Cheap flights from New York LaGuardia Airport to Montreal from $151

The cheapest month to fly to Montreal from New York LaGuardia Airport is in September. Flight prices, which tend to average around $437, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of September, then departing from New York LaGuardia Airport during the month January is also very affordable. Most momondo users find prices during this month for around $441.

The cheapest day to depart from New York LaGuardia Airport to Montreal is on a Tuesday. Travellers who choose to depart for Montreal on a Tuesday will often find tickets for as low as $542. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to Montreal for around $725.

Our data shows that the cheapest New York LaGuardia Airport to Montreal flights are usually those with departure times at midday. Our users have found flights to Montreal at midday for as low as $558. Try not to purchase tickets in the afternoon because they tend to be around $670. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Montreal from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around $476 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from New York LaGuardia Airport for as low as $346 on momondo.

There are 2 cabin classes available to choose from on New York LaGuardia to Montreal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 5% on your flight if you consider stops on a New York LaGuardia Airport to Montreal flight.

As of March 2026, prices for New York LaGuardia Airport to Montreal flights are approximately 12% more expensive when compared to flights at the same time last year.

Historically, on average around 18% of flights between New York and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 131 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night 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. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, American Airlines have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

The number of flights available between New York LaGuardia Airport and Montreal is 17 per day as of March 2026. The most frequent departure time is 17:00, with 56% of daily flights leaving in the afternoon.

The number of flights available between New York LaGuardia Airport and Montreal is 124 per week as of March 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.