Cheap flights from Costa Rica to District of Columbia from $141

In general, October is the cheapest month to fly from Costa Rica to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $250. If you don’t want to visit District of Columbia in October, then you should wait until September to fly from Costa Rica, when ticket prices are also cheap, with an average price of $251.

The cheapest day to depart on your flight to District of Columbia is on a Friday when prices can be found for as low as $172. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Costa Rica because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $657.

Flying to District of Columbia from Costa Rica in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $293 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly at noon, with an average ticket price of $402. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from San José Juan Santamaria Intl to Washington, D.C. Dulles Intl for the best Costa Rica - District of Columbia flight prices

You are more likely to see cheaper flights to District of Columbia from Costa Rica when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $307 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Costa Rica for as low as $265 on momondo.

There are 3 cabin classes available to choose from on Costa Rica to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines, Delta, and American Airlines are the most popular carriers operating from Costa Rica to District of Columbia

Avianca, United Airlines and American Airlines are the top three most popular airlines that fly to District of Columbia from Costa Rica according to our data. Avianca is the first choice among our users, with 38% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 7 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

As of February 2026, there are 3 flights per week flying from Costa Rica to District of Columbia. The most common day of the week flights depart is Sat, with 67% of flights taking off on this day.

On average, it takes 4h 47m to fly from Costa Rica to District of Columbia if you fly out of San José (the most popular airport in Costa Rica) and into Washington, D.C. Dulles Intl Airport (the most popular airport in District of Columbia). If you’re flying out of Liberia and into Washington, D.C. Dulles Intl Airport, then the flight time is around 8h 39m.