canada) Ltd
Direct Flight
08 Oct 15 Oct Air Canada
Direct Flight
09 Oct 16 Oct Air Canada
Direct Flight
11 Oct 18 Oct Air Canada
Direct Flight
12 Oct 19 Oct Air Canada
Direct Flight
14 Oct 21 Oct Air Canada
Direct Flight
19 Oct 20 Oct Porter Airlines (Canada) Ltd
Direct Flight
05 Oct 16 Oct Porter Airlines (Canada) Ltd
Direct Flight
23 Oct 06 Nov Porter Airlines (Canada) Ltd
Direct Flight
23 Oct 07 Nov Porter Airlines (Canada) Ltd
Direct Flight
23 Oct 03 Nov Porter Airlines (Canada) Ltd
Direct Flight
23 Oct 04 Nov Porter Airlines (Canada) Ltd
Direct Flight
23 Oct 05 Nov Porter Airlines (Canada) Ltd
Direct Flight
17 Oct 06 Nov Porter Airlines (Canada) Ltd
Direct Flight
17 Oct 07 Nov Porter Airlines (Canada) Ltd
Direct Flight
17 Oct 03 Nov Porter Airlines (Canada) Ltd
Direct Flight
17 Oct 04 Nov Porter Airlines (Canada) Ltd
Direct Flight
17 Oct 05 Nov Porter Airlines (Canada) Ltd
Direct Flight
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deals for one-way flights from Washington to Toronto in October.

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Updated Jul 14, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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