$322+ Cheap flights from Seattle (SEA) to San Salvador (SAL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SAL
Jul 28 — Aug 41
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to San Salvador 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to San Salvador
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Best
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Cheapest flights from Seattle to San SalvadorExplore the most affordable flight options available from Seattle to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
Explore the most affordable flight options available from Seattle to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
This Frontier deal was found by Cheapflights users on 6/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:34 am
SEA
- SAL
2 stops22h 26m
Frontier
Mon 8/1711:05 am
SAL
- SEA
2 stops24h 34m
Frontier
Deal found 6/25![Frontier logo]()
$604
This eDestinos deal was found by Cheapflights users on 6/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:44 pm
SEA
- SAL
1 stop11h 46m
Multiple Airlines
Wed 9/307:35 am
SAL
- SEA
1 stop15h 19m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$619
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:06 am
SEA
- SAL
1 stop16h 36m
Multiple Airlines
Tue 11/179:01 am
SAL
- SEA
2 stops26h 50m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$648
This eDestinos deal was found by Cheapflights users on 6/23. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:36 pm
SEA
- SAL
1 stop10h 54m
Multiple Airlines
Sun 8/911:20 pm
SAL
- SEA
1 stop19h 40m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Mon 10/1211:06 am
SEA
- SAL
1 stop17h 46m
Multiple Airlines
Tue 10/279:12 am
SAL
- SEA
2 stops25h 39m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$657
This Kiwi.com deal was found by Cheapflights users on 6/27. 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.
Mon 8/2410:34 am
SEA
- SAL
1 stop18h 18m
Multiple Airlines
Tue 9/16:11 pm
SAL
- SEA
2 stops41h 28m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$667
This oojo deal was found by Cheapflights users on 6/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:21 am
SEA
- SAL
1 stop14h 59m
Multiple Airlines
Wed 10/289:55 am
SAL
- SEA
2 stops12h 59m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$668
This Avianca deal was found by Cheapflights users on 6/23. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:24 pm
SEA
- SAL
1 stop10h 06m
Multiple Airlines
Wed 10/77:35 am
SAL
- SEA
1 stop11h 43m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$673
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Thu 9/1711:06 am
SEA
- SAL
1 stop28h 51m
Multiple Airlines
Wed 9/306:11 pm
SAL
- SEA
1 stop25h 15m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$674
This Avianca deal was found by Cheapflights users on 6/27. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:57 am
SEA
- SAL
2 stops19h 13m
Multiple Airlines
Sat 10/107:35 am
SAL
- SEA
1 stop11h 43m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$675
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Wed 10/1411:06 am
SEA
- SAL
1 stop17h 46m
Multiple Airlines
Tue 10/279:12 am
SAL
- SEA
2 stops25h 39m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$676
This Kiwi.com deal was found by Cheapflights users on 6/26. 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.
Thu 8/1310:34 am
SEA
- SAL
2 stops22h 26m
Multiple Airlines
Fri 8/215:16 am
SAL
- SEA
1 stop13h 35m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$679
Best flights from Seattle to San SalvadorDiscover carefully curated flight deals from Seattle to San Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
Discover carefully curated flight deals from Seattle to San Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:43 pm
SEA
- SAL
1 stop9h 07m
United Airlines
Wed 10/76:00 am
SAL
- SEA
1 stop9h 53m
United Airlines
Deal found 6/23![United Airlines logo]()
$721
This Copa Airlines deal was found by Cheapflights users on 6/26. 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 9/296:30 am
SEA
- SAL
2 stops16h 04m
Copa Airlines
Tue 10/131:59 pm
SAL
- SEA
2 stops36h 16m
Copa Airlines
Deal found 6/26![Copa Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 6/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:29 pm
SEA
- SAL
2 stops14h 46m
United Airlines
Wed 10/286:00 am
SAL
- SEA
2 stops12h 53m
United Airlines
Deal found 6/24![United Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:40 am
SEA
- SAL
2 stops11h 09m
United Airlines
Wed 10/76:00 am
SAL
- SEA
2 stops13h 44m
United Airlines
Deal found 6/23![United Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:40 am
SEA
- SAL
2 stops11h 09m
United Airlines
Tue 9/292:00 am
SAL
- SEA
2 stops17h 44m
United Airlines
Deal found 6/23![United Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 6/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:40 pm
SEA
- SAL
2 stops14h 39m
United Airlines
Mon 11/23:00 am
SAL
- SEA
2 stops20h 23m
United Airlines
Deal found 6/24![United Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 6/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:59 pm
SEA
- SAL
1 stop13h 31m
United Airlines
Fri 10/236:00 am
SAL
- SEA
1 stop9h 53m
United Airlines
Deal found 6/24![United Airlines logo]()
$726
Last-minute flights from Seattle to San SalvadorDiscover last-minute flight deals from Seattle to San Salvador. Data last updated June 28, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to San Salvador. Data last updated June 28, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 6/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:00 am
SEA
- SAL
1 stop20h 00m
Multiple Airlines
Tue 6/307:30 am
SAL
- SEA
2 stops15h 30m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$746
This Trip.com deal was found by Cheapflights users on 6/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/277:42 pm
SEA
- SAL
1 stop24h 08m
Multiple Airlines
Fri 7/37:45 am
SAL
- SEA
1 stop11h 15m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$734
This FlightHub deal was found by Cheapflights users on 6/26. 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.
