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

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
20 Aug 23 Aug Porter Airlines (Canada) Ltd
Direct Flight
19 Aug 22 Aug Porter Airlines (Canada) Ltd
Direct Flight
13 Aug 18 Aug Porter Airlines (Canada) Ltd
Direct Flight
13 Aug 19 Aug Porter Airlines (Canada) Ltd
Direct Flight
19 Aug 25 Aug Porter Airlines (Canada) Ltd
Direct Flight
18 Aug 20 Aug Porter Airlines (Canada) Ltd
Direct Flight
25 Aug 02 Sep Porter Airlines (Canada) Ltd
Direct Flight
11 Aug 13 Aug Porter Airlines (Canada) Ltd
Direct Flight
23 Aug 30 Aug Porter Airlines (Canada) Ltd
Direct Flight
23 Aug 27 Aug Porter Airlines (Canada) Ltd
Direct Flight
23 Aug 26 Aug Porter Airlines (Canada) Ltd
Direct Flight
23 Aug 03 Sep Porter Airlines (Canada) Ltd
Direct Flight
23 Aug 02 Sep Porter Airlines (Canada) Ltd
Direct Flight
23 Aug 04 Sep Porter Airlines (Canada) Ltd
Direct Flight
31 Aug 03 Sep Porter Airlines (Canada) Ltd
Direct Flight
31 Aug 04 Sep Porter Airlines (Canada) Ltd
Direct Flight
12 Aug 02 Sep Porter Airlines (Canada) Ltd
Direct Flight
30 Aug 04 Sep Porter Airlines (Canada) Ltd
Direct Flight
19 Aug 04 Sep Porter Airlines (Canada) Ltd
Direct Flight
22 Aug 04 Sep Porter Airlines (Canada) Ltd
Direct Flight
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deals for one-way flights from Washington to Toronto in August.

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Updated Jun 19, 2026.

About these fares

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