$305+ Cheap flights from Seattle (SEA) to San Salvador (SAL)
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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SAL
Dec 12 — Dec 191
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to San Salvador with Cheapflights
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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 November 12, 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 November 12, 2026.
This Trip.com deal was found by Cheapflights users on 11/7. 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.
Fri 11/138:07 am -
2 stops30h 23m
Mon 11/235:35 pm -
2 stops19h 48m
Deal found 11/7![Multiple Airlines logo]()
$606
This Trip.com deal was found by Cheapflights users on 11/7. 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.
Sun 11/88:07 am -
2 stops30h 23m
Sat 12/127:35 am -
1 stop16h 45m
Deal found 11/7![Multiple Airlines logo]()
$616
This Trip.com deal was found by Cheapflights users on 11/7. 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.
Sun 11/88:07 am -
2 stops30h 23m
Sat 11/149:55 am -
2 stops13h 59m
Deal found 11/7![Multiple Airlines logo]()
$622
This oojo deal was found by Cheapflights users on 11/7. 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.
Mon 11/168:07 am -
2 stops30h 23m
Mon 12/215:35 pm -
2 stops19h 58m
Deal found 11/7![Multiple Airlines logo]()
$636
This SmartFares deal was found by Cheapflights users on 11/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:24 am -
2 stops22h 31m
Wed 12/165:35 pm -
2 stops19h 58m
Deal found 11/9![Multiple Airlines logo]()
$652
This Trip.com deal was found by Cheapflights users on 11/7. 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 11/1010:23 am -
1 stop31h 22m
Sat 12/127:35 am -
1 stop16h 45m
Deal found 11/7![Multiple Airlines logo]()
$716
This oojo deal was found by Cheapflights users on 11/11. 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.
Mon 12/710:47 am -
1 stop27h 13m
Thu 12/179:55 am -
2 stops27h 38m
Deal found 11/11![Multiple Airlines logo]()
$744
This Mytrip deal was found by Cheapflights users on 11/8. 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 11/108:07 am -
2 stops30h 23m
Thu 12/107:45 am -
2 stops16h 35m
Deal found 11/8![Multiple Airlines logo]()
$748
This Travelocity deal was found by Cheapflights users on 11/7. 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.
Sun 11/88:07 am -
2 stops30h 23m
Sun 11/159:50 pm -
2 stops50h 04m
Deal found 11/7![Multiple Airlines logo]()
$752
This American Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/911:34 pm -
2 stops12h 31m
Sat 11/143:05 pm -
2 stops20h 58m
Deal found 11/8![American Airlines logo]()
$766
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 November 12, 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 November 12, 2026.
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Tue 4/137:32 pm -
2 stops15h 43m
Tue 4/206:00 am -
3 stops18h 21m
Deal found 11/11![United Airlines logo]()
$746
This Copa Airlines deal was found by Cheapflights users on 11/12. 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 12/103:20 pm -
2 stops19h 21m
Thu 12/177:30 am -
2 stops16h 29m
Deal found 11/12![Copa Airlines logo]()
$874
This oojo deal was found by Cheapflights users on 11/7. 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.
Mon 11/306:40 pm -
1 stop23h 05m
Wed 3/317:30 am -
2 stops15h 26m
Deal found 11/7![Multiple Airlines logo]()
$884
This United Airlines deal was found by Cheapflights users on 11/10. 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 4/1112:15 pm -
2 stops23h 00m
Fri 4/163:40 pm -
3 stops30h 08m
Deal found 11/10![United Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 11/10. 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 4/117:10 pm -
2 stops18h 20m
Fri 4/162:00 am -
2 stops22h 21m
Deal found 11/10![United Airlines logo]()
$760
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Fri 3/1911:59 pm -
1 stop11h 20m
Fri 3/263:40 pm -
2 stops19h 26m
Deal found 11/10![United Airlines logo]()
$762
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Sat 12/512:25 pm -
1 stop15h 25m
Fri 12/112:05 am -
1 stop19h 27m
Deal found 11/7![United Airlines logo]()
$787
This United Airlines deal was found by Cheapflights users on 11/7. 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 12/72:30 pm -
1 stop8h 25m
Sun 12/133:00 am -
2 stops15h 22m
Deal found 11/7![United Airlines logo]()
$852
Last-minute flights from Seattle to San SalvadorDiscover last-minute flight deals from Seattle to San Salvador. Data last updated November 12, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to San Salvador. Data last updated November 12, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 11/7. 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.
Fri 11/138:07 am -
2 stops30h 23m
Mon 11/235:35 pm -
2 stops19h 48m
Deal found 11/7![Multiple Airlines logo]()
$606
This oojo deal was found by Cheapflights users on 11/11. 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.
Fri 11/138:07 am -
2 stops34h 23m
Sat 11/217:35 am -
1 stop16h 25m
Deal found 11/11![Multiple Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Fri 11/137:05 am -
1 stop12h 14m
Mon 11/237:00 am -
1 stop17h 51m
Deal found 11/7![United Airlines logo]()
$787
This oojo deal was found by Cheapflights users on 11/7. 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.
