Q: How much does it cost for a return flight from Washington, D.C. Dulles Intl Airport to San Salvador?

Airfare is typical for this route at the moment. Washington, D.C. Dulles Intl Airport to San Salvador flights typically cost between £283 and £488 in December. The cheapest return price found within the last 5 days was £413 on Avianca (1 Dec–13 Dec).

Question 1

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Wednesday 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.

Question 2

How much does it cost for a return flight from Washington, D.C. Dulles Intl Airport to San Salvador?

Accepted Answer

Airfare is typical for this route at the moment.Washington, D.C. Dulles Intl Airport to San Salvador flights typically cost between £283 and £488 in December.
The cheapest return price found within the last 5 days was £413 on Avianca (1 Dec–13 Dec).

Question 3

What is the most punctual flight time for Washington, D.C. to San Salvador flights?

Accepted Answer

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Question 4

How often are flights from Washington, D.C. to San Salvador delayed?

Accepted Answer

About 12% of weekly flights between Washington, D.C. and San Salvador have experienced delays in the past year, with the average delay time being 126 minutes.

Question 5

Which airline has the best punctuality record on Washington, D.C. to San Salvador flights?

Accepted Answer

Over the past year, Avianca have had the lowest number of delays on this route, with just 10% of flights being delayed.

Question 6

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

Accepted Answer

For as low as £515, Copa Airlines can have you in San Salvador from Washington, D.C. Dulles Intl Airport in 4h 37m. Washington, D.C. Dulles Intl Airport and San Salvador are separated by a distance of 1898 mi. Both multi-stop and direct flights can be found to your destination and back.

Question 7

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

Accepted Answer

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to San Salvador. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 8

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

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Salvador (average of £221). Flying from Washington, D.C. Dulles Intl Airport to San Salvador in December is currently the most expensive (average of £500). 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.

Question 9

Weekly flight availability from Washington, D.C. Dulles Intl Airport to San Salvador

Accepted Answer

The most flights from IAD to SAL are scheduled on a Saturday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Question 10

E

Accepted Answer

In terms of precipitation, rainfall in San Salvador ranges from 0.0 - 330.0 inches per month. August is typically the wettest month, when rainfall can reach 330.0 mm. February is typically the driest time to visit San Salvador when rainfall is around 0.0 mm.

Question 11

E

Accepted Answer

If weather is an important factor for your trip to San Salvador, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 C).

Question 12

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

Accepted Answer

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 Washington, D.C. Dulles Intl Airport to San Salvador on time: United Airlines (92%), Volaris El Salvador (90%), Avianca (86%).

Question 13

What is the cheapest time of day to fly from IAD to SAL?

Accepted Answer

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to San Salvador at midday. By choosing this option you can save up to 89% on the cost of your flight, compared to a flight in the evening.

Question 14

What airport do you fly into for flights to San Salvador from Washington, D.C. Dulles Intl?

Accepted Answer

Located just 20.5 mi from the city center, San Salvador El Salvador Intl is the airport most travelers will use when flying to San Salvador from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to El Salvador Intl (SAL) should be relatively easy as there are 4 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

Question 15

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

Accepted Answer

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

Question 16

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

Accepted Answer

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.

Question 17

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

Accepted Answer

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.

Question 18

How does Cheapflights help users find flights from Dulles Intl to San Salvador?

Accepted Answer

Deals for Dulles Intl to San Salvador flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 19

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to San Salvador?

Accepted Answer

Cheapflights helps you find that perfect flight to San Salvador from Dulles Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 20

Can Cheapflights find flights from Dulles Intl to San Salvador with no change fees?

Accepted Answer

Need flexible booking options for your flight to San Salvador from Dulles Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 21

Can Cheapflights notify me if prices for flights from Dulles Intl to San Salvador become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Dulles Intl to San Salvador flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£413
One-way from	£201
Popular in	December
Cheapest in	February
Average price	£429
Good one-way deal	£243 or less

Cheap flights from Washington, D.C. Dulles Intl Airport to San Salvador from £201

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Dulles Intl to San Salvador

Cheapest flights from Dulles Intl to San SalvadorExplore 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 12 October 2026.

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 12 October 2026.

Best flights from Dulles Intl to San SalvadorDiscover carefully curated flight deals from Dulles Intl to San Salvador that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Discover carefully curated flight deals from Dulles Intl to San Salvador that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Direct flights from Dulles Intl to San SalvadorExplore direct flight options from Dulles Intl to San Salvador based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 October 2026.

Explore direct flight options from Dulles Intl to San Salvador based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 October 2026.

Last-minute flights from Dulles Intl to San SalvadorDiscover last-minute flight deals from Dulles Intl to San Salvador. Data last updated 12 October 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to San Salvador. Data last updated 12 October 2026 and is based on user searches.

One-way flights from Dulles Intl to San SalvadorSearch for one-way flight options from Dulles Intl to San Salvador. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Search for one-way flight options from Dulles Intl to San Salvador. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

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Cheapflights Insights

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

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to San Salvador. 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 Washington, D.C. Dulles Intl Airport to San Salvador?

What is the cheapest time of day to fly from IAD to SAL?

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to San Salvador at midday. By choosing this option you can save up to 89% on the cost of your flight, compared to a flight in the evening.

How much does it cost for a return flight from Washington, D.C. Dulles Intl Airport to San Salvador?

Airfare is typical for this route at the moment.

Washington, D.C. Dulles Intl Airport to San Salvador flights typically cost between £283 and £488 in December.The cheapest return price found within the last 5 days was £413 on Avianca (1 Dec–13 Dec).

Weekly flight availability from Washington, D.C. Dulles Intl Airport to San Salvador

The most flights from IAD to SAL are scheduled on a Saturday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Washington, D.C. to San Salvador delayed?

About 12% of weekly flights between Washington, D.C. and San Salvador have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for Washington, D.C. to San Salvador flights?

Historically, flights departing at night 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?

Wednesday 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 Washington, D.C. to San Salvador flights?

Over the past year, Avianca have had the lowest number of delays on this route, with just 10% of flights being delayed.

Related info for your journey

What airport do you fly into for flights to San Salvador from Washington, D.C. Dulles Intl?

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

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

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

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

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

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

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Dulles Intl and San Salvador flights

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Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to San Salvador?

Can Cheapflights find flights from Dulles Intl to San Salvador with no change fees?

Can Cheapflights notify me if prices for flights from Dulles Intl to San Salvador become cheaper?

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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 12 October 2026.

Best flights from Dulles Intl to San Salvador
Discover carefully curated flight deals from Dulles Intl to San Salvador that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Direct flights from Dulles Intl to San Salvador
Explore direct flight options from Dulles Intl to San Salvador based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 October 2026.

Last-minute flights from Dulles Intl to San Salvador
Discover last-minute flight deals from Dulles Intl to San Salvador. Data last updated 12 October 2026 and is based on user searches.

One-way flights from Dulles Intl to San Salvador
Search for one-way flight options from Dulles Intl to San Salvador. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Washington, D.C. Dulles Intl Airport to San Salvador flights typically cost between £283 and £488 in December.
The cheapest return price found within the last 5 days was £413 on Avianca (1 Dec–13 Dec).