How long is the flight from San Salvador to Seattle?

Departing from San Salvador to Seattle will take you 23h 53m. 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 Avianca. Our recent data shows that you can find tickets from as low as $399 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $439 and $529 round-trip. You may be able to fly from San Salvador to Seattle for 33% less than the average price by searching for these airlines.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular airlines that fly from San Salvador to Seattle?

Consider United Airlines, American Airlines or Avianca when booking your flight. These represent the most popular airlines when flying from San Salvador to Seattle.

Most accurate provider : When it comes to deals on San Salvador-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Salvador-Seattle flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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.

$202+ Cheap Flights from San Salvador to Seattle

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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.

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Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Seattle/Tacoma Intl are usually found in September or October, booked 44 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Find 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 October 29, 2025.

Mon 12/1512:04 pmSAL - SEA

1 stop23h 05mMultiple Airlines

Sun 1/46:05 pmSEA - SAL

2 stops42h 42mMultiple Airlines

Deal found 10/27

$436

Tue 11/2512:05 pmSAL - SEA

1 stop22h 17mMultiple Airlines

Sat 12/612:48 pmSEA - SAL

2 stops20h 11mMultiple Airlines

Deal found 10/27

$443

Mon 11/178:05 amSAL - SEA

1 stop28h 35mMultiple Airlines

Mon 1/56:33 pmSEA - SAL

2 stops42h 14mMultiple Airlines

Deal found 10/27

$463

Tue 12/99:00 amSAL - SEA

1 stop26h 53mMultiple Airlines

Thu 1/19:39 pmSEA - SAL

1 stop16h 52mMultiple Airlines

Deal found 10/27

$480

Wed 11/266:15 pmSAL - SEA

1 stop23h 55mMultiple Airlines

Thu 12/1111:01 amSEA - SAL

2 stops25h 47mMultiple Airlines

Deal found 10/29

$522

Mon 11/1010:40 pmSAL - SEA

1 stop13h 45mMultiple Airlines

Thu 11/138:00 amSEA - SAL

1 stop20h 30mMultiple Airlines

Deal found 10/27

$526

Fri 11/285:30 amSAL - SEA

2 stops15h 50mMultiple Airlines

Sat 2/2811:20 pmSEA - SAL

1 stop17h 45mMultiple Airlines

Deal found 10/27

$530

Best flights from San Salvador to Seattle
Discover carefully curated flight deals from San Salvador to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Fri 11/75:00 amSAL - SEA

2 stops32h 39mCopa Airlines

Tue 11/117:28 pmSEA - SAL

2 stops15h 13mCopa Airlines

Deal found 10/28

$621

Fri 12/191:37 pmSAL - SEA

1 stop23h 53mAmerican Airlines

Sun 1/46:02 pmSEA - SAL

1 stop17h 29mAmerican Airlines

Deal found 10/29

$672

Fri 12/191:06 pmSAL - SEA

1 stop11h 08mMultiple Airlines

Sat 1/311:26 pmSEA - SAL

1 stop9h 33mMultiple Airlines

Deal found 10/27

$731

Thu 11/66:15 pmSAL - SEA

1 stop19h 24mAvianca

Tue 11/119:04 amSEA - SAL

2 stops34h 01mAvianca

Deal found 10/28

$780

Fri 12/193:43 pmSAL - SEA

2 stops19h 43mAmerican Airlines

Mon 1/53:44 pmSEA - SAL

1 stop20h 37mAmerican Airlines

Deal found 10/27

$702

Sat 11/110:20 pmSAL - SEA

2 stops23h 16mMultiple Airlines

Fri 11/1412:58 amSEA - SAL

1 stop13h 22mMultiple Airlines

Deal found 10/28

$783

Thu 12/185:04 amSAL - SEA

2 stops18h 06mAmerican Airlines

Sat 1/312:59 amSEA - SAL

1 stop10h 32mAmerican Airlines

Deal found 10/29

$779

Last-minute flights from San Salvador to Seattle
Discover last-minute flight deals from San Salvador to Seattle. Data last updated October 29, 2025 and is based on user searches.

Thu 11/66:15 pmSAL - SEA

1 stop19h 24mAvianca

Tue 11/119:04 amSEA - SAL

1 stop19h 11mAvianca

Deal found 10/28

$570

Mon 11/1010:40 pmSAL - SEA

1 stop13h 45mMultiple Airlines

Thu 11/138:00 amSEA - SAL

1 stop20h 30mMultiple Airlines

Deal found 10/27

$526

Mon 11/178:05 amSAL - SEA

1 stop28h 35mMultiple Airlines

Mon 1/56:33 pmSEA - SAL

2 stops42h 14mMultiple Airlines

Deal found 10/27

$463

Tue 11/2512:05 pmSAL - SEA

1 stop22h 17mMultiple Airlines

Sat 12/612:48 pmSEA - SAL

2 stops20h 11mMultiple Airlines

Deal found 10/27

$443

Wed 11/266:15 pmSAL - SEA

1 stop23h 55mMultiple Airlines

Thu 12/1111:01 amSEA - SAL

2 stops25h 47mMultiple Airlines

Deal found 10/29

$522

Thu 11/275:35 pmSAL - SEA

1 stop29h 23mMultiple Airlines

Thu 12/41:09 pmSEA - SAL

2 stops21h 14mMultiple Airlines

Deal found 10/28

$539

Fri 11/285:30 amSAL - SEA

2 stops15h 50mMultiple Airlines

Sat 2/2811:20 pmSEA - SAL

1 stop17h 45mMultiple Airlines

Deal found 10/27

$530

One-way flights from San Salvador to Seattle
Search for one-way flight options from San Salvador to Seattle. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Tue 1/131:47 pmSAL - SEA

