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San Salvador

$86+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SAL
May 17 — May 241
Sun 5/17
Sun 5/24
1 adult, Economy
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Find cheap flights from Dulles Intl to San Salvador with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

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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 Wednesday

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 April 17, 2026.

This eDestinos deal was found by Cheapflights users on 4/12. 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.
Thu 10/82:55 am
IAD
-
SAL
Nonstop4h 22m
Volaris El Salvador
Mon 10/127:13 am
SAL
-
IAD
Nonstop4h 13m
Volaris El Salvador
Deal found 4/12$232
This eDestinos deal was found by Cheapflights users on 4/13. 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 11/102:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Tue 11/176:58 pm
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 4/13$235
This Volaris deal was found by Cheapflights users on 4/12. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:55 am
IAD
-
SAL
Nonstop4h 22m
Volaris El Salvador
Mon 9/287:02 pm
SAL
-
IAD
Nonstop4h 13m
Volaris El Salvador
Deal found 4/12$237
This Volaris deal was found by Cheapflights users on 4/12. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/253:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Thu 4/307:09 am
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 4/12$239
This eDestinos deal was found by Cheapflights users on 4/12. 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 4/203:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Thu 4/307:09 am
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 4/12$245
This CheapOair deal was found by Cheapflights users on 4/12. 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.
Sat 4/253:06 pm
IAD
-
SAL
Nonstop4h 28m
Volaris El Salvador
Tue 4/287:09 am
SAL
-
IAD
Nonstop4h 17m
Volaris El Salvador
Deal found 4/12$247
This Booking.com deal was found by Cheapflights users on 4/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:55 am
IAD
-
SAL
Nonstop4h 22m
Volaris El Salvador
Mon 9/147:02 pm
SAL
-
IAD
Nonstop4h 13m
Volaris El Salvador
Deal found 4/13$249
This Mytrip deal was found by Cheapflights users on 4/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:00 am
IAD
-
SAL
1 stop8h 31m
Multiple Airlines
Thu 4/307:09 am
SAL
-
IAD
Nonstop4h 17m
Multiple Airlines
Deal found 4/12$251
This Volaris deal was found by Cheapflights users on 4/12. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:06 pm
IAD
-
SAL
Nonstop4h 22m
Volaris El Salvador
Mon 9/147:02 pm
SAL
-
IAD
Nonstop4h 13m
Volaris El Salvador
Deal found 4/12$259

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 April 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$232
(eDestinos)

One-way from

$86
(Super.com)

Popular in

December

Cheapest in

September

Average price

$348

Good round-trip deal

$350 or less

Good one-way deal

$154 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-San Salvador El Salvador Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-San Salvador El Salvador Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to San Salvador El Salvador Intl
Search Deals
One-way flight from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl.
Search Deals

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 April 17, 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

Cheapest round-trip
Quickest round-trip

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Thu 10/1

3:06 pm-5:28 pm

Nonstop4h 22m

San Salvador El Salvador Intl

Sat 10/17

7:13 am-1:26 pm

Nonstop4h 13m

$252

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sat 9/5

3:06 pm-5:28 pm

Nonstop4h 22m

San Salvador El Salvador Intl

Sat 9/12

7:13 am-1:26 pm

Nonstop4h 13m

$359

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Tue 9/1

7:00 am-12:04 pm

1 stop7h 04m

San Salvador El Salvador Intl

Wed 9/30

1:37 pm-12:10 am

1 stop8h 33m

$371

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Tue 4/28

6:00 am-12:39 pm

1 stop8h 39m

San Salvador El Salvador Intl

Mon 5/18

1:51 pm-12:51 am

1 stop9h 00m

$371

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Mon 5/4

7:06 am-12:39 pm

1 stop7h 33m

San Salvador El Salvador Intl

Tue 5/19

1:51 pm-12:51 am

1 stop9h 00m

$371

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Wed 4/29

10:11 pm-8:49 pm

1 stop24h 38m

San Salvador El Salvador Intl

Fri 5/15

6:00 am-10:49 pm

1 stop14h 49m

$381

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Mon 5/11

10:20 pm-8:49 pm

1 stop24h 29m

San Salvador El Salvador Intl

Wed 5/27

6:00 am-10:43 pm

1 stop14h 43m

$381

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Tue 5/12

2:55 am-5:23 am

Nonstop4h 28m

San Salvador El Salvador Intl

Thu 6/4

6:58 pm-1:15 am

Nonstop4h 17m

$385

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Wed 6/3

2:55 am-5:17 am

Nonstop4h 22m

San Salvador El Salvador Intl

Sat 6/13

7:09 am-1:26 pm

Nonstop4h 17m

$388

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sun 5/10

3:06 pm-5:34 pm

Nonstop4h 28m

San Salvador El Salvador Intl

Sat 5/16

7:09 am-1:26 pm

Nonstop4h 17m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 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 April 10, 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 66 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, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Salvador (average of $257). Flying from Washington, D.C. Dulles Intl Airport to San Salvador in December is currently the most expensive (average of $625). 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 April 17, 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 25% 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 April 11, 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to San Salvador?

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 April 17, 2026.
Peruse reviews from past customers who have flown with Copa Airlines,Volaris El Salvador, andUnited 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.
Copa Airlines
7.5
Good
1,575 reviews

Boarding

7.8

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Copa Airlines
7.5
Good
1,575 reviews
Copa Airlines
7.5
Good
1,575 reviews

Boarding

7.8

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Volaris El Salvador
7.4
Good
Copa Airlines
7.5
Good
1,575 reviews

Boarding

7.8

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
United Airlines
7.4
Good
9,603 reviews
Copa Airlines
7.5
Good
1,575 reviews

Boarding

7.8

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Avianca
6.5
Okay
2,511 reviews
Copa Airlines
7.5
Good
1,575 reviews

Boarding

7.8

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Frontier
5.7
Fair
2,986 reviews
Copa Airlines
7.5
Good
1,575 reviews

Boarding

7.8

Entertainment

6.8

Overall

7.5

Comfort

7.4

Food

6.8

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.

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 5 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 Volaris El Salvador and Delta fly from Washington, D.C. Dulles Intl Airport to San Salvador in about 4h 22m. The time it takes to get you to your destination can typically vary by up to 2h 42m. 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 $153, 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 $93 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 Avianca Costa Rica (100%), Avianca (94%) and Avianca (93%).

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

    On average you can expect to pay $755 for a flight from Washington, D.C. Dulles Intl Airport to San Salvador. The cheapest flight overall is $105 while the most popular route, (Washington, D.C. Dulles Intl - San Salvador El Salvador Intl) is currently priced at $237.

  • 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, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Salvador (average of $257). Flying from Washington, D.C. Dulles Intl Airport to San Salvador in December is currently the most expensive (average of $625). 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
El Cuco
Sonsonate

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Alternative routes for Dulles Intl to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to San Salvador flights
Baltimore to San Salvador flights

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 April 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$104Average$136FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$153Average$438FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$156Average$347FlexibilityNo cancel feeOn-time70%
FrontierCheapest$168Average$518FlexibilityNo cancel feeOn-time62%
Volaris El SalvadorCheapest$179Average$301FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$189Average$373FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$277Average$465FlexibilityNo cancel feeOn-time71%

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