Cheap flights from Boston to Canada from £71

The cheapest month to fly to Canada from Boston is in September. Flight prices, which tend to average around £259, are often lower during this time because this is during the off-season. If you aren’t able to travel to Canada during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £269.

On average, the least expensive day to fly to Canada from Boston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £159. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £571. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

Our data shows that the cheapest Boston to Canada flights are usually those with departure times in the morning. Our users have found flights to Canada in the morning for as low as £227. In contrast, the most expensive time of day to depart to Canada is in the evening when prices are around £399.

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

You are more likely to see cheaper flights to Canada from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around £273 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from Boston for as low as £198 on momondo.

There are 3 cabin classes available to choose from on Boston to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines, Porter Airlines, and Delta are the most popular carriers operating from Boston Logan Intl to Canada

Air Canada, WestJet and Porter Airlines are the top three most popular airlines that fly to Canada from Boston according to our data. Air Canada is the first choice among our users, with 63% of people opting to fly with this airline when travelling to Canada. Keep in mind that there are 3 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.

Historically, on average around 23% of flights between Boston and Canada have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening 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, Porter Airlines have had the fewest delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

As of July 2026, there are 45 flights per day flying from Boston to Canada. The most common time of day flights depart is 18:00, with 34% of flights taking off in the afternoon.

As of July 2026, 317 flights take off from Boston and land in Canada each week. The most common flight departure day for this route is Thu, with 16% of weekly flights taking off on this day.