Cheap flights from Miami to San Juan from C$ 116

The month of May is, on average, the cheapest month to fly to San Juan from Miami, with most prices found around C$ 342. If you aren’t able to travel to San Juan during the month of May, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 348.

According to our data, Friday is the cheapest day to fly to San Juan from Miami. The lowest ticket price found for a Friday departure recently was C$ 214. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Monday is the most expensive day to depart from Miami because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 339.

Our most recent data shows that the best time of day to fly to San Juan is at noon. Flights from Miami to San Juan during this time can be as low as C$ 164. In the morning is when there is more demand to fly to San Juan, so prices are often more expensive at around C$ 515 per ticket.

Fly from Miami to San Juan Luis Munoz Marin Intl for the best Miami - San Juan flight prices

You are more likely to see cheaper flights to San Juan from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around C$ 356 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Miami for as low as C$ 308 on momondo.

Delta and United Airlines are the most popular carriers operating from Miami to San Juan

JetBlue, American Airlines and Frontier are the top three most popular airlines that fly to San Juan from Miami according to our data. JetBlue is the first choice among our users, with 48% of people opting to fly with this airline when travelling to San Juan. Keep in mind that there are 3 different airlines that fly to San Juan on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between Miami and San Juan have experienced a delay on any given week. The average delay length over the past 12 months has been 140 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

According to our data, Frontier has had the least delays on this route over the last 12 months, with about 20% of their flights experiencing any sort of delay.

The number of flights available between Miami and San Juan is 13 per day as of April 2026. The most frequent departure time is 3:00p.m., with 52% of daily flights leaving at noon.

93 flights are operational weekly from Miami to San Juan as of April 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.