Cheap flights from Detroit to San Diego from C$ 189

In general, March is the cheapest month to fly from Detroit to San Diego. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 98. If you are unable to visit San Diego during the month of March, then departing from Detroit during the month August is also very affordable. Most momondo users find prices during this month for around C$ 119.

The cheapest day to depart on your flight to San Diego is on a Thursday when prices can be found for as low as C$ 766. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to San Diego on Tuesday is C$ 1,150.

Fly from Detroit Metropolitan Wayne County to San Diego for the best Detroit - San Diego flight prices

You are more likely to see cheaper flights to San Diego from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around C$ 678 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Detroit for as low as C$ 579 on momondo.

There is only 1 cabin class available to choose from on Detroit 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 22% on your flight if you consider stops on a Detroit to San Diego flight.

Alaska Airlines, Sun Country Air, and Delta are the most popular carriers operating from Detroit to San Diego

Frontier, Southwest and Delta are the top three most popular airlines that fly to San Diego from Detroit according to our data. Frontier is the first choice among our users, with 49% of people opting to fly with this airline when travelling to San Diego. Keep in mind that there are 3 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

5 flights are operational daily from Detroit to San Diego as of July 2026. The most popular departure time for this route is 4:00p.m., with 77% of flights per day taking off in the afternoon.

As of July 2026, there are 38 flights per week flying from Detroit to San Diego. The most common day of the week flights depart is Wed, with 18% of flights taking off on this day.