Cheapest return flights from Washington to Toronto in June from $415

AirHint found the following cheapest return flights from Washington (IAD) to Toronto (YYZ) in June 2026 (see full year).

Return flights

12 Jun - 15 Jun Delta
25 Jun - 10 Jul Delta
25 Jun - 10 Jul United direct
13 Jun - 15 Jun United direct
12 Jun - 15 Jun United direct
26 Jun - 30 Jul United direct
26 Jun - 30 Jul WestJet
13 Jun - 14 Jun United direct

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.