Cheap flights from Calgary to San Diego from $154

If you are unable to visit San Diego during the month of May, then departing from Calgary during the month October is also very affordable. Most momondo users find prices during this month for around $288.

The cheapest day to depart from Calgary 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 $245. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $400. 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 morning when flights can be purchased for as low as $371. Flights at noon are often more expensive with an average ticket price of $548.

Fly from Calgary to San Diego for the best Calgary - San Diego flight prices

You are more likely to see cheaper flights to San Diego from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $371 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Calgary for as low as $261 on momondo.

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

No. A direct flight is the cheapest option for a flight between Calgary to San Diego.

As of October 2026, prices for Calgary to San Diego flights are approximately 5% more expensive when compared to flights at the same time last year.

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

WestJet, Delta and Air Canada are the top three most popular airlines that fly to San Diego from Calgary according to our data. WestJet is the first choice among our users, with 88% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 4 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 18% of flights between Calgary and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 105 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. Thursday 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 17% of their flights experiencing any sort of delay.