Cheap flights from Canada to San Diego from $96

If you are unable to visit San Diego during the month of May, then departing from Canada during the month September is also very affordable. Most momondo users find prices during this month for around $401.

The cheapest day to depart from Canada to San Diego is on a Thursday. Travelers who choose to depart for San Diego on a Thursday will often find tickets for as low as $485. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $694. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

Fly from Montreal Pierre Elliott Trudeau Intl to San Diego for the best Canada - San Diego flight prices

You are more likely to see cheaper flights to San Diego from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $482 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Canada for as low as $408 on momondo.

There are 3 cabin classes available to choose from on Canada to San Diego 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 33% on your flight if you consider stops on a Canada to San Diego flight.

WestJet, Delta, and Air Canada are the most popular carriers operating from Canada to San Diego

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to San Diego from Canada according to our data. Air Canada is the first choice among our users, with 40% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 6 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% of flights between Canada and San Diego 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 in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, WestJet have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

As of August 2026, 12 flights take off from Canada and land in San Diego each day. The most common flight departure time for this route is 5:00PM, with 52% of daily flights taking off in the afternoon.

The number of flights available between Canada and San Diego is 85 per week as of August 2026. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.