San Salvador

$77+ Cheap flights from Dulles Intl (IAD) to San Salvador (SAL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SAL
Apr 4 — Apr 111
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to San Salvador with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl are usually found in September or October, booked 66 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Dulles Intl to San Salvador

Cheapest flights from Dulles Intl to San Salvador
Explore the most affordable flight options available from Dulles Intl to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 5, 2026.

This CheapOair deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:55 am
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Tue 5/197:09 am
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 3/3$204
This eDestinos deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/92:07 pm
IAD
-
SAL
Nonstop4h 37m
Volaris El Salvador
Wed 6/36:58 pm
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 2/28$205
This CheapOair deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/183:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Fri 6/56:58 pm
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 3/4$206
This eDestinos deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:06 pm
IAD
-
SAL
Nonstop4h 28m
Multiple Airlines
Sat 9/196:58 pm
SAL
-
IAD
Nonstop4h 17m
Multiple Airlines
Deal found 3/5$207
This Orbitz deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:55 am
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Mon 11/166:58 pm
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 2/28$209
This Cheapflightsfares deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/172:07 pm
IAD
-
SAL
Nonstop4h 37m
Volaris El Salvador
Tue 6/166:58 pm
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 3/4$212
This Orbitz deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/122:55 am
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Thu 4/167:09 am
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 3/4$213
This CheapOair deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Sat 9/57:09 am
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 3/2$214
This eDestinos deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris
Sat 9/196:58 pm
SAL
-
IAD
Nonstop4h 17m
Volaris
Deal found 3/3$215
This Avianca deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:35 pm
IAD
-
SAL
Nonstop4h 25m
Avianca
Wed 5/1310:05 pm
SAL
-
IAD
Nonstop4h 15m
Avianca
Deal found 3/3$216
This eDestinos deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/283:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris
Tue 5/57:09 am
SAL
-
IAD
Nonstop4h 17m
Volaris
Deal found 2/28$217

Find flight deals from Dulles Intl to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to San Salvador (SAL). 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 March 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$204
(CheapOair)

One-way from

$77
(Expedia)

Popular in

December

Cheapest in

September

Average price

$328

Good round-trip deal

$258 or less

Good one-way deal

$138 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-San Salvador El Salvador Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-San Salvador El Salvador Intl flights.
From Washington, D.C. Dulles Intl to San Salvador El Salvador Intl
One-way flight from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl
Highest demand for flights based on searches. 18% potential increase in price ($76 potential increase over avg. RT price).
Cheapest flight prices on average. 8% potential price decrease ($26 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to San Salvador that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sun 5/10

