Cheap flights from Toronto to San Diego from $166

If you are unable to visit San Diego during the month of April, then departing from Toronto during the month March is also very affordable. Most momondo users find prices during this month for around $363.

The cheapest day to depart from Toronto to San Diego is on a Friday. Travelers who choose to depart for San Diego on a Friday will often find tickets for as low as $357. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $524. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

Fly from Toronto Pearson Intl to San Diego for the best Toronto - San Diego flight prices

You are more likely to see cheaper flights to San Diego from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $405 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Toronto for as low as $313 on momondo.

There are 3 cabin classes available to choose from on Toronto 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 45% on your flight if you consider stops on a Toronto to San Diego flight.

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

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to San Diego from Toronto according to our data. Air Canada is the first choice among our users, with 61% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 5 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 21% of flights between Toronto and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

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

Monday 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, Porter Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

Chicago (ORD) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $530.

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 7h 40m.

Chicago (ORD) has the shortest average layover time for this route: 1h 40m.

4 flights are operational weekly from Toronto to San Diego as of March 2026. The most popular departure day for this route is Fri, with 50% of flights per week taking off on this day.

On average, it takes 11h 24m to fly from Toronto to San Diego if you fly out of Toronto (the most popular airport in Toronto) and into San Diego (the most popular airport in San Diego). If you’re flying out of Hamilton and into San Diego, then the flight time is around 20h 37m.