Cheapest return flights from Washington to Toronto in May from $201

Best time to book flights for Washington (DCA) to Toronto (YYZ) flights at AirHint

AirHint found the following cheapest return flights from Washington (DCA) to Toronto (YYZ) in May 2025 (see full year).

Return flights

30 May - 30 May Delta
27 May - 03 Jun Air Canada direct
27 May - 10 Jun Air Canada direct
27 May - 04 Jun Air Canada direct
27 May - 11 Jun Air Canada direct
28 May - 30 May Delta
29 May - 02 Jun Delta
28 May - 30 May American Airlines direct
28 May - 31 May American Airlines direct
29 May - 11 Jun Air Canada direct
12 May - 27 May Air Canada direct
21 May - 30 May Delta
16 May - 19 May Delta
24 May - 26 May United direct
16 May - 18 May United direct
30 May - 30 May Air Canada direct
30 May - 01 Jun United direct
29 May - 02 Jun Air Canada direct
21 May - 04 Jun WestJet
14 May - 04 Jun WestJet

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

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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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