Mon 11/168:07 am -
2 stops30h 23m
Mon 12/215:35 pm -
2 stops19h 58m
Deal found 11/7![Multiple Airlines logo]()
$636
This oojo deal was found by Cheapflights users on 11/10. 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 11/178:33 am -
1 stop10h 22m
Tue 11/249:55 am -
2 stops27h 28m
Deal found 11/10![Multiple Airlines logo]()
$804
This United Airlines deal was found by Cheapflights users on 11/11. 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 11/235:23 pm -
2 stops25h 56m
Tue 2/163:00 am -
2 stops19h 55m
Deal found 11/11![United Airlines logo]()
$769
This oojo deal was found by Cheapflights users on 11/12. 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.
Mon 11/3012:30 am -
1 stop18h 25m
Fri 12/115:35 pm -
2 stops30h 45m
Deal found 11/12![Multiple Airlines logo]()
$821
This Trip.com deal was found by Cheapflights users on 11/10. 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 12/110:47 am -
1 stop30h 58m
Tue 12/87:35 am -
1 stop16h 45m
Deal found 11/10![Multiple Airlines logo]()
$716
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Tue 12/16:15 am -
2 stops16h 40m
Tue 12/87:00 am -
2 stops13h 28m
Deal found 11/7![United Airlines logo]()
$792
This oojo deal was found by Cheapflights users on 11/11. 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.
Mon 12/710:47 am -
1 stop27h 13m
Thu 12/179:55 am -
2 stops27h 38m
Deal found 11/11![Multiple Airlines logo]()
$744
This SmartFares deal was found by Cheapflights users on 11/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:24 am -
2 stops22h 31m
Wed 12/165:35 pm -
2 stops19h 58m
Deal found 11/9![Multiple Airlines logo]()
$652
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 November 12, 2026.
Search for one-way flight options from Seattle to San Salvador. Find affordable one-way fares based on user searches. Data last updated November 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 1/97:39 pm -
2 stops14h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 11/10. 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.
Tue 1/511:59 pm -
2 stops12h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![American Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 11/8. 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.
Sun 1/39:27 pm -
2 stops34h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Fri 1/81:24 pm -
2 stops17h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Frontier logo]()
$335
This American Airlines deal was found by Cheapflights users on 11/11. 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.
Tue 1/126:19 pm -
2 stops17h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Fri 1/812:41 pm -
3 stops18h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Multiple Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Sat 1/91:18 pm -
2 stops14h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Fri 3/1911:59 pm -
1 stop13h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$392
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 November 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $606 (Trip.com) |
One-way from | $305 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $940 |
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 7,457,451 searches. Data last updated November 12, 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
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Tue 1/12
5:28 pm-5:50 am
1 stop10h 22m
San Salvador El Salvador Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$345
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Sat 1/9
12:25 pm-5:50 am
1 stop15h 25m
San Salvador El Salvador Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$382
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Sat 3/20
11:59 pm-2:24 pm
1 stop13h 25m
San Salvador El Salvador Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$392
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Fri 3/19
11:59 pm-12:19 pm
1 stop11h 20m
San Salvador El Salvador Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$392
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Sun 1/3
6:34 am-5:50 am
1 stop21h 16m
San Salvador El Salvador Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$400
Quickest round-trip
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Wed 12/2
2:30 pm-12:55 am
1 stop8h 25m
San Salvador El Salvador Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$440
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Fri 12/4
3:20 pm-12:41 pm
2 stops19h 21m
San Salvador El Salvador Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$471
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Tue 4/13
7:32 pm-12:15 pm
2 stops15h 43m
San Salvador El Salvador Intl
Tue 4/20
6:00 am-11:21 pm
3 stops18h 21m
$746
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Sun 4/11
12:15 pm-12:15 pm
2 stops23h 00m
San Salvador El Salvador Intl
Fri 4/16
3:40 pm-8:48 pm
3 stops30h 08m
$748
SeattleSan Salvador
SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl
SEASAL
Seattle/Tacoma Intl
Sun 4/11
7:10 pm-2:30 pm
2 stops18h 20m
San Salvador El Salvador Intl
Fri 4/16
2:00 am-11:21 pm
2 stops22h 21m
$760
Showing 1-10 of 15 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 November.
| 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 Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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
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 39 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 $669). Flying from Seattle to San Salvador in December is currently the most expensive (average of $1,231). 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?
Airfare is below average for this route at the moment.
Seattle to San Salvador flights typically cost between $740 and $1,240 in January.The cheapest round-trip price found within the last 5 days was $606 on Multiple Airlines (Jan 12-Feb 9).
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 November 12, 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.
Food
6.7
Boarding
7.7
Crew
8.1
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Boarding
7.7
Crew
8.1
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Boarding
7.7
Crew
8.1
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Boarding
7.7
Crew
8.1
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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
El Cuco
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Alternative routes for Seattle to San Salvador
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Complete your trip
Complete your trip to San Salvador by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to San Salvador by cabin class
Find flights from Seattle to San Salvador, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and San Salvador flights
Browse other Seattle and San Salvador flight options. Last updated on November 12, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on November 12, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to San Salvador
Explore flights to San Salvador departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 12, 2026.
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 7,457,451 searches. Data last updated November 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$289 | Average$355 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$619 | Average$749 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$740 | Average$806 | FlexibilityNo cancel fee | On-time69% |