Cheap flights from Miami to San Diego from $131

If you are unable to visit San Diego during the month of January, then departing from Miami during the month September is also very affordable. Most momondo users find prices during this month for around $413.

The cheapest day to depart from Miami to San Diego is on a Saturday. Travelers who choose to depart for San Diego on a Saturday will often find tickets for as low as $430. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $569. 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 $454. Flights in the morning are often more expensive with an average ticket price of $471.

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

You are more likely to see cheaper flights to San Diego from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $446 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Miami for as low as $319 on momondo.

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

As of May 2026, prices for Miami to San Diego flights are approximately 2% cheaper when compared to flights at the same time last year.

Southwest and Delta are the most popular carriers operating from Miami to San Diego

American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to San Diego from Miami according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 9 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 17% of flights between Miami and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 149 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.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

Phoenix (PHX) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $172.

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 7h 06m.

Phoenix (PHX) has the shortest average layover time for this route: 1h 38m.

5 flights are operational daily from Miami to San Diego as of May 2026. The most popular departure time for this route is 7:00PM, with 51% of flights per day taking off in the evening.

The number of flights available between Miami and San Diego is 38 per week as of May 2026. The most frequent departure day is Sun, with 18% of weekly flights leaving on this day.