Cheap flights from Miami to San José from £73

The cheapest month to fly to San José from Miami is in August. Flight prices, which tend to average around £175, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to San José from Miami during October instead. Flights to San José in October, while not as cheap as those in August, still average around £175.

The cheapest day to depart from Miami to San José is on a Tuesday when prices can be found for as low as £194. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around £382. These prices are subject to change though, so be sure to set up a Price Alert for flights to San José.

Our data shows that the cheapest Miami to San José flights are usually those with departure times at midday. Our users have found flights to San José at midday for as low as £210. In the evening is when there is more demand to fly to San José, so prices are often more expensive at around £304 per ticket.

Fly from Miami to San José Juan Santamaria Intl for the best Miami - San José Juan Santamaria Intl flight prices

You are more likely to see cheaper flights to San José from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around £214 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Miami for as low as £180 on momondo.

There are 2 cabin classes available to choose from on Miami to San José Juan Santamaria Intl 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 55% on your flight if you consider stops on a Miami to San José flight.

As of March 2026, prices for Miami to San José flights are approximately 22% cheaper when compared to flights at the same time last year.

Volaris Costa Rica, Volaris El Salvador, and Avianca are the most popular carriers operating from Miami to San José Juan Santamaria Intl

American Airlines, Avianca and JetBlue are the top three most popular airlines that fly to San José from Miami according to our data. American Airlines is the first choice among our users, with 61% of people opting to fly with this airline when travelling to San José. Keep in mind that there are 3 different airlines that fly to San José on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Miami and San José have experienced a delay on any given week. The average delay length over the past 12 months has been 128 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.

Tuesday 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, Avianca have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

9 flights are operational daily from Miami to San José as of March 2026. The most popular departure time for this route is 18:00, with 41% of flights per day taking off at midday.

As of March 2026, there are 65 flights per week flying from Miami to San José. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.