$266+ Cheap flights from San Salvador (SAL) to Dulles Intl (IAD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAL — IAD
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from San Salvador to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Washington, D.C. Dulles Intl are usually found in February or March, booked 56 days in advance, depart on a Friday or Wednesday and return on a Wednesday
Cheap flight deals from San Salvador to Dulles Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Salvador to Dulles IntlExplore the most affordable flight options available from San Salvador to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from San Salvador to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Justfly.com deal was found by Cheapflights users on 10/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2212:35 pm -
1 stop11h 16m
Mon 1/115:30 am -
1 stop8h 05m
Deal found 10/23![Frontier logo]()
$410
This Trip.com deal was found by Cheapflights users on 10/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2212:35 pm -
1 stop11h 16m
Fri 1/1510:16 pm -
1 stop15h 49m
Deal found 10/20![Frontier logo]()
$415
This FlightHub deal was found by Cheapflights users on 10/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2412:35 pm -
1 stop11h 16m
Fri 1/1510:16 pm -
1 stop15h 49m
Deal found 10/21![Frontier logo]()
$432
This CheapOair deal was found by Cheapflights users on 10/25. 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.
Fri 12/1812:35 pm -
1 stop11h 16m
Sat 1/95:30 am -
1 stop8h 05m
Deal found 10/25![Frontier logo]()
$434
This OneTravel deal was found by Cheapflights users on 10/22. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2012:35 pm -
1 stop11h 16m
Sat 1/95:30 am -
1 stop8h 05m
Deal found 10/22![Frontier logo]()
$436
This Frontier deal was found by Cheapflights users on 10/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2512:35 pm -
1 stop11h 16m
Fri 1/85:30 am -
1 stop8h 05m
Deal found 10/21![Frontier logo]()
$440
This OneTravel deal was found by Cheapflights users on 10/23. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2212:35 pm -
1 stop11h 16m
Thu 1/1410:57 pm -
2 stops39h 08m
Deal found 10/23![Frontier logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1911:35 am -
2 stops32h 36m
Sat 1/95:30 am -
1 stop8h 05m
Deal found 10/23![Frontier logo]()
$444
This OneTravel deal was found by Cheapflights users on 10/21. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2212:35 pm -
1 stop11h 16m
Sun 1/37:53 am -
Nonstop4h 37m
Deal found 10/21![Frontier logo]()
$445
This OneTravel deal was found by Cheapflights users on 10/21. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2212:35 pm -
1 stop11h 16m
Mon 1/48:16 pm -
1 stop20h 39m
Deal found 10/21![Frontier logo]()
$448
Best flights from San Salvador to Dulles IntlDiscover carefully curated flight deals from San Salvador to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from San Salvador to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Volaris deal was found by Cheapflights users on 10/20. 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.
