Cheap flights from Miami to San Juan from £95

The cheapest month to fly to San Juan from Miami is in May. Flight prices, which tend to average around £185, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to San Juan from Miami during January instead. Flights to San Juan in January, while not as cheap as those in May, still average around £188.

The cheapest day to depart on your flight to San Juan is on a Thursday when prices can be found for as low as £192. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to San Juan is Saturday, with ticket prices averaging around £316.

In the evening is the cheapest time of day to fly from Miami to San Juan when you can find flight prices for as low as £257. Flying to San Juan in the evening is an ideal time because this is during off-peak travel hours. Flights at midday are often more expensive, with an average ticket price of £350.

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 £195 when searching weeks before you fly. 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 £167 on momondo.

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 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 have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

As of May 2026, there are 16 flights per day flying from Miami to San Juan. The most common time of day flights depart is 08:00, with 54% of flights taking off at midday.

As of May 2026, there are 115 flights per week flying from Miami to San Juan. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.