Cheap flights from Ontario to Boston from C$ 188

The cheapest month to fly to Boston from Region of Ontario is in October. Flight prices, which tend to average around C$ 331, are often lower during this time because this is during the off-season. If you are unable to visit Boston during the month of October, then departing from Region of Ontario during the month March is also very affordable. Most momondo users find prices during this month for around C$ 332.

On average, the least expensive day to fly to Boston from Region of Ontario is on a Friday. momondo users have found tickets for Friday departures for as low as C$ 396. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Region of Ontario to Boston on a Wednesday will generally be more expensive and average around C$ 1,424. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Boston from Region of Ontario in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 381 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of C$ 1,763.

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

You are more likely to see cheaper flights to Boston from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around C$ 422 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Region of Ontario for as low as C$ 359 on momondo.

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

Porter Airlines, Air Canada, and Air Transat are the most popular carriers operating from Ontario to Boston Logan Intl

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Boston from Region of Ontario according to our data. Air Canada is the first choice among our users, with 58% of people opting to fly with this airline when travelling to Boston. Keep in mind that there are 5 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

As of February 2026, there are 22 flights per day flying from Region of Ontario to Boston. The most common time of day flights depart is 4:00p.m., with 47% of flights taking off in the afternoon.

As of February 2026, there are 160 flights per week flying from Region of Ontario to Boston. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.