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Cheap flights from Washington, D.C. to San Salvador from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to San Salvador departing on 9/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to San Salvador (WAS-SAL)

Cheap round-trip flights

Avianca Logo
2:35 am - 4:35 pmIAD-SAL
16h 00m1 stop
Avianca Logo
10:05 pm - 4:20 amSAL-IAD
4h 15mnonstop
$198Avianca
Find Deal
Tue, Oct 14 - Mon, Oct 20
Avianca Logo
5:45 am - 8:00 amIAD-SAL
4h 15mnonstop
Avianca Logo
8:30 pm - 2:45 amSAL-IAD
4h 15mnonstop
$199Avianca
Find Deal
Tue, Sep 23 - Sun, Sep 28
Volaris El Salvador Logo
2:37 am - 4:57 amIAD-SAL
4h 20mnonstop
Volaris El Salvador Logo
6:37 pm - 12:54 amSAL-IAD
4h 17mnonstop
$201Volaris El Salvador
Find Deal
Sat, Oct 4 - Sat, Oct 11
Volaris El Salvador Logo
2:37 am - 4:57 amIAD-SAL
4h 20mnonstop
Volaris El Salvador Logo
6:37 pm - 12:54 amSAL-IAD
4h 17mnonstop
$202Volaris El Salvador
Find Deal
Tue, Sep 23 - Wed, Oct 8
United Airlines Logo
6:00 am - 8:17 pmBWI-SAL
16h 17m1 stop
United Airlines Logo
5:55 am - 10:41 pmSAL-BWI
14h 46m1 stop
$220United Airlines
Find Deal
Sun, Sep 7 - Tue, Oct 28
Copa Airlines Logo
2:25 am - 12:36 pmIAD-SAL
12h 11m1 stop
Copa Airlines Logo
8:33 am - 12:30 amSAL-IAD
13h 57m1 stop
$221Copa Airlines
Find Deal
Tue, Sep 23 - Wed, Oct 1
Spirit Airlines Logo
6:50 am - 12:40 pmBWI-SAL
7h 50m1 stop
Spirit Airlines Logo
1:45 pm - 11:25 pmSAL-BWI
7h 40m1 stop
$234Spirit Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 30
Spirit Airlines Logo
6:50 am - 12:40 pmBWI-SAL
7h 50m1 stop
Spirit Airlines Logo
1:45 pm - 11:25 pmSAL-BWI
7h 40m1 stop
$238Spirit Airlines
Find Deal
Thu, Sep 11 - Thu, Sep 18
United Airlines Logo
2:54 pm - 8:17 pmBWI-SAL
7h 23m1 stop
United Airlines Logo
6:00 am - 4:17 pmSAL-BWI
8h 17m1 stop
$255United Airlines
Find Deal
Mon, Sep 8 - Thu, Sep 11
Copa Airlines Logo
4:49 pm - 11:35 pmBWI-SAL
8h 46m1 stop
Copa Airlines Logo
5:04 am - 3:08 pmSAL-BWI
8h 04m1 stop
$257Copa Airlines
Find Deal
Wed, Sep 17 - Wed, Sep 24

United Airlines flights from Washington, D.C. to San Salvador

Our best United Airlines deals on Washington, D.C. to San Salvador flight tickets
United Airlines
Sep 7
BWI6:00 amBaltimore/Washington
16h 17m
1 stop
SAL8:17 pmSan Salvador El Salvador Intl
Oct 28
SAL5:55 amSan Salvador El Salvador Intl
14h 46m
1 stop
BWI10:41 pmBaltimore/Washington
$220
Find similar
United Airlines
Sep 7
BWI6:00 amBaltimore/Washington
16h 17m
1 stop
SAL8:17 pmSan Salvador El Salvador Intl
Oct 27
SAL2:00 amSan Salvador El Salvador Intl
14h 07m
1 stop
BWI6:07 pmBaltimore/Washington
$250
Find similar
United Airlines
Sep 8
BWI2:54 pmBaltimore/Washington
7h 23m
1 stop
SAL8:17 pmSan Salvador El Salvador Intl
Sep 11
SAL6:00 amSan Salvador El Salvador Intl
8h 17m
1 stop
BWI4:17 pmBaltimore/Washington
$255
Find similar

