Cheap flights from South Carolina to Costa Rica from $128

The cheapest month to fly to Costa Rica from South Carolina is in October. Flight prices, which tend to average around $437, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in October, then August is your next best option. Flight prices from South Carolina to Costa Rica during August average around $462.

You are more likely to see cheaper flights to Costa Rica from South Carolina when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $572 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from South Carolina for as low as $454 on momondo.

Southwest, JetBlue, and American Airlines are the most popular carriers operating from South Carolina to Costa Rica

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Costa Rica from South Carolina according to our data. American Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 4 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

As of March 2026, 11 flights take off from South Carolina and land in Costa Rica each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.

Flight times vary depending on what airport in South Carolina you fly out of and what airport in Costa Rica you fly into. For example, flying from Charleston to San José takes 5h 07m on average. On the other hand, flying from Greenville to San José takes 7h 05m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.