6:00 am-8:49 pm

1 stop16h 49m

San Salvador El Salvador Intl

Thu 5/21

1:20 pm-7:39 pm

Nonstop4h 19m

$241

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sun 4/19

7:05 am-12:39 pm

1 stop7h 34m

San Salvador El Salvador Intl

Fri 4/24

2:04 pm-12:42 am

1 stop8h 38m

$281

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sun 5/10

6:00 am-8:49 pm

1 stop16h 49m

San Salvador El Salvador Intl

Fri 5/15

3:40 pm-11:28 am

1 stop17h 48m

$296

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Thu 8/13

6:30 am-2:30 pm

1 stop10h 00m

San Salvador El Salvador Intl

Wed 8/19

1:20 pm-7:40 pm

Nonstop4h 20m

$307

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sat 5/9

10:20 pm-12:15 pm

1 stop15h 55m

San Salvador El Salvador Intl

Fri 5/29

1:20 pm-7:39 pm

Nonstop4h 19m

$327

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Mon 4/27

6:00 am-12:39 pm

1 stop8h 39m

San Salvador El Salvador Intl

Mon 5/4

2:04 pm-12:42 am

1 stop8h 38m

$331

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Mon 5/18

6:00 am-12:15 pm

1 stop8h 15m

San Salvador El Salvador Intl

Sun 5/24

1:20 pm-7:39 pm

Nonstop4h 19m

$331

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sun 5/10

6:00 am-8:49 pm

1 stop16h 49m

San Salvador El Salvador Intl

Sat 5/16

1:50 pm-11:59 pm

1 stop8h 09m

$342

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Fri 8/21

3:02 pm-8:49 pm

1 stop7h 47m

San Salvador El Salvador Intl

Sun 8/30

6:00 am-10:36 pm

1 stop14h 36m

$343

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Thu 5/14

4:38 pm-11:36 pm

1 stop8h 58m

San Salvador El Salvador Intl

Thu 5/21

7:30 am-4:21 am

1 stop18h 51m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/28

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Dulles Intl to San Salvador

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to San Salvador in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-San Salvador flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-San Salvador flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-San Salvador flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-San Salvador flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-San Salvador flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador from Dulles Intl with our price prediction graph.
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 Washington, D.C. Dulles Intl Airport to San Salvador

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to San Salvador?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to San Salvador. Price data was last updated on February 27, 2026.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to San Salvador, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to San Salvador?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Salvador (average of $156). Flying from Washington, D.C. Dulles Intl Airport to San Salvador in July is currently the most expensive (average of $249). 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 IAD to SAL?

Find hourly flight availability from Dulles Intl to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 5, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to San Salvador at noon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to San Salvador?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to San Salvador. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to San Salvador flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Salvador

Get insights into the airlines that provide service to San Salvador. 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 San Salvador. Reviews last updated March 5, 2026.
Peruse reviews from past customers who have flown with Copa Airlines, Volaris El Salvador, and United Airlines from Washington, D.C. Dulles Intl Airport to San Salvador to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.1

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Crew

8.1

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Volaris El Salvador
7.4
Good

Crew

8.1

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Crew

8.1

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Crew

8.1

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Crew

8.1

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to San Salvador. 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 into for flights to San Salvador from Washington, D.C. Dulles Intl?

    If you book a flight to San Salvador from Washington, D.C. Dulles Intl, you will be flying to El Salvador Intl, which is the city’s only airport. San Salvador El Salvador Intl (SAL) is located 20.5 mi from the center of San Salvador. There are 3 flights from Washington, D.C. Dulles Intl to El Salvador Intl per day from 7 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to San Salvador?

    Airlines like United Airlines and Delta fly from Washington, D.C. Dulles Intl Airport to San Salvador in about 8h 39m. The time it takes to get you to your destination can typically vary by up to 8h 10m. The distance between Washington, D.C. Dulles Intl Airport and San Salvador is about 1898 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to San Salvador round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to San Salvador round-trip from $104. Other airlines that can offer you cheap pricing are United Airlines, from $140, and Copa Airlines, from $156. You may be able to fly from Washington, D.C. Dulles Intl Airport to San Salvador for 69% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to San Salvador one-way?

    One-way options have recently been found by users for as low as $68 on Frontier. Other airlines that offer cheap prices include Volaris El Salvador from $77 and Avianca from $92 one-way.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to San Salvador?

    The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to San Salvador are Volaris Costa Rica (100%), Avianca Costa Rica (87%) and Avianca (86%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to San Salvador?

    On average you can expect to pay $555 for a flight from Washington, D.C. Dulles Intl Airport to San Salvador. The cheapest flight overall is $77 while the most popular route, (Washington, D.C. Dulles Intl - San Salvador El Salvador Intl) is currently priced at $74.

  • Can I find deals for flights from Dulles Intl to San Salvador that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to San Salvador flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to San Salvador?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to San Salvador.

  • Can I find deals for business class flights from Dulles Intl to San Salvador?

    Yes. Cheapflights offers flight deals from Dulles Intl to San Salvador 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 Washington, D.C. Dulles Intl Airport to San Salvador?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Salvador (average of $156). Flying from Washington, D.C. Dulles Intl Airport to San Salvador in July is currently the most expensive (average of $249). 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.

See more FAQs

Traveling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Acajutla
La Libertad
Sonsonate
El Cuco

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Dulles Intl to San Salvador

Discover the top 7 airlines that operate flights from Dulles Intl to San Salvador. 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 2,558,603 searches. Data last updated March 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$104Average$120FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$140Average$408FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$156Average$356FlexibilityNo cancel feeOn-time70%
FrontierCheapest$176Average$540FlexibilityNo cancel feeOn-time62%
Volaris El SalvadorCheapest$180Average$298FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$188Average$372FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$277Average$498FlexibilityNo cancel feeOn-time71%

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.