Cheap flights from San Salvador to Washington, D.C. from $121

The month of February is, on average, the cheapest month to fly to Washington, D.C. from San Salvador, with most prices found around $192. If you’re not able to fly to Washington, D.C. in February, then January is your next best option. Flight prices from San Salvador to Washington, D.C. during January average around $230.

On average, the least expensive day to fly to Washington, D.C. from San Salvador is on a Friday. momondo users have found tickets for Friday departures for as low as $300. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from San Salvador to Washington, D.C. for around $335.

In the afternoon is the cheapest time of day to fly from San Salvador to Washington, D.C. when you can find flight prices for as low as $262. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $932. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from San Salvador El Salvador Intl to Washington, D.C. Dulles Intl for the best San Salvador El Salvador Intl - Washington, D.C. flight prices

You are more likely to see cheaper flights to Washington, D.C. from San Salvador when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $282 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from San Salvador for as low as $252 on momondo.

There are 3 cabin classes available to choose from on San Salvador El Salvador Intl to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 3% on your flight if you consider stops on a San Salvador to Washington, D.C. flight.

As of March 2026, prices for San Salvador to Washington, D.C. flights are approximately 8% more expensive when compared to flights at the same time last year.

Delta and United Airlines are the most popular carriers operating from San Salvador El Salvador Intl to Washington, D.C.

Avianca, Volaris El Salvador and Frontier are the top three most popular airlines that fly to Washington, D.C. from San Salvador according to our data. Avianca is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Historically, on average around 8% of flights between San Salvador and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 120 minutes.

Generally, flights departing in the morning 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 5% of their flights experiencing any sort of delay.

As of March 2026, there are 2 flights per day flying from San Salvador to Washington, D.C.. The most common time of day flights depart is 6:00AM, with 54% of flights taking off in the evening.

19 flights are operational weekly from San Salvador to Washington, D.C. as of March 2026. The most popular departure day for this route is Sat, with 37% of flights per week taking off on this day.