Cheap flights from Mexico City to San José from $137

In general, February is the cheapest month to fly from Mexico City to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $252. If you don’t want to visit San José in February, then you should wait until September to fly from Mexico City, when ticket prices are also cheap, with an average price of $255.

On average, the least expensive day to fly to San José from Mexico City is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $281. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Mexico City to San José on a Monday will generally be more expensive and average around $465. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Mexico City to San José flights are usually those with departure times in the evening. Our users have found flights to San José in the evening for as low as $202. Flights in the morning are often more expensive with an average ticket price of $364.

Fly from Mexico City Benito Juarez to San José Juan Santamaria Intl for the best Mexico City Benito Juarez - San José Juan Santamaria Intl flight prices

You are more likely to see cheaper flights to San José from Mexico City when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $286 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Mexico City for as low as $245 on momondo.

There are 3 cabin classes available to choose from on Mexico City to San José 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 4% on your flight if you consider stops on a Mexico City to San José flight.

As of September 2026, prices for Mexico City to San José flights are approximately 17% cheaper when compared to flights at the same time last year.

Viva and Volaris Costa Rica are the most popular carriers operating from Mexico City Benito Juarez to San José Juan Santamaria Intl

Volaris Costa Rica, Avianca and Aeromexico are the top three most popular airlines that fly to San José from Mexico City according to our data. Volaris Costa Rica is the first choice among our users, with 51% of people opting to fly with this airline when traveling 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 9% of flights between Mexico City and San José have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

According to our data, Avianca have had the least number of delays on this route over the last 12 months; with about 3% of their flights experiencing any sort of delay.

4 flights are operational daily from Mexico City to San José as of September 2026. The most popular departure time for this route is 6:00PM, with 59% of flights per day taking off in the evening.

As of September 2026, there are 29 flights per week flying from Mexico City to San José. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.