Sun 12/278:14 am -
Nonstop4h 12m
Fri 1/152:55 am -
Nonstop4h 37m
Deal found 10/20![Volaris El Salvador logo]()
$612
This Copa Airlines deal was found by Cheapflights users on 10/25. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/137:30 am -
1 stop18h 34m
Sat 1/24:18 am -
1 stop9h 22m
Deal found 10/25![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/20. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:59 pm -
1 stop8h 34m
Thu 11/123:37 pm -
1 stop22h 03m
Deal found 10/20![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/22. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:30 am -
1 stop15h 07m
Sat 10/311:36 am -
1 stop23h 59m
Deal found 10/22![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/23. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:30 am -
1 stop15h 02m
Wed 1/131:13 am -
1 stop20h 21m
Deal found 10/23![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:56 am -
1 stop17h 37m
Thu 11/268:32 am -
1 stop13h 05m
Deal found 10/24![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:56 am -
1 stop8h 02m
Thu 11/268:32 am -
1 stop16h 03m
Deal found 10/24![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:59 pm -
1 stop8h 34m
Sun 11/291:16 am -
1 stop20h 24m
Deal found 10/24![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/20. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:59 pm -
1 stop12h 16m
Tue 11/178:32 am -
1 stop16h 03m
Deal found 10/20![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:30 am -
1 stop18h 45m
Sun 12/68:25 am -
1 stop16h 13m
Deal found 10/24![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 10/22. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/294:59 am -
1 stop17h 38m
Sun 11/11:16 am -
1 stop12h 24m
Deal found 10/22![Copa Airlines logo]()
$671
Last-minute flights from San Salvador to Dulles IntlDiscover last-minute flight deals from San Salvador to Dulles Intl. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from San Salvador to Dulles Intl. Data last updated October 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:31 pm -
1 stop8h 50m
Tue 11/1012:31 pm -
2 stops19h 29m
Deal found 10/21![Multiple Airlines logo]()
$539
This Volaris deal was found by Cheapflights users on 10/20. 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 10/307:02 pm -
Nonstop4h 13m
Tue 1/192:55 am -
Nonstop4h 37m
Deal found 10/20![Volaris El Salvador logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:47 am -
2 stops50h 49m
Thu 1/75:30 am -
1 stop8h 05m
Deal found 10/22![Multiple Airlines logo]()
$502
This CheapOair deal was found by Cheapflights users on 10/21. 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.
Thu 11/198:03 pm -
Nonstop4h 12m
Mon 1/47:53 am -
Nonstop4h 37m
Deal found 10/21![Multiple Airlines logo]()
$554
This Volaris deal was found by Cheapflights users on 10/20. 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.
Wed 11/258:03 pm -
Nonstop4h 12m
Mon 1/112:55 am -
Nonstop4h 37m
Deal found 10/20![Volaris El Salvador logo]()
$522
This CheapOair deal was found by Cheapflights users on 10/23. 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.
Wed 11/258:03 pm -
Nonstop4h 12m
Sun 1/37:53 am -
Nonstop4h 37m
Deal found 10/23![Multiple Airlines logo]()
$584
This Travelocity deal was found by Cheapflights users on 10/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:03 pm -
Nonstop4h 12m
Thu 1/75:30 am -
1 stop8h 05m
Deal found 10/21![Multiple Airlines logo]()
$523
This Travelocity deal was found by Cheapflights users on 10/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:03 pm -
Nonstop4h 12m
Mon 1/47:53 am -
Nonstop4h 37m
Deal found 10/22![Multiple Airlines logo]()
$558
This Volaris deal was found by Cheapflights users on 10/20. 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.
Thu 11/268:03 pm -
Nonstop4h 12m
Tue 1/123:06 pm -
Nonstop4h 37m
Deal found 10/20![Volaris El Salvador logo]()
$583
One-way flights from San Salvador to Dulles IntlSearch for one-way flight options from San Salvador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from San Salvador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Frontier deal was found by Cheapflights users on 10/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2312:35 pm -
1 stop11h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$266
This Volaris deal was found by Cheapflights users on 10/20. 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 11/178:03 pm -
Nonstop4h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Volaris El Salvador logo]()
$268
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/222:06 pm -
Nonstop4h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$270
This Super.com deal was found by Cheapflights users on 10/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/252:06 pm -
Nonstop4h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$275
This Super.com deal was found by Cheapflights users on 10/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/202:06 pm -
Nonstop4h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$276
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2812:35 pm -
1 stop11h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$277
This eDestinos deal was found by Cheapflights users on 10/25. 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 12/228:14 am -
Nonstop4h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Volaris El Salvador logo]()
$279
This Frontier deal was found by Cheapflights users on 10/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/242:06 pm -
Nonstop4h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$285
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Tue 12/87:47 pm -
3 stops18h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$287
Find flight deals from San Salvador to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Salvador (SAL) to Dulles Intl (IAD). 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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $410 (Justfly.com) |
One-way from | $266 (Frontier) |
Popular in | September |
Cheapest in | February |
Average price | $627 |
Good round-trip deal | $583 or less |
Good one-way deal | $322 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Salvador to Dulles Intl 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 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from San Salvador to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Thu 12/31
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$287
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Wed 11/4
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$331
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Thu 1/14
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$340
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Mon 11/16
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$357
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Mon 1/11
8:14 am-1:26 pm
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$360
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Thu 11/5
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$377
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Mon 11/2
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$407
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Sat 3/6
8:14 am-1:26 pm
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$426
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Sat 11/7
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$440
San SalvadorWashington, D.C.
