Cheap flights from Montreal to Los Angeles from C$ 378

The month of October is, on average, the cheapest month to fly to Los Angeles from Montreal, with most prices found around C$ 511. If you’re not able to fly to Los Angeles in October, then January is your next best option. Flight prices from Montreal to Los Angeles during January average around C$ 559.

According to our data, Friday is the cheapest day to fly to Los Angeles from Montreal. The lowest ticket price found for a Friday departure recently was C$ 834. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Los Angeles is Monday, with ticket prices averaging around C$ 1,179.

In the morning is the cheapest time of day to fly from Montreal to Los Angeles when you can find flight prices for as low as C$ 859. Flying to Los Angeles in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around C$ 1,269. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Montreal Pierre Elliott Trudeau Intl to Los Angeles for the best Montreal - Los Angeles flight prices

You are more likely to see cheaper flights to Los Angeles from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around C$ 658 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Montreal for as low as C$ 556 on momondo.

There are 4 cabin classes available to choose from on Montreal to Los Angeles 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 9% on your flight if you consider stops on a Montreal to Los Angeles flight.

As of August 2026, prices for Montreal to Los Angeles flights are approximately 9% cheaper when compared to flights at the same time last year.

Delta and United Airlines are the most popular carriers operating from Montreal to Los Angeles

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Los Angeles from Montreal according to our data. Air Canada is the first choice among our users, with 69% of people opting to fly with this airline when travelling to Los Angeles. Keep in mind that there are 6 different airlines that fly to Los Angeles on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% of flights between Montreal and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 134 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. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Air Canada has had the least delays on this route over the last 12 months, with about 20% of their flights experiencing any sort of delay.

Toronto (YYZ) was the most common stop: 68% of momondo users choosing one-stop flights on this route connected there.

Flights via Atlanta (ATL) offer the lowest average round-trip price of C$ 456.

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 8h 55m.

Chicago (ORD) has the shortest average layover time for this route: 1h 10m.

As of August 2026, there are 9 flights per day flying from Montreal to Los Angeles. The most common time of day flights depart is 4:00p.m., with 37% of flights taking off in the afternoon.

As of August 2026, 67 flights take off from Montreal and land in Los Angeles each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.