
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $420 (oojo) |
One-way from | $175 (Super.com) |
Popular in | December |
Cheapest in | September |
Average price | $518 |
Good round-trip deal | $509 or less |
Good one-way deal | $271 or less |
Fly from
Fly to
Route
Depart
Return
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Tue 8/18
2:55 am-5:17 am
Nonstop4h 22m
San Salvador El Salvador Intl
Fri 8/28
6:58 pm-1:15 am
Nonstop4h 17m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Fri 9/4
3:06 pm-5:28 pm
Nonstop4h 22m
San Salvador El Salvador Intl
Sat 9/12
7:02 pm-1:15 am
Nonstop4h 13m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Wed 10/21
2:25 am-8:32 pm
1 stop20h 07m
San Salvador El Salvador Intl
Tue 10/27
1:43 pm-3:02 pm
1 stop23h 19m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Sun 9/27
4:34 pm-12:39 pm
1 stop22h 05m
San Salvador El Salvador Intl
Sun 10/4
8:30 am-4:20 am
1 stop17h 50m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Sun 10/25
2:25 am-11:35 pm
1 stop23h 10m
San Salvador El Salvador Intl
Sun 11/15
4:59 am-1:58 pm
1 stop7h 59m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Thu 9/3
2:25 am-12:39 pm
1 stop12h 14m
San Salvador El Salvador Intl
Fri 10/2
1:59 pm-3:04 pm
1 stop23h 05m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Wed 8/5
6:26 am-11:34 pm
1 stop19h 08m
San Salvador El Salvador Intl
Sat 9/5
1:59 pm-4:20 am
1 stop12h 21m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Fri 7/31
4:26 pm-11:37 pm
1 stop9h 11m
San Salvador El Salvador Intl
Tue 8/11
1:59 pm-4:21 am
1 stop12h 22m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Thu 8/27
2:25 am-8:31 pm
1 stop20h 06m
San Salvador El Salvador Intl
Sat 9/5
4:54 am-4:20 am
1 stop21h 26m
Washington, D.C.San Salvador
IAD - SAL
IADSAL
Washington, D.C. Dulles Intl
Fri 10/2
4:34 pm-11:35 pm
1 stop9h 01m
San Salvador El Salvador Intl
Thu 10/8
7:30 am-12:32 am
1 stop15h 02m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
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 65 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.
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 $264). Flying from Washington, D.C. Dulles Intl Airport to San Salvador in December is currently the most expensive (average of $629). 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.
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 33% on the cost of your flight, compared to a flight in the morning.
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 mornings flights should be avoided if possible as fares are typically the most expensive at this time.
About 14% 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.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
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.
Over the last year, Avianca have had the lowest number of delays on this route, with just 12% of flights being delayed.
Houston (IAH) – chosen by Cheapflights users on 50% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to San Salvador on Cheapflights.
Guatemala City (GUA) is the most affordable 1-stop option, with an average round-trip price of $289.
Flights via Guatemala City (GUA) have the shortest average one-way travel time for 1-stop routes: 7h 20m.
Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 3h 16m.
Food
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Overall
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Reviews
Anonymous,Apr 2026
LIM - PTY
Food
Boarding
Overall
Crew
Comfort
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Reviews
Anonymous,Apr 2026
LIM - PTY
Food
Boarding
Overall
Crew
Comfort
Entertainment
Reviews
Anonymous,Apr 2026
LIM - PTY
Food
Boarding
Overall
Crew
Comfort
Entertainment
Reviews
Anonymous,Apr 2026
LIM - PTY
Food
Boarding
Overall
Crew
Comfort
Entertainment
Reviews
Anonymous,Apr 2026
LIM - PTY
Food
Boarding
Overall
Crew
Comfort
Entertainment
Reviews
Anonymous,Apr 2026
LIM - PTY
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$104 | Average$136 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$156 | Average$332 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$165 | Average$517 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$181 | Average$333 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$191 | Average$566 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$193 | Average$395 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$507 | FlexibilityNo cancel fee | On-time71% |