Cheap flights from Colorado to Costa Rica from $146

The cheapest month to fly to Costa Rica from Colorado is in December. Flight prices, which tend to average around $128, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in December, then September is your next best option. Flight prices from Colorado to Costa Rica during September average around $149.

According to our data, Wednesday is the cheapest day to fly to Costa Rica from Colorado. The lowest ticket price found for a Wednesday departure recently was $484. 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 Thursday because tickets tend to average around $864. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

At noon is the cheapest time of day to fly from Colorado to Costa Rica when you can find flight prices for as low as $477. Flying to Costa Rica at noon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the morning, with an average ticket price of $695. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Costa Rica from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $455 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Colorado for as low as $387 on momondo.

Viva, United Airlines, and Delta are the most popular carriers operating from Colorado to Costa Rica

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Costa Rica from Colorado according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 7 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

The number of flights available between Colorado and Costa Rica is 1 per day as of May 2026. The most frequent departure time is 10:00AM, with 85% of daily flights leaving at noon.

7 flights are operational weekly from Colorado to Costa Rica as of May 2026. The most popular departure day for this route is Sat, with 43% of flights per week taking off on this day.