Cheap flights from Miami to Costa Rica from £73

The month of August is, on average, the cheapest month to fly to Costa Rica from Miami, with most prices found around £176. If you are unable to visit Costa Rica during the month of August, then departing from Miami during the month October is also very affordable. Most momondo users find prices during this month for around £176.

Our data shows that Tuesday is the least expensive day to fly to Costa Rica. Tickets to fly out on this day can be as low as £195. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Miami to Costa Rica for around £383.

According to our data, the cheapest time of day to fly to Costa Rica is at midday. momondo users have found flights departing from Miami to Costa Rica at midday for as low as £210. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive, with an average ticket price of £304.

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

You are more likely to see cheaper flights to Costa Rica from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica 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 Costa Rica from Miami for as low as £180 on momondo.

There are 2 cabin classes available to choose from on Miami to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Volaris Costa Rica, Avianca, and Delta are the most popular carriers operating from Miami to Costa Rica

American Airlines, Avianca and JetBlue are the top three most popular airlines that fly to Costa Rica from Miami according to our data. American Airlines is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Costa Rica. Keep in mind that there are 3 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Miami and Costa Rica 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.

As of March 2026, there are 5 flights per day flying from Miami to Costa Rica. The most common time of day flights depart is 18:00, with 44% of flights taking off at midday.

As of March 2026, there are 41 flights per week flying from Miami to Costa Rica. The most common day of the week flights depart is Fri, with 29% of flights taking off on this day.