Copa Airlines flights from Washington, D.C. to San Salvador

Our best Copa Airlines deals on Washington, D.C. to San Salvador flight tickets
Copa Airlines
Sep 23
IAD2:25 amWashington, D.C. Dulles Intl
12h 11m
1 stop
SAL12:36 pmSan Salvador El Salvador Intl
Oct 1
SAL8:33 amSan Salvador El Salvador Intl
13h 57m
1 stop
IAD12:30 amWashington, D.C. Dulles Intl
$221
Find similar
Copa Airlines
Sep 11
IAD4:34 pmWashington, D.C. Dulles Intl
9h 01m
1 stop
SAL11:35 pmSan Salvador El Salvador Intl
Sep 15
SAL8:33 amSan Salvador El Salvador Intl
13h 57m
1 stop
IAD12:30 amWashington, D.C. Dulles Intl
$255
Find similar
Copa Airlines
Sep 17
BWI4:49 pmBaltimore/Washington
8h 46m
1 stop
SAL11:35 pmSan Salvador El Salvador Intl
Sep 24
SAL5:04 amSan Salvador El Salvador Intl
8h 04m
1 stop
BWI3:08 pmBaltimore/Washington
$257
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 832,500 searches. Data last updated August 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. 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

Tue 10/14

2:35 am-4:35 pm

1 stop16h 00m

San Salvador El Salvador Intl

Mon 10/20

10:05 pm-4:20 am

Nonstop4h 15m

$198

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Tue 9/23

5:45 am-8:00 am

Nonstop4h 15m

San Salvador El Salvador Intl

Sun 9/28

8:30 pm-2:45 am

Nonstop4h 15m

$199

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Sat 10/4

2:37 am-4:57 am

Nonstop4h 20m

San Salvador El Salvador Intl

Sat 10/11

6:37 pm-12:54 am

Nonstop4h 17m

$201

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Tue 9/23

2:37 am-4:57 am

Nonstop4h 20m

San Salvador El Salvador Intl

Wed 10/8

6:37 pm-12:54 am

Nonstop4h 17m

$202

BaltimoreSan Salvador

BWI - SAL

BWISAL

Baltimore/Washington

Sun 9/7

6:00 am-8:17 pm

1 stop16h 17m

San Salvador El Salvador Intl

Tue 10/28

5:55 am-10:41 pm

1 stop14h 46m

$220

Washington, D.C.San Salvador

IAD - SAL

IADSAL

Washington, D.C. Dulles Intl

Tue 9/23

2:25 am-12:36 pm

1 stop12h 11m

San Salvador El Salvador Intl

Wed 10/1

8:33 am-12:30 am

1 stop13h 57m

$221

BaltimoreSan Salvador

BWI - SAL

BWISAL

Baltimore/Washington

Tue 9/16

6:50 am-12:40 pm

1 stop7h 50m

San Salvador El Salvador Intl

Tue 9/30

1:45 pm-11:25 pm

1 stop7h 40m

$234

BaltimoreSan Salvador

BWI - SAL

BWISAL

Baltimore/Washington

Thu 9/11

6:50 am-12:40 pm

1 stop7h 50m

San Salvador El Salvador Intl

Thu 9/18

1:45 pm-11:25 pm

1 stop7h 40m

$238

BaltimoreSan Salvador

BWI - SAL

BWISAL

Baltimore/Washington

Mon 9/8

2:54 pm-8:17 pm

1 stop7h 23m

San Salvador El Salvador Intl

Thu 9/11

6:00 am-4:17 pm

1 stop8h 17m

$255

BaltimoreSan Salvador

BWI - SAL

BWISAL

Baltimore/Washington

Wed 9/17

4:49 pm-11:35 pm

1 stop8h 46m

San Salvador El Salvador Intl

Wed 9/24

5:04 am-3:08 pm

1 stop8h 04m

$257

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Salvador from

How to get the cheapest flight ticket from Washington, D.C. to San Salvador

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Salvador?

If you aren’t able to travel to San Salvador during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $272.

What is the cheapest day to depart on your flight to San Salvador?

On average, the least expensive day to fly to San Salvador from Washington, D.C. is on a Monday. momondo users have found tickets for Monday departures for as low as $357. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Saturday is $397.

What is the cheapest time of day to depart on your flight to San Salvador?

