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

Return flights

30 Jul - 06 Aug	Air Canada	direct
27 Jul - 06 Aug	Delta
31 Jul - 07 Aug	Air Canada	direct
30 Jul - 03 Aug	Delta
30 Jul - 02 Aug	Delta
31 Jul - 01 Aug	WestJet
31 Jul - 03 Aug	WestJet
27 Jul - 06 Aug	United	direct
27 Jul - 30 Jul	WestJet
30 Jul - 03 Aug	United	direct
31 Jul - 01 Aug	United	direct
27 Jul - 30 Jul	Air Canada	direct

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

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.

Book a cheap hotel in Toronto

Cheap car rent in Toronto

Cheapest return flights from Washington to Toronto in July from 465€

Return flights