Cheap flights from Atlanta to Costa Rica from $143

The cheapest month to fly to Costa Rica from Atlanta is in January. Flight prices, which tend to average around $428, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in January, then March is your next best option. Flight prices from Atlanta to Costa Rica during March average around $505.

According to our data, Monday is the cheapest day to fly to Costa Rica from Atlanta. The lowest ticket price found for a Monday departure recently was $612. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $694. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

In the morning is the cheapest time of day to fly from Atlanta to Costa Rica when you can find flight prices for as low as $662. Flying to Costa Rica in the morning is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the afternoon, with an average ticket price of $1,118. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Costa Rica from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $543 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Atlanta for as low as $442 on momondo.

There are 4 cabin classes available to choose from on Atlanta to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

JetBlue, Southwest, and Delta are the most popular carriers operating from Atlanta Hartsfield-Jackson to Costa Rica

Delta, JetBlue and Frontier are the top three most popular airlines that fly to Costa Rica from Atlanta according to our data. Delta is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 8 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

4 flights are operational daily from Atlanta to Costa Rica as of September 2026. The most popular departure time for this route is 9:00AM, with 100% of flights per day taking off at noon.

28 flights are operational weekly from Atlanta to Costa Rica as of September 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.