Fri 7/38:00 am
SEA
- SAL
1 stop20h 00m
Multiple Airlines
Sat 7/119:55 am
SAL
- SEA
2 stops13h 05m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$741
This eDestinos deal was found by Cheapflights users on 6/23. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:13 am
SEA
- SAL
1 stop11h 42m
Multiple Airlines
Tue 7/1410:10 pm
SAL
- SEA
1 stop24h 50m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$676
This Gotogate deal was found by Cheapflights users on 6/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:00 am
SEA
- SAL
1 stop20h 00m
Multiple Airlines
Sun 7/197:35 am
SAL
- SEA
1 stop15h 25m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$758
This Travelocity deal was found by Cheapflights users on 6/27. 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 7/168:00 am
SEA
- SAL
1 stop20h 00m
Multiple Airlines
Sun 7/197:35 am
SAL
- SEA
1 stop15h 25m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$757
This FlightHub deal was found by Cheapflights users on 6/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:15 pm
SEA
- SAL
1 stop11h 50m
Multiple Airlines
Sat 8/811:20 pm
SAL
- SEA
2 stops18h 25m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$732
This Justfly.com deal was found by Cheapflights users on 6/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:36 pm
SEA
- SAL
1 stop26h 14m
Multiple Airlines
Wed 8/125:35 pm
SAL
- SEA
1 stop16h 12m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$743
This American Airlines deal was found by Cheapflights users on 6/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:40 pm
SEA
- SAL
1 stop17h 59m
American Airlines
Wed 8/1212:29 pm
SAL
- SEA
2 stops22h 00m
American Airlines
Deal found 6/23![American Airlines logo]()
$745
This American Airlines deal was found by Cheapflights users on 6/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:40 pm
SEA
- SAL
1 stop17h 59m
American Airlines
Thu 7/3012:22 pm
SAL
- SEA
1 stop12h 45m
American Airlines
Deal found 6/25![American Airlines logo]()
$761
One-way flights from Seattle to San SalvadorSearch for one-way flight options from Seattle to San Salvador. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
Search for one-way flight options from Seattle to San Salvador. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
This Trip.com deal was found by Cheapflights users on 6/26. 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.
Thu 8/278:13 am
SEA
- SAL
2 stops30h 57m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 6/26. 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.
Thu 7/212:35 pm
SEA
- SAL
2 stops29h 30m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$331
This eDestinos deal was found by Cheapflights users on 6/26. 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.
Fri 7/38:00 am
SEA
- SAL
1 stop20h 00m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$344
This Faresmojo deal was found by Cheapflights users on 6/25. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:05 am
SEA
- SAL
1 stop12h 44m
JetBlue
Deal found 6/25![JetBlue logo]()
$351
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
SEA
- SAL
2 stops13h 49m
United Airlines
Deal found 6/23![United Airlines logo]()
$355
This Trip.com deal was found by Cheapflights users on 6/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/810:34 am
SEA
- SAL
1 stop18h 18m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:54 pm
SEA
- SAL
2 stops23h 55m
United Airlines
Deal found 6/23![United Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 8/268:53 pm
SEA
- SAL
3 stops18h 49m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$363
This FlightHub deal was found by Cheapflights users on 6/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:36 pm
SEA
- SAL
2 stops20h 34m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$377
Find flight deals from Seattle to San Salvador
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Salvador (SAL). 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 June 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $604 (Frontier) |
One-way from | $322 (Trip.com) |
Popular in | December |
Cheapest in | January |
Average price | $796 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated June 28, 2026.
