Cheap flights from Washington, D.C. to Toronto from $99

The month of March is, on average, the cheapest month to fly to Toronto from Washington, D.C., with most prices found around $79. If you are unable to visit Toronto during the month of March, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $79.

On average, the least expensive day to fly to Toronto from Washington, D.C. is on a Thursday. momondo users have found tickets for Thursday departures for as low as $392. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Tuesday, with ticket prices averaging around $562.

In the afternoon is the cheapest time of day to fly from Washington, D.C. to Toronto when you can find flight prices for as low as $386. Flying to Toronto in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the morning, with an average ticket price of $478. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Toronto from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto for around $368 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto from Washington, D.C. for as low as $290 on momondo.

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

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Toronto.

As of June 2026, prices for Washington, D.C. to Toronto flights are approximately 29% cheaper when compared to flights at the same time last year.

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

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Toronto from Washington, D.C. according to our data. Air Canada is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Toronto. Keep in mind that there are 7 different airlines that fly to Toronto on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Washington, D.C. and Toronto have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

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

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

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

Detroit (DTW) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

Flights via Newark (EWR) offer the lowest average round-trip price of $286.

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 3h 22m.

Detroit (DTW) has the shortest average layover time for this route: 0h 33m.

As of June 2026, 36 flights take off from Washington, D.C. and land in Toronto each day. The most common flight departure time for this route is 5:00PM, with 41% of daily flights taking off in the afternoon.

As of June 2026, 257 flights take off from Washington, D.C. and land in Toronto each week. The most common flight departure day for this route is Wed, with 15% of weekly flights taking off on this day.