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$286+ Cheap flights from San Salvador (SAL) to Seattle (SEA)

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.
SAL — SEA
Jun 13 — Jun 201
Sat 6/13
Sat 6/20
1 adult, Economy
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Cheap flight deals from San Salvador to Seattle

Cheapest flights from San Salvador to Seattle
Explore the most affordable flight options available from San Salvador to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2026.

This eDestinos deal was found by Cheapflights users on 5/13. 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 9/18:00 am
SAL
-
SEA
1 stop13h 42m
Multiple Airlines
Tue 9/157:21 pm
SEA
-
SAL
1 stop10h 09m
Multiple Airlines
Deal found 5/13$593
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:16 am
SAL
-
SEA
1 stop14h 10m
Multiple Airlines
Mon 10/1911:06 am
SEA
-
SAL
1 stop17h 46m
Multiple Airlines
Deal found 5/12$603
This eDestinos deal was found by Cheapflights users on 5/12. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:35 pm
SAL
-
SEA
1 stop13h 00m
Multiple Airlines
Tue 10/279:59 am
SEA
-
SAL
1 stop9h 51m
Multiple Airlines
Deal found 5/12$609
This eDestinos deal was found by Cheapflights users on 5/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:00 am
SAL
-
SEA
1 stop11h 26m
Multiple Airlines
Wed 9/307:21 pm
SEA
-
SAL
1 stop10h 09m
Multiple Airlines
Deal found 5/10$612
This Avianca deal was found by Cheapflights users on 5/12. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:45 am
SAL
-
SEA
1 stop10h 48m
Multiple Airlines
Thu 10/299:59 am
SEA
-
SAL
1 stop9h 51m
Multiple Airlines
Deal found 5/12$619
This eDestinos deal was found by Cheapflights users on 5/13. 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 9/87:30 am
SAL
-
SEA
1 stop15h 27m
Multiple Airlines
Tue 9/227:21 pm
SEA
-
SAL
1 stop10h 09m
Multiple Airlines
Deal found 5/13$621
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:16 am
SAL
-
SEA
1 stop14h 10m
Multiple Airlines
Tue 10/2011:06 am
SEA
-
SAL
1 stop17h 46m
Multiple Airlines
Deal found 5/12$626
This Avianca deal was found by Cheapflights users on 5/12. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:45 am
SAL
-
SEA
1 stop10h 54m
Multiple Airlines
Thu 10/229:59 am
SEA
-
SAL
1 stop9h 51m
Multiple Airlines
Deal found 5/12$628
This eDestinos deal was found by Cheapflights users on 5/13. 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.
Thu 8/277:45 am
SAL
-
SEA
1 stop10h 54m
Multiple Airlines
Tue 9/225:40 pm
SEA
-
SAL
1 stop11h 50m
Multiple Airlines
Deal found 5/13$630
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1911:05 am
SAL
-
SEA
2 stops24h 30m
Frontier
Wed 6/247:41 pm
SEA
-
SAL
2 stops37h 19m
Frontier
Deal found 5/12$639
This Avianca deal was found by Cheapflights users on 5/10. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:45 am
SAL
-
SEA
1 stop11h 14m
Multiple Airlines
Mon 8/318:07 pm
SEA
-
SAL
1 stop9h 53m
Multiple Airlines
Deal found 5/10$642
This eDestinos deal was found by Cheapflights users on 5/9. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:35 am
SAL
-
SEA
1 stop15h 14m
Multiple Airlines
Tue 6/29:01 am
SEA
-
SAL
1 stop20h 29m
Multiple Airlines
Deal found 5/9$647

Find flight deals from San Salvador to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from San Salvador (SAL) to Seattle (SEA). 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 May 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$603
(Kiwi.com)

One-way from

$286
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$641
Provider with most accurate pricing for San Salvador El Salvador Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Salvador El Salvador Intl-Seattle/Tacoma Intl flights.
Search Deals
From San Salvador El Salvador Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from San Salvador El Salvador Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Salvador to Seattle 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 May 14, 2026.
Use the filters below to find and compare flights from San Salvador to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Thu 10/1

