Cheap flights from San Salvador to Washington, D.C. Dulles Intl Airport
SAL — IAD
12 Apr — 19 Apr1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Washington, D.C. Dulles Intl are usually found in February or September, booked 89 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Find flight deals from San Salvador to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Salvador (SAL) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 March 2026.
Popular in
July
Cheapest in
February
Average price
C$ 392
Good one-way deal
C$ 267 or less
Highest demand for flights based on searches. 10% potential increase in price (C$ 60 potential increase over avg. RT price).
Best time to book a flight from San Salvador to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from San Salvador with our price prediction graph.
SAL-IAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Salvador to Washington, D.C. Dulles Intl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from San Salvador to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from San Salvador to Dulles Intl. Price data was last updated on 6 March 2026.
Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Salvador to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Salvador to Washington, D.C. Dulles Intl Airport?
Currently, September is the cheapest month in which you can book a flight from San Salvador to Washington, D.C. Dulles Intl Airport (average of C$ 152). Flying from San Salvador to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of C$ 212). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAL to IAD?
Find hourly flight availability from San Salvador to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 March 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Salvador to Washington, D.C. Dulles Intl Airport as you normally would.
Weekly flight availability from San Salvador to Washington, D.C. Dulles Intl Airport
Explore weekly flight availability from San Salvador to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 March 2026.
The most flights from SAL to IAD are scheduled on a Tuesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
How often are flights from San Salvador to Washington, D.C. delayed?
About 8% of weekly flights between San Salvador and Washington, D.C. have experienced delays in the past year, with the average delay time being 120 minutes.
What is the most punctual flight time for San Salvador to Washington, D.C. flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Salvador to Washington, D.C. flights?
Over the past year, Avianca has had the lowest number of delays on this route, with just 5% of flights being delayed.
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 13 March 2026.
See what other customers who have flown with Avianca from San Salvador to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Customer service was great from the counter to the light crew. It would be nice if the airplanes were equipped with in-flight entertainment system for such a longhaul flight.
Customer service was great from the counter to the light crew. It would be nice if the airplanes were equipped with in-flight entertainment system for such a longhaul flight.
Related info for your journey
Find useful and relevant information for your journey from San Salvador to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from San Salvador to Washington, D.C. Dulles Intl?
If you book a flight to Washington, D.C. Dulles Intl from San Salvador, you will be flying from El Salvador Intl, which is the city’s only airport. San Salvador El Salvador Intl (SAL) is located 33.0 km from the centre of San Salvador. There are 4 flights from El Salvador Intl to Washington, D.C. Dulles Intl per day from 1 airline.
What is the cheapest airline to fly from San Salvador to Washington, D.C. Dulles Intl Airport round-trip?
Our cheapest airline available from San Salvador to Washington, D.C. Dulles Intl Airport is Avianca. Our recent data shows that you can find tickets from as low as C$ 313 on this airline. You may be able to fly from San Salvador to Washington, D.C. Dulles Intl Airport for 18% less than the average price by searching for this airline.
What are the most reliable airlines from San Salvador to Washington, D.C. Dulles Intl Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Salvador to Washington, D.C. Dulles Intl Airport on time: Volaris Costa Rica (100%), ANA (91%), Frontier (89%).
Can I find deals for flights from San Salvador to Dulles Intl that include hotel bookings?
Yes. In addition to deals on San Salvador to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Salvador to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Salvador to Dulles Intl.
Can I find deals for business class flights from San Salvador to Dulles Intl?
Yes. Cheapflights offers flight deals from San Salvador to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Salvador to Washington, D.C. Dulles Intl Airport?
Currently, September is the cheapest month in which you can book a flight from San Salvador to Washington, D.C. Dulles Intl Airport (average of C$ 152). Flying from San Salvador to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of C$ 212). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 13 March 2026.
Browse through other flights departing from San Salvador. Flights are based on user searches made on Cheapflights and were last updated on 13 March 2026.
Top airline flying from San Salvador to Dulles Intl
Discover the top airline that operate flights from San Salvador to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 13 March 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from San Salvador to Dulles Intl?
Cheapflights makes it easy to find San Salvador to Dulles Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from San Salvador to Dulles Intl?
Millions of users choose and trust Cheapflights to book the best flight deals from San Salvador to Dulles Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from San Salvador to Dulles Intl with no change fees?
Yes! Cheapflights helps users easily find flights from San Salvador to Dulles Intl with no change fees.
Can Cheapflights notify me if prices for flights from San Salvador to Dulles Intl become cheaper?
Of course! You can now track prices for flights from San Salvador to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyze navigation, to offer and measure personalized advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review and update your choices anytime by clicking the ’Privacy Preferences’ link in the page side navigation.