Cheap flights from Montreal to New York from $136

The cheapest month to fly to New York LaGuardia Airport from Montreal is in April. Flight prices, which tend to average around $241, are often lower during this time because this is during the off-season. If you don’t want to visit New York LaGuardia Airport in April, then you should wait until June to fly from Montreal, when ticket prices are also cheap, with an average price of $250.

The cheapest day to depart on your flight to New York LaGuardia Airport is on a Wednesday when prices can be found for as low as $261. This is often the case because there is less demand to fly during this day of the week. Flights from Montreal to New York LaGuardia Airport on a Monday will generally be more expensive and average around $330. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Montreal to New York LaGuardia Airport flights are usually those with departure times in the evening. Our users have found flights to New York LaGuardia Airport in the evening for as low as $258. Flights in the morning are often more expensive with an average ticket price of $333.

Fly from Montreal Pierre Elliott Trudeau Intl to New York LaGuardia for the best Montreal - New York LaGuardia flight prices

You are more likely to see cheaper flights to New York LaGuardia Airport from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to New York LaGuardia Airport for around $302 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York LaGuardia Airport from Montreal for as low as $245 on momondo.

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

Porter Airlines and Air Canada are the most popular carriers operating from Montreal to New York LaGuardia

Air Canada, Delta and American Airlines are the top three most popular airlines that fly to New York LaGuardia Airport from Montreal according to our data. Air Canada is the first choice among our users, with 78% of people opting to fly with this airline when traveling to New York LaGuardia Airport. Keep in mind that there are 4 different airlines that fly to New York LaGuardia Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Montreal and New York have experienced a delay on any given week. The average delay length over the past 12 months has been 130 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.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday 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.

As of February 2026, 16 flights take off from Montreal and land in New York LaGuardia Airport each day. The most common flight departure time for this route is 8:00PM, with 43% of daily flights taking off in the afternoon.

The number of flights available between Montreal and New York LaGuardia Airport is 118 per week as of February 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.