Use the filters below to find and compare flights from Seattle to San Salvador that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Mon 10/5
6:43 pm-4:50 am
1 stop9h 07m
San Salvador El Salvador Intl
Wed 10/7
6:00 am-2:53 pm
1 stop9h 53m
$721
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Tue 9/29
6:30 am-11:34 pm
2 stops16h 04m
San Salvador El Salvador Intl
Tue 10/13
1:59 pm-1:15 am
2 stops36h 16m
$723
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Wed 10/14
8:29 pm-12:15 pm
2 stops14h 46m
San Salvador El Salvador Intl
Wed 10/28
6:00 am-5:53 pm
2 stops12h 53m
$725
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Wed 9/23
8:40 am-8:49 pm
2 stops11h 09m
San Salvador El Salvador Intl
Wed 10/7
6:00 am-6:44 pm
2 stops13h 44m
$725
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Thu 9/17
8:40 am-8:49 pm
2 stops11h 09m
San Salvador El Salvador Intl
Tue 9/29
2:00 am-6:44 pm
2 stops17h 44m
$725
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Wed 10/28
8:40 pm-12:19 pm
2 stops14h 39m
San Salvador El Salvador Intl
Mon 11/2
3:00 am-9:23 pm
2 stops20h 23m
$725
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Mon 10/19
11:59 pm-2:30 pm
1 stop13h 31m
San Salvador El Salvador Intl
Fri 10/23
6:00 am-2:53 pm
1 stop9h 53m
$726
Cheapest one-way
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Fri 7/3
7:05 am-8:49 pm
1 stop12h 44m
$351
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Thu 8/6
5:31 pm-12:38 pm
1 stop18h 07m
$355
SeattleSan Salvador
SEA - SAL
SEASAL
Seattle/Tacoma Intl
Thu 8/6
6:00 am-8:49 pm
2 stops13h 49m
$355
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Seattle to San Salvador
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 Seattle to San Salvador in June.
| 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 Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-San Salvador flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-San Salvador flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-San Salvador flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-San Salvador 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 Seattle-San Salvador 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 Seattle to San Salvador
Have a flexible travel schedule? Discover the best time to fly to San Salvador from Seattle with our price prediction graph.
SEA-SAL
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 Seattle to San Salvador
Prices
More
How far ahead should I book a flight from Seattle to San Salvador?
The best time to book flights from Seattle to San Salvador is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to San Salvador?
Currently, January is the cheapest month in which you can book a flight from Seattle to San Salvador (average of $439). Flying from Seattle to San Salvador in December is currently the most expensive (average of $1,174). 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.
How much does it cost to fly round-trip from Seattle to San Salvador?
What’s the top layover airport for flights from Seattle to San Salvador?
Share of 1-stop round-trip flights from Seattle to San Salvador chosen by Cheapflights users in the past 12 months, using the same layover each way.
Houston (IAH) – chosen by Cheapflights users on 89% of 1-stop itineraries from Seattle to San Salvador on Cheapflights.
What’s the cheapest layover airport for flights from Seattle to San Salvador?
Average round-trip fare for 1-stop flights from Seattle to San Salvador, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Los Angeles (LAX) is the most affordable 1-stop option, with an average round-trip price of $806.
What’s the fastest layover option from Seattle to San Salvador?
Shortest average travel time for 1-stop one-way flights from Seattle to San Salvador, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 11h 06m.
Which airport typically offers the quickest layover for flights from Seattle to San Salvador?
Average layover duration for 1-stop one-way flights from Seattle to San Salvador, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Los Angeles (LAX) offer the fastest connection on this route, with an average layover time of 2h 38m.
Reviews of airlines servicing San Salvador
Get insights into the airlines that provide service to San Salvador. 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 San Salvador. Reviews last updated June 28, 2026.
Read through reviews of airlines operating flights from Seattle to San Salvador, such as United Airlines,American Airlines, andAvianca. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Overall
7.4
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Overall
7.4
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Overall
7.4
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Overall
7.4
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Related info for your journey
Find useful and relevant information for your journey from Seattle to San Salvador. 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 San Salvador?
Book flights to San Salvador if you plan to visit one of these locationsAcajutla
La Libertad
Sonsonate
El Cuco
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Top 3 airlines flying from Seattle to San Salvador
Discover the top 3 airlines that operate flights from Seattle to San Salvador. 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 2,558,603 searches. Data last updated June 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$320 | Average$502 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$439 | Average$743 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$474 | Average$806 | FlexibilityNo cancel fee | On-time69% |