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.

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.

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 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.

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.

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).

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

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 (91%), Volaris El Salvador (90%), Avianca (89%).

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

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 is 1 daily inbound flight from Washington, D.C. Dulles Intl from 0 different airlines.

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 holiday 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.

£222+ Cheap Flights from Washington, D.C. Dulles Intl Airport to San Salvador

Cheap flight deals from Dulles Intl to San Salvador

Enter your travel dates to find the best prices.

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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 30 October 2026.

Sun 8/1101:16 -

1 stop23h 19m

Sun 15/1104:56 -

1 stop21h 19m

Deal found 28/10£424

Tue 17/1115:37 -

1 stop8h 58m

Wed 25/1104:56 -

1 stop21h 19m

Deal found 30/10£428

Mon 16/1108:32 -

1 stop13h 05m

Thu 26/1104:56 -

1 stop21h 19m

Deal found 29/10£443

Thu 12/1101:16 -

1 stop12h 24m

Wed 25/1104:56 -

1 stop17h 37m

Deal found 29/10£444

Thu 12/1101:16 -

1 stop23h 19m

Mon 16/1104:56 -

1 stop21h 19m

Deal found 30/10£448

Thu 19/1115:37 -

1 stop8h 58m

Wed 25/1104:56 -

1 stop21h 19m

Deal found 28/10£454

Tue 17/1116:25 -

Nonstop4h 35m

Thu 19/1122:05 -

Nonstop4h 10m

Deal found 30/10£470

Tue 8/1218:35 -

Nonstop4h 30m

Tue 15/1211:50 -

1 stop12h 15m

Deal found 30/10£471

Sat 7/1108:32 -

1 stop13h 05m

Sun 15/1104:56 -

1 stop21h 19m

Deal found 27/10£474

Wed 18/1108:32 -

1 stop13h 05m

Tue 24/1113:59 -

1 stop12h 16m

Deal found 30/10£478

Mon 2/1115:37 -

1 stop22h 03m

Sun 15/1104:56 -

1 stop21h 19m

Deal found 26/10£483

Thu 31/1215:06 -

Nonstop4h 37m

Sun 24/108:14 -

Nonstop4h 12m

Deal found 28/10£486

Find flight deals from Dulles Intl to San Salvador

Round-trip from	£424
One-way from	£222
Popular in	December
Cheapest in	February
Average price	£453
Good one-way deal	£241 or less

Copa Airlines
8/11-15/11
2 total stops
44h 38m total
Washington, D.C. to San Salvador

Search Deals

Volaris El Salvador
10/1-31/12
Nonstop
4h 37m total
Washington, D.C. to San Salvador

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£8 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£9 potential savings vs. average return price).

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Average for round-trip flights in October 2026

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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Salvador that are best for you.

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Route

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Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Sat 7/11

02:55-06:32

Nonstop4h 37m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£354

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Sun 8/11

01:16-23:35

1 stop23h 19m

San Salvador El Salvador Intl

Sun 15/11

04:56-03:15

1 stop21h 19m

£424

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Tue 29/12

18:00-21:45

Nonstop4h 45m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£450

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Fri 4/12

18:00-21:45

Nonstop4h 45m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£450

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Tue 1/12

18:00-21:45

Nonstop4h 45m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£450

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Mon 7/12

18:00-21:45

Nonstop4h 45m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£450

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Thu 14/1

17:47-22:47

1 stop30h 00m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£465

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Thu 14/1

15:06-18:43

Nonstop4h 37m

San Salvador El Salvador Intl

Sun 31/1

20:03-01:15

Nonstop4h 12m

£467

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Fri 27/11

01:16-12:40

1 stop12h 24m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£480

Washington, D.C.San Salvador

IAD Washington, D.C. Dulles Intl - SAL San Salvador El Salvador Intl

IADSAL

Washington, D.C. Dulles Intl

Thu 3/12

01:18-23:38

1 stop23h 20m

San Salvador El Salvador Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£480

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 21 resultsSorted by cheapest first

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.

IAD-SAL

Estimated return 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

Prices

Delays

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?

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 £501). 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?

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 £270 and £510 in November.
The cheapest return price found within the last 5 days was £424 on Copa Airlines (8 Nov–15 Nov).

Related info for your journey

What airport do you fly into for flights to San Salvador from Washington, D.C. Dulles Intl?
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 is 1 daily inbound flight from Washington, D.C. Dulles Intl from 0 different airlines.
How long is the flight from Washington, D.C. Dulles Intl Airport to San Salvador?
For as low as £445, 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.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to San Salvador?
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 (91%), Volaris El Salvador (90%), Avianca (89%).
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 holiday 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, 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 £501). 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.

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

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.

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

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!

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

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.

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

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.

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Cheap flights from Washington, D.C. Dulles Intl Airport to San Salvador from £222

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. 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 30 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 30 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 30 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 30 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 30 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 30 October 2026.

Last-minute flights from Dulles Intl to San SalvadorDiscover last-minute flight deals from Dulles Intl to San Salvador. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to San Salvador. Data last updated 30 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 30 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 30 October 2026.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Salvador that are best for you.

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.

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 £270 and £510 in November.The cheapest return price found within the last 5 days was £424 on Copa Airlines (8 Nov–15 Nov).

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?

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.

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Complete your trip to San Salvador by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from Dulles Intl to San Salvador by cabin class

Find flights from Dulles Intl to San Salvador, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dulles Intl and San Salvador flights

Browse other Dulles Intl and San Salvador flight options. Last updated on 30 October 2026.

Other flights from Dulles Intl

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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 30 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 30 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 30 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 30 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 30 October 2026.

Washington, D.C. Dulles Intl Airport to San Salvador flights typically cost between £270 and £510 in November.
The cheapest return price found within the last 5 days was £424 on Copa Airlines (8 Nov–15 Nov).