SAL San Salvador El Salvador Intl - IAD Washington, D.C. Dulles Intl
SALIAD
San Salvador El Salvador Intl
Sun 1/10
8:03 pm-1:15 am
Nonstop4h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$447
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from San Salvador to Dulles Intl
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 San Salvador to Dulles Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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 Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Salvador-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Salvador-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Salvador-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Salvador-Washington, D.C. Dulles Intl Airport 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 San Salvador-Washington, D.C. Dulles Intl Airport 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 San Salvador to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from San Salvador with our price prediction graph.
SAL-IAD
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 San Salvador to Washington, D.C. Dulles Intl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from San Salvador to Washington, D.C. Dulles Intl Airport?
The price you pay for your flight from San Salvador to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Salvador to Washington, D.C. Dulles Intl Airport?
Currently, February is the cheapest month in which you can book a flight from San Salvador to Washington, D.C. Dulles Intl Airport (average of $269). Flying from San Salvador to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $666). 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 SAL to IAD?
Find hourly flight availability from San Salvador to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 25, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 43% on flights from San Salvador to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the afternoon.
What is the cheapest day to fly from San Salvador to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from San Salvador to Dulles Intl. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their San Salvador to Washington, D.C. Dulles Intl Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from San Salvador to Washington, D.C. delayed?
About 7% of weekly flights between San Salvador and Washington, D.C. have experienced delays in the past year, with the average delay time being 126 minutes.
What is the most punctual flight time for San Salvador to Washington, D.C. flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday 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 San Salvador to Washington, D.C. flights?
Over the last year, Avianca have had the lowest number of delays on this route, with just 5% of flights being delayed.
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated October 25, 2026.
Get a feel of what it's like to fly with Copa Airlines,Volaris El Salvador, andUnited Airlines from San Salvador to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Overall
7.6
Boarding
7.8
Comfort
7.4
Food
7.0
Crew
8.1
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Entertainment
6.9
Overall
7.6
Boarding
7.8
Comfort
7.4
Food
7.0
Crew
8.1
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Volaris El Salvador
Entertainment
6.9
Overall
7.6
Boarding
7.8
Comfort
7.4
Food
7.0
Crew
8.1
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Entertainment
6.9
Overall
7.6
Boarding
7.8
Comfort
7.4
Food
7.0
Crew
8.1
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Entertainment
6.9
Overall
7.6
Boarding
7.8
Comfort
7.4
Food
7.0
Crew
8.1
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Entertainment
6.9
Overall
7.6
Boarding
7.8
Comfort
7.4
Food
7.0
Crew
8.1
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Related info for your journey
Find useful and relevant information for your journey from San Salvador to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Dulles Intl Airport?
Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locationsAlexandria
Chantilly
Woodbridge
Arlington
Owings Mills
Lanham
Sterling
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Falls Church
Tysons
Towson
Oxon Hill
Laurel
Clinton
Hunt Valley
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Other flights to Dulles Intl
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San Salvador and Dulles Intl flights
Browse other San Salvador and Dulles Intl flight options. Last updated on October 25, 2026.
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Top 5 airlines flying from San Salvador to Dulles Intl
Discover the top 5 airlines that operate flights from San Salvador to Dulles Intl. 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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$147 | Average$243 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$167 | Average$276 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$194 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$639 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$258 | Average$576 | FlexibilityNo cancel fee | On-time71% |