Cheap flights from Miami to San Juan from C$ 121

The month of April is, on average, the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport from Miami, with most prices found around C$ 314. If you don’t want to visit San Juan Luis Munoz Marin Intl Airport in April, then you should wait until January to fly from Miami, when ticket prices are also cheap, with an average price of C$ 326.

The cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport is on a Friday when prices can be found for as low as C$ 221. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Miami to San Juan Luis Munoz Marin Intl Airport for around C$ 349.

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is at noon when flights can be purchased for as low as C$ 169. In the morning is when there is more demand to fly to San Juan Luis Munoz Marin Intl Airport, so prices are often more expensive at around C$ 530 per ticket.

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

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around C$ 390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Miami for as low as C$ 326 on momondo.

There are 2 cabin classes available to choose from on Miami to San Juan Luis Munoz Marin Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest is the most popular carrier operating from Miami to San Juan Luis Munoz Marin Intl

JetBlue, American Airlines and Frontier are the top three most popular airlines that fly to San Juan Luis Munoz Marin Intl Airport from Miami according to our data. JetBlue is the first choice among our users, with 43% of people opting to fly with this airline when travelling to San Juan Luis Munoz Marin Intl Airport. Keep in mind that there are 3 different airlines that fly to San Juan Luis Munoz Marin Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 23% 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 141 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, American Airlines has had the least delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

As of July 2026, there are 16 flights per day flying from Miami to San Juan Luis Munoz Marin Intl Airport. The most common time of day flights depart is 7:00p.m., with 50% of flights taking off at noon.

As of July 2026, there are 117 flights per week flying from Miami to San Juan Luis Munoz Marin Intl Airport. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.