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

If you aren’t able to travel during the month of August, then book flights to Washington, D.C. from Canada during October instead. Flights to Washington, D.C. in October, while not as cheap as those in August, still average around C$ 342.

The cheapest day to depart from Canada to Washington, D.C. is on a Friday. Travellers who choose to depart for Washington, D.C. on a Friday will often find tickets for as low as C$ 511. The most expensive day to fly to Washington, D.C. is Sunday, with ticket prices averaging around C$ 930.

In the afternoon is the cheapest time of day to fly from Canada to Washington, D.C. when you can find flight prices for as low as C$ 505. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Washington, D.C., so prices are often more expensive at around C$ 848 per ticket.

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

You are more likely to see cheaper flights to Washington, D.C. from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around C$ 407 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Canada for as low as C$ 289 on momondo.

WestJet, Air Canada, and Delta are the most popular carriers operating from Canada to Washington, D.C.

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Washington, D.C. from Canada according to our data. Air Canada is the first choice among our users, with 52% of people opting to fly with this airline when travelling to Washington, D.C.. Keep in mind that there are 8 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between Canada and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 122 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.

Saturday 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.

As of May 2026, there are 51 flights per day flying from Canada to Washington, D.C.. The most common time of day flights depart is 2:00p.m., with 36% of flights taking off in the afternoon.

363 flights are operational weekly from Canada to Washington, D.C. as of May 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.