Cheap flights from the United States to Toronto from $105

The month of January is, on average, the cheapest month to fly to Toronto from United States, with most prices found around $309. If you are unable to visit Toronto during the month of January, then departing from United States during the month September is also very affordable. Most momondo users find prices during this month for around $327.

On average, the least expensive day to fly to Toronto from United States is on a Friday. momondo users have found tickets for Friday departures for as low as $355. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Sunday, with ticket prices averaging around $440.

In the morning is the cheapest time of day to fly from United States to Toronto when you can find flight prices for as low as $363. Flying to Toronto in the morning is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly at noon, with an average ticket price of $467. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Boston Logan Intl to Toronto Island for the best United States - Toronto flight prices

You are more likely to see cheaper flights to Toronto from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto for around $304 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto from United States for as low as $250 on momondo.

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

United Airlines, Delta, and Porter Airlines are the most popular carriers operating from United States to Toronto

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Toronto from United States according to our data. Air Canada is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Toronto. Keep in mind that there are 12 different airlines that fly to Toronto on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between United States and Toronto have experienced a delay on any given week. The average delay length over the past 12 months has been 138 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. Sunday 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 16% of their flights experiencing any sort of delay.

233 flights are operational daily from United States to Toronto as of June 2026. The most popular departure time for this route is 9:00PM, with 37% of flights per day taking off at noon.

As of June 2026, 1,636 flights take off from United States and land in Toronto each week. The most common flight departure day for this route is Fri, with 16% of weekly flights taking off on this day.