Cheap flights from San José to Washington, D.C. from $213

In general, October is the cheapest month to fly from San José to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $276.

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $235. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San José to Washington, D.C. Dulles Intl Airport for around $648.

Flying to Washington, D.C. Dulles Intl Airport from San José in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $263 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $340 on average. Flights to Washington, D.C. Dulles Intl Airport from San José at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $335 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from San José for as low as $268 on momondo.

There is only 1 cabin class available to choose from on San José to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between San José to Washington, D.C. Dulles Intl Airport.

As of August 2026, prices for San José to Washington, D.C. Dulles Intl Airport flights are approximately 12% more expensive when compared to flights at the same time last year.

United Airlines is the most popular carrier operating from San José Juan Santamaria Intl to Washington, D.C. Dulles Intl

Avianca, United Airlines and Copa Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from San José according to our data. Avianca is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between San José and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

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

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday 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 11% of their flights experiencing any sort of delay.

San Salvador (SAL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Dallas (DFW) offer the lowest average round-trip price of $225.

Flights connecting via San Salvador (SAL) have the shortest average one-way travel time: 6h 58m.

Panama City (PTY) has the shortest average layover time for this route: 1h 13m.