9:55 am-9:57 pm

2 stops13h 02m

Seattle/Tacoma Intl

Thu 10/22

7:12 am-8:50 pm

1 stop12h 38m

$699

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Fri 9/18

7:30 am-9:57 pm

2 stops15h 27m

Seattle/Tacoma Intl

Wed 9/30

7:15 am-8:50 pm

1 stop12h 35m

$738

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Thu 5/28

12:22 pm-12:08 am

1 stop12h 46m

Seattle/Tacoma Intl

Thu 6/25

5:38 pm-12:42 pm

1 stop18h 04m

$809

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Sat 6/6

12:05 pm-10:06 am

2 stops23h 01m

Seattle/Tacoma Intl

Sat 6/13

7:42 pm-6:30 am

1 stop9h 48m

$824
Quickest round-trip

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Fri 10/9

6:00 am-7:14 pm

1 stop14h 14m

Seattle/Tacoma Intl

Mon 10/12

11:59 pm-12:15 pm

1 stop11h 16m

$1,034

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Fri 9/25

6:00 am-10:40 pm

1 stop17h 40m

Seattle/Tacoma Intl

Tue 9/29

4:30 pm-4:50 am

1 stop11h 20m

$1,034

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Thu 10/1

4:54 am-11:26 pm

2 stops19h 32m

Seattle/Tacoma Intl

Thu 10/22

8:40 pm-12:40 pm

2 stops15h 00m

$1,035

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Thu 8/27

6:00 am-11:04 pm

2 stops18h 04m

Seattle/Tacoma Intl

Tue 9/22

3:33 pm-4:50 am

2 stops12h 17m

$1,035
Cheapest one-way

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Mon 6/29

8:00 am-10:35 am

2 stops27h 35m

$400

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Thu 6/11

6:01 am-12:08 am

1 stop19h 07m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from San Salvador to Seattle

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 Seattle in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
BudgetAirPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Salvador-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Salvador-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Salvador-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Salvador-Seattle 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-Seattle 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 Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from San Salvador with our price prediction graph.
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 Seattle

How far ahead should I book a flight from San Salvador to Seattle?

Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Salvador to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Salvador to Seattle?

Currently, September is the cheapest month in which you can book a flight from San Salvador to Seattle (average of $504). Flying from San Salvador to Seattle in December is currently the most expensive (average of $767). 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 San Salvador to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated May 14, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from San Salvador to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,711 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,711 reviews
United Airlines
7.4
Good
9,711 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,664 reviews
United Airlines
7.4
Good
9,711 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from San Salvador to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Salvador to Seattle?

    Departing from San Salvador to Seattle will take you 12h 46m. Airlines will cover a distance of 3027 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Salvador to Seattle round-trip?

    Our cheapest airline available from San Salvador to Seattle is United Airlines. Our recent data shows that you can find tickets from as low as $525 on this airline. An additional option worth looking into is American Airlines, starting at $655. You may be able to fly from San Salvador to Seattle for 17% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Salvador to Seattle one-way?

    For one-way options, check prices for Avianca. According to our data, you can fly for as low as $252. Users have also found prices from $307 and $356 on American Airlines and United Airlines, respectively.

  • Can I find deals for flights from San Salvador to Seattle that include hotel bookings?

    Yes. In addition to deals on San Salvador to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Salvador to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Salvador to Seattle.

  • Can I find deals for business class flights from San Salvador to Seattle?

    Yes. Cheapflights offers flight deals from San Salvador to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Salvador to Seattle?

    Currently, September is the cheapest month in which you can book a flight from San Salvador to Seattle (average of $504). Flying from San Salvador to Seattle in December is currently the most expensive (average of $767). 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.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
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Fife
Lakewood
Issaquah
Shoreline
Marysville

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from San Salvador to Seattle

Discover the top 2 airlines that operate flights from San Salvador to Seattle. 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 May 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$525Average$649FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$655Average$761FlexibilityNo cancel feeOn-time71%

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