Cheap flights from Toronto to Washington, D.C. from C$ 186

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Toronto is in June. Flight prices, which tend to average around C$ 283, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. Dulles Intl Airport in June, then you should wait until July to fly from Toronto, when ticket prices are also cheap, with an average price of C$ 285.

According to our data, Friday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Toronto. The lowest ticket price found for a Friday departure recently was C$ 527. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Sunday is C$ 942.

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the afternoon. Flights from Toronto to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 508. In the evening is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 855 per ticket.

Fly from Toronto Island to Washington, D.C. Dulles Intl for the best Toronto - Washington, D.C. Dulles Intl flight prices

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around C$ 405 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Toronto for as low as C$ 292 on momondo.

There are 4 cabin classes available to choose from on Toronto to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 2% on your flight if you consider stops on a Toronto to Washington, D.C. Dulles Intl Airport flight.

As of April 2026, prices for Toronto to Washington, D.C. Dulles Intl Airport flights are approximately 20% cheaper when compared to flights at the same time last year.

Porter Airlines, Delta, and Air Canada are the most popular carriers operating from Toronto to Washington, D.C. Dulles Intl

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Toronto according to our data. Air Canada is the first choice among our users, with 53% of people opting to fly with this airline when travelling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Toronto and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 120 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines has had the least delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

19 flights are operational daily from Toronto to Washington, D.C. Dulles Intl Airport as of April 2026. The most popular departure time for this route is 9:00a.m., with 38% of flights per day taking off in the afternoon.

The number of flights available between Toronto and Washington, D.C. Dulles Intl Airport is 139 per week as of April 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.