C$213 Cheap Flights from San Diego International (SAN) to Montreal (YMQA)

Compare San Diego International to Montreal flight deals

Find the cheapest month or even day of the year to fly to Montreal

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Flight deals from San Diego International to Montreal

Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Montreal? If you want to travel next month, return fares start from C$717. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Diego International to Montreal

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to Montreal flights are currently cheapest in October.

Which airlines fly from San Diego International to Montreal?

Alternative San Diego International to Montreal routes

Looking for the cheapest, fastest or easiest route from San Diego International to Montreal? You could fly into the following airports instead.

San Diego to Montreal: Flight information

The things to know before you go.
Cheapest flight foundC$213
Cheapest month to flyOctober
Average flight time5 hrs, 31 mins
Most popular airlineAir Canada
Average flights per week15

Finding cheap flights from San Diego International to Montreal: Frequently asked questions

There are 3 airports in Montreal: Montreal St Hubert, Montreal Pierre Elliott Trudeau and Montreal Mirabel.
The best price we found for a return flight from San Diego International to Montreal is C$535. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 31 minutes is the average flight time from San Diego International to Montreal.
Air Canada, Air Canada Rouge and United fly direct from San Diego International to Montreal.
As of May 2026, there are 15 flights per week flying from San Diego International to Montreal.
The cheapest month to fly from San Diego International to Montreal is usually October.
If you're flying from San Diego International Airport, the cheapest airport near Montreal is Montreal Pierre Elliott Trudeau – which is 16.1 km away from the centre of Montreal. We've found flights into this airport from C$535.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Montreal on Monday, October 19, 2026.
Yes – the average flight time is 5 hours and 31 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Montreal but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Montreal is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. July is typically the warmest month in Montreal, when it usually averages around 25°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -17°C. The rainiest month is June.
Currently, Delta and Air Canada offer the cheapest flight tickets to Montreal.

Travelling from San Diego International Airport (SAN) to Montreal: what you need to know

  • Around 6 hours 6 minutes is how long you can expect to be in the air on a direct flight from San Diego International Airport to Montreal.

  • The timezone in Montreal is UTC-4. The city is 3 hours ahead of San Diego, where San Diego International Airport is located.

  • San Diego International Airport (SAN) to Montreal-Pierre Elliott Trudeau International Airport (YUL) is the most popular route, with 7 weekly departures to pick from. If you prefer starting your day later, the last flight from SAN to YUL is with Air Canada at 09:00. Opt for the first departure with Air Canada at 08:00 if you want to get going early.

  • Give yourself plenty of time to catch your flight from SAN to Montreal. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Popular months like July or vacation periods such as Christmas and New Year will mean longer lines at check-in and security. If you're travelling then, play it safe and get to the terminal even earlier. Arriving two hours before domestic flights and up four hours ahead of an international flight is a smart move.

  • You can book a nonstop flight from San Diego International Airport to Montreal that touches down at Montreal-Pierre Elliott Trudeau International Airport (YUL).

  • Air Canada is a well-known carrier that offers direct flights from San Diego International Airport to Montreal.

  • We make it simple to find a flight from SAN to Montreal with a stopover. To see your options, deselect 'Direct flights only.' Then, simply choose a flight with a stop long enough to tour your chosen city. Top stopovers include:

    • Los Angeles International Airport (LAX)

    • Denver International Airport (DEN)

    • Pearson International Airport (YYZ)

  • You can visit Canada for tourism purposes without a visa if you hold a passport from United States. But before reserving your flight tickets from San Diego International Airport to Montreal, make sure you're up to date with the latest guidelines. Visa rules are subject to change, and you may require some travel documentation if your trip is for business or another reason.

  • Travelling from central San Diego to SAN takes about 20 minutes by public transport. If you drive, ride-share or take a cab, you'll cover the 5 kilometres in 9 minutes or so, depending on traffic conditions.

  • In search of a handy hotel close to SAN? If you're boarding an early flight from San Diego International Airport to Montreal, these stays will put you moments from your departure lounge:

How to find the cheapest flights from San Diego International Airport (SAN) to Montreal

  • C$213 is the lowest price we've seen for a one-way ticket from San Diego International Airport to Montreal. For a return flight on this route, the best price is C$535. Depending on when you want to go and the availability, these fares can change.

  • Book 10 months before flying. After crunching the numbers on our calendar, this is how far you should book ahead to find cheap tickets from SAN to Montreal.

  • The cheapest month for tickets from San Diego International Airport to Montreal is June. Compare prices using the 'Whole month' tool to find the dates with the lowest fares.

  • Snapping up a cheap ticket from SAN to Montreal is easy with Price Alerts. Simply set up one of these automatic alerts and we'll let you know when the price has fallen.

  • Tailor your flights with filters. Choose your ideal departure and arrival times, airlines and total journey duration. You can also sort results by 'Cheapest,' 'Fastest' or 'Best' flights from San Diego International Airport to Montreal.

Airports in Montreal

Montreal-Pierre Elliott Trudeau International Airport (YUL)

St. Hubert Airport (YHU)

Best time to go to Montreal

  • August is the busiest month to hop on a flight from San Diego International Airport to Montreal while February is the quietest. To work out the ideal time to visit Montreal, consider the pace you like to travel at.

  • The warmest month in Montreal is July, with the temperature ranging between 14ºC and 28ºC. Lock in your flights from San Diego International Airport to Montreal in this month if you enjoy this type of weather.

  • If you'd rather travel in cooler conditions, look for a cheap flight from SAN to Montreal in January when temperatures average between -19ºC and -2ºC.

More about Montreal

  • Start your Montreal trip off on the right foot by choosing the ideal place to stay. As soon as you've booked your flight from San Diego International Airport to Montreal, explore our selection of accommodation options including:

  • All great journeys should include a little sightseeing. Mount Royal Park, Montreal Botanical Garden and Saint Joseph's Oratory of Mount Royal are attractions you won't want to skip in Montreal.

Complete your Montreal trip with a car rental

  • Finding you a cheap flight from San Diego International Airport to Montreal isn't our only party trick. Check out our car rentals in Montreal and explore on your own terms. We find deals from trusted car rental providers and put them all in one place. Instantly compare rates and then book with no fees.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.