Our most recent data shows that the best time of day to fly to San Salvador is at noon. Flights from Washington, D.C. to San Salvador during this time can be as low as $301. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $433 on average. Flights to San Salvador from Washington, D.C. in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Washington, D.C. to San Salvador El Salvador Intl flight route?

Fly from Washington, D.C. Dulles Intl to San Salvador El Salvador Intl for the best Washington, D.C. - San Salvador El Salvador Intl flight prices

How far in advance should I book a flight to San Salvador?

You are more likely to see cheaper flights to San Salvador from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to San Salvador for around $345 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Salvador from Washington, D.C. for as low as $282 on momondo.

What cabin class options are available on Washington, D.C. to San Salvador El Salvador Intl flights?

There are 4 cabin classes available to choose from on Washington, D.C. to San Salvador El Salvador Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to San Salvador flights?

You could potentially save up to 29% on your flight if you consider stops on a Washington, D.C. to San Salvador flight.

How have Washington, D.C. to San Salvador flight prices changed over time?

As of August 2025, prices for Washington, D.C. to San Salvador flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to San Salvador

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to San Salvador according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to San Salvador (WAS to SAL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to San Salvador

Best Price Found

$127

Fastest flight time

4h 15m

Direct flights

Every day

Airports in San Salvador

1 airport
The best one-way flight to San Salvador from Washington, D.C. in the past 72 hours is $127. The best round-trip flight deal from Washington, D.C. to San Salvador found on momondo in the last 72 hours is $271.
The fastest flight from Washington, D.C. to San Salvador takes 4h 15m
Direct flights go from Washington, D.C. to San Salvador every day.
There is 1 airport near San Salvador: San Salvador El Salvador Intl (SAL)
Search flight deals

  • How far is Washington, D.C. to San Salvador El Salvador Intl by plane?

    There are 1892.3 mi between Washington, D.C. and San Salvador El Salvador Intl. 4h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. to San Salvador El Salvador Intl Airport?

    Prices for flights from Washington, D.C. to San Salvador El Salvador Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to San Salvador El Salvador Intl Airport?

  • How old do you have to be to fly from Washington, D.C. to San Salvador El Salvador Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Salvador El Salvador Intl Airport.

  • What documentation or ID do you need to fly to San Salvador El Salvador Intl Airport?

    The necessary travel and health documents for your San Salvador El Salvador Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to San Salvador?

  • What is the most popular airline from Washington, D.C. to San Salvador?

Best airlines flying from Washington, D.C. to San Salvador

Compare and see reviews for airlines that fly from Washington, D.C. to San Salvador with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $69Free CancellationRating
5.8
3,204 reviews
Search Frontier flights
VolarisPriceFrom $118Free CancellationRating
6.6
1,157 reviews
Search Volaris flights
DeltaPriceFrom $120Free CancellationRating
7.9
7,977 reviews
Search Delta flights
AviancaPriceFrom $124Free CancellationRating
6.7
2,420 reviews
Search Avianca flights
Volaris El SalvadorPriceFrom $133Free CancellationRating
7.4
26 reviews
Search Volaris El Salvador flights
United AirlinesPriceFrom $149Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $222Free CancellationRating
7.5
1,517 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $259Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Spirit AirlinesPriceFrom $274Free CancellationRating
6.3
8,028 reviews
Search Spirit Airlines flights

  • Volaris El Salvador Flights From Washington, D.C. to San Salvador

    Volaris El Salvador flies from Washington, D.C. to San Salvador around 14 times per week, with 26 momondo users rating the airline 7.4/10. The cheapest Volaris El Salvador deal from Washington, D.C. to San Salvador in the last 72 hours was $133 (round-trip), much lower than the average airfare cost of $333 for Volaris El Salvador flights on this route.

  • Avianca Flights From Washington, D.C. to San Salvador

    Another popular option for Washington, D.C. to San Salvador flights is Avianca (6.7/10, 2,420 ratings). Avianca flies from Washington, D.C. to San Salvador around 19 times per week, with deals starting from $124 round-trip and rising to an average price of around $416.

Traveling to a place near San Salvador?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to San Salvador?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to San Salvador. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to San Salvador with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to San Salvador flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to San Salvador?

Once you have performed a search for Washington, D.C. to San Salvador flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to San Salvador right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to San Salvador flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fly your favorite airline to San Salvador

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
American Airlines
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
Qatar Airways
Spirit Airlines
Ryanair
Emirates
Alaska Airlines