How long is the flight from San Salvador to Seattle?

Departing from San Salvador to Seattle will take you 24h 33m. Airlines will cover a distance of 3027 mi.

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 $390 on this airline. An additional option worth looking into is United Airlines, starting at $525. You may be able to fly from San Salvador to Seattle for 33% less than the average price by searching for these airlines.

What is the cheapest day to fly from San Salvador to Seattle?

Travelers seeking maximum savings on their San Salvador to Seattle flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 is the cheapest day to fly round-trip from San Salvador to Seattle?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 25% on the overall cost on flights from San Salvador to Seattle.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 44 days in advance, which can save you up to 22% on flights from San Salvador to Seattle compared to booking the week you need them. Waiting 44 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $454. For sooner than that we have options available in the next 3 days from $545.

What is the cheapest month to fly from San Salvador to Seattle?

October is one of the best times of the year to fly to Seattle from San Salvador. Prices for October average $586 per person but you can even find prices for as low as $412. The most expensive prices can be found in the month of April. Opting for a October flight can save you 13% on your journey compared to booking in April

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.

$207+ Cheap Flights from San Salvador to Seattle

Q: How much does it cost to fly round-trip from San Salvador to Seattle?

Airfare is below average for this route at the moment. San Salvador to Seattle flights typically cost between $416 and $625 in November. The cheapest round-trip price found within the last 3 days was $336 on Multiple Airlines (Nov 3-Nov 10).

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Find cheap flights from San Salvador to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Seattle/Tacoma Intl are usually found in October or September, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from San Salvador to Seattle

Round-trip from	$336 (Trip.com)
One-way from	$207 (Kiwi.com)
Popular in	April
Cheapest in	October
Average price	$505

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 ($40 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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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 September 11, 2025.

Mon 11/310:40 pmSAL - SEA

1 stop13h 45mMultiple Airlines

Mon 11/105:30 pmSEA - SAL

1 stop10h 45mMultiple Airlines

Deal found 9/10

$336

Sat 10/119:27 amSAL - SEA

1 stop13h 37mMultiple Airlines

Sat 11/19:15 pmSEA - SAL

1 stop32h 00mMultiple Airlines

Deal found 9/9

$368

Tue 10/710:55 pmSAL - SEA

1 stop22h 09mMultiple Airlines

Tue 1/1310:30 amSEA - SAL

1 stop8h 35mMultiple Airlines

Deal found 9/11

$387

Sat 10/259:27 amSAL - SEA

1 stop13h 37mMultiple Airlines

Mon 11/311:34 pmSEA - SAL

1 stop17h 31mMultiple Airlines

Deal found 9/9

$397

Wed 10/112:05 pmSAL - SEA

1 stop11h 12mMultiple Airlines

Tue 10/215:50 pmSEA - SAL

2 stops25h 50mMultiple Airlines

Deal found 9/10

$400

Mon 11/102:24 pmSAL - SEA

2 stops23h 49mMultiple Airlines

Tue 11/1811:34 pmSEA - SAL

1 stop19h 31mMultiple Airlines

Deal found 9/11

$407

Thu 11/138:00 amSAL - SEA

1 stop13h 37mMultiple Airlines

Tue 11/1811:34 pmSEA - SAL

1 stop19h 31mMultiple Airlines

Deal found 9/11

$413

Wed 11/1212:05 pmSAL - SEA

1 stop12h 19mMultiple Airlines

Tue 11/182:40 pmSEA - SAL

1 stop17h 15mMultiple Airlines

Deal found 9/11

$414

Thu 11/68:00 amSAL - SEA

1 stop10h 56mMultiple Airlines

Tue 11/116:50 pmSEA - SAL

1 stop9h 25mMultiple Airlines

Deal found 9/11

$423

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 September 11, 2025.

Thu 11/68:00 amSAL - SEA

1 stop10h 56mMultiple Airlines

Tue 11/116:50 pmSEA - SAL

1 stop9h 25mMultiple Airlines

Deal found 9/9

$423

Tue 10/710:20 pmSAL - SEA

2 stops24h 33mAvianca

Tue 1/139:00 amSEA - SAL

1 stop18h 25mAvianca

Deal found 9/9

$543

Mon 9/296:00 amSAL - SEA

1 stop16h 23mUnited Airlines

Mon 1/55:00 amSEA - SAL

1 stop14h 19mUnited Airlines

Deal found 9/9

$611

Tue 9/238:00 amSAL - SEA

1 stop11h 25mMultiple Airlines

Tue 1/1310:30 amSEA - SAL

1 stop8h 35mMultiple Airlines

Deal found 9/9

$457

Wed 10/15:45 pmSAL - SEA

2 stops29h 08mAvianca

Tue 1/139:00 amSEA - SAL

2 stops34h 05mAvianca

Deal found 9/10

$571

Mon 10/62:00 amSAL - SEA

2 stops20h 15mUnited Airlines

Tue 1/139:00 amSEA - SAL

1 stop18h 45mUnited Airlines

Deal found 9/10

$611

Tue 9/302:00 amSAL - SEA

1 stop10h 56mUnited Airlines

Tue 10/216:35 amSEA - SAL

2 stops12h 42