Cheapest return flights from Washington to Toronto in April from $167

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

AirHint found the following cheapest return flights from Washington (IAD) to Toronto (YTZ) in April 2025 (see full year).

Return flights

18 Apr - 21 Apr Porter Airlines (Canada) Ltd direct
22 Apr - 30 Apr Air Transat direct
26 Apr - 27 Apr Air Transat direct
25 Apr - 28 Apr Air Transat direct
25 Apr - 26 Apr Air Transat direct
23 Apr - 27 Apr Air Transat direct
24 Apr - 27 Apr Air Transat direct
24 Apr - 28 Apr Air Transat direct
25 Apr - 27 Apr Air Transat direct
24 Apr - 26 Apr Porter Airlines (Canada) Ltd direct
24 Apr - 07 May Porter Airlines (Canada) Ltd direct
24 Apr - 10 May Porter Airlines (Canada) Ltd direct
24 Apr - 06 May Porter Airlines (Canada) Ltd direct
24 Apr - 13 May Porter Airlines (Canada) Ltd direct
24 Apr - 12 May Porter Airlines (Canada) Ltd direct
24 Apr - 02 May Porter Airlines (Canada) Ltd direct
24 Apr - 01 May Porter Airlines (Canada) Ltd direct
24 Apr - 09 May Porter Airlines (Canada) Ltd direct
24 Apr - 15 May Porter Airlines (Canada) Ltd direct
18 Apr - 04 May Porter Airlines (Canada) Ltd direct

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

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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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