Cheap flights from San Diego to Canada from C$ 138

In general, May is the cheapest month to fly from San Diego to Canada. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 546. If you’re not able to fly to Canada in May, then July is your next best option. Flight prices from San Diego to Canada during July average around C$ 576.

Our data shows that Sunday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as C$ 422. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around C$ 781. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

According to our data, the cheapest time of day to fly to Canada is at noon. momondo users have found flights departing from San Diego to Canada at noon for as low as C$ 422. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Canada, so prices are often more expensive at around C$ 503 per ticket.

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

You are more likely to see cheaper flights to Canada from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around C$ 646 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from San Diego for as low as C$ 411 on momondo.

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

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

WestJet, Air Canada and United Airlines are the top three most popular airlines that fly to Canada from San Diego according to our data. WestJet is the first choice among our users, with 67% of people opting to fly with this airline when travelling to Canada. Keep in mind that there are 3 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between San Diego and Canada have experienced a delay on any given week. The average delay length over the past 12 months has been 142 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Monday 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 19% of their flights experiencing any sort of delay.

7 flights are operational daily from San Diego to Canada as of April 2026. The most popular departure time for this route is 12:00p.m., with 70% of flights per day taking off in the afternoon.

As of April 2026, 49 flights take off from San Diego and land in Canada each week. The most common flight departure day for this route is Fri, with 18% of weekly flights taking off on this day.