2 stops48h 39mMultiple Airlines

Deal found 10/26

$202

Tue 1/2010:00 amSAL - SEA

1 stop13h 00mMultiple Airlines

Deal found 10/26

$236

Sat 11/16:15 pmSAL - SEA

1 stop19h 24mAvianca

Deal found 10/27

$248

Mon 12/1512:04 pmSAL - SEA

1 stop23h 05mMultiple Airlines

Deal found 10/27

$251

Sun 1/1111:15 amSAL - SEA

2 stops24h 19mFrontier

Deal found 10/29

$263

Fri 12/193:52 pmSAL - SEA

3 stops44h 19mMultiple Airlines

Deal found 10/29

$266

Mon 1/125:35 pmSAL - SEA

3 stops30h 58mMultiple Airlines

Deal found 10/28

$290

Sun 1/1111:15 amSAL - SEA

1 stop25h 23mMultiple Airlines

Deal found 10/29

$291

Cheap flight deals from San Salvador to Seattle

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$399 (Trip.com)
One-way from	$202 (Kiwi.com)
Popular in	April
Cheapest in	September
Average price	$529

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. 6% potential increase in price ($38 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

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

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Fri 11/7

5:00 am-11:39 am

2 stops32h 39m

Seattle/Tacoma Intl

Tue 11/11

7:28 pm-12:41 pm

2 stops15h 13m

$621

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Fri 12/19

1:37 pm-11:30 am

1 stop23h 53m

Seattle/Tacoma Intl

Sun 1/4

6:02 pm-1:31 pm

1 stop17h 29m

$672

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Fri 12/19

3:43 pm-9:26 am

2 stops19h 43m

Seattle/Tacoma Intl

Mon 1/5

3:44 pm-2:21 pm

1 stop20h 37m

$702

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Fri 12/19

1:06 pm-10:14 pm

1 stop11h 08m

Seattle/Tacoma Intl

Sat 1/3

11:26 pm-10:59 am

1 stop9h 33m

$731

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Thu 12/18

5:04 am-9:10 pm

2 stops18h 06m

Seattle/Tacoma Intl

Sat 1/3

12:59 am-1:31 pm

1 stop10h 32m

$779

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Thu 11/6

6:15 pm-11:39 am

1 stop19h 24m

Seattle/Tacoma Intl

Tue 11/11

9:04 am-9:05 pm

2 stops34h 01m

$780

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Sat 11/1

10:20 pm-8:36 pm

2 stops23h 16m

Seattle/Tacoma Intl

Fri 11/14

12:58 am-4:20 pm

1 stop13h 22m

$783

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Tue 1/13

1:47 pm-12:26 pm

2 stops48h 39m

$202

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Tue 1/20

10:00 am-9:00 pm

1 stop13h 00m

$236

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Sat 11/1

6:15 pm-12:39 pm

1 stop19h 24m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 16 results

Compare providers for flights from San Salvador to Seattle

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 October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Salvador-Seattle flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 43 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, November is the cheapest month in which you can book a flight from San Salvador to Seattle (average of $274). Flying from San Salvador to Seattle in January is currently the most expensive (average of $579). 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 SEA?

It’s typically best to fly out from San Salvador to Seattle in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Avianca 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

9,001 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

9,001 reviews

United Airlines

7.4

Good

9,001 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

American Airlines

7.2

Good

11,032 reviews

United Airlines

7.4

Good

9,001 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Avianca

6.6

Okay

2,468 reviews

United Airlines

7.4

Good

9,001 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from San Salvador to Seattle?
Departing from San Salvador to Seattle will take you 23h 53m. 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 Avianca. Our recent data shows that you can find tickets from as low as $399 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $439 and $529 round-trip. You may be able to fly from San Salvador to Seattle for 33% less than the average price by searching for these airlines.
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, November is the cheapest month in which you can book a flight from San Salvador to Seattle (average of $274). Flying from San Salvador to Seattle in January is currently the most expensive (average of $579). 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.

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Other flights to Seattle

Top 3 airlines flying from San Salvador to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Avianca	Cheapest$399	Average$564	FlexibilityNo cancel fee	On-time71%
American Airlines	Cheapest$439	Average$667	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$529	Average$649	FlexibilityNo cancel fee	On-time69%

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$202+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Salvador to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Seattle/Tacoma Intl are usually found in September or October, booked 44 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Find flight deals from San Salvador to Seattle

Cheapest flights from San Salvador to SeattleExplore 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 October 29, 2025.

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 October 29, 2025.

Cheap flight deals from San Salvador to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Salvador to Seattle that are best for you.

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 October.

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.

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?

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

What is the cheapest time of day to fly from SAL to SEA?

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Avianca 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.

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?

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

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

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

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

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

Traveling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Salvador to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from San Salvador to Seattle

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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 October 29, 2025.