Cheapest one-way flights from Washington to Toronto in June from $58

Best time to book flights for Washington (IAD) to Toronto (YTZ) flights at AirHint

AirHint found the following cheapest one-way flights from Washington (IAD) to Toronto (YTZ) in June 2025 (see full year).

One-Way flights

18 Jun Porter Airlines (Canada) Ltd direct
13 Jun Porter Airlines (Canada) Ltd direct
23 Jun Porter Airlines (Canada) Ltd direct
10 Jun Air Transat direct
09 Jun Air Transat direct
15 Jun Air Transat direct
19 Jun Porter Airlines (Canada) Ltd direct
04 Jun Air Transat direct
01 Jun Porter Airlines (Canada) Ltd direct
30 Jun Porter Airlines (Canada) Ltd direct

Also check the deals for return flights from Washington to Toronto in June.

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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.

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