Cheap flights from Quebec to San Diego from $178

If you are unable to visit San Diego during the month of June, then departing from Quebec during the month July is also very affordable. Most momondo users find prices during this month for around $127.

The cheapest day to depart from Quebec to San Diego is on a Sunday. Travelers who choose to depart for San Diego on a Sunday will often find tickets for as low as $258. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $789. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $438. Flights in the evening are often more expensive with an average ticket price of $550.

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

You are more likely to see cheaper flights to San Diego from Quebec when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $410 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Quebec for as low as $331 on momondo.

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

Air Canada, United Airlines and Delta are the top three most popular airlines that fly to San Diego from Quebec according to our data. Air Canada is the first choice among our users, with 44% 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.

The number of flights available between Quebec and San Diego is 1 per day as of May 2026. The most frequent departure time is 5:00PM, with 100% of daily flights leaving in the afternoon.

The number of flights available between Quebec and San Diego is 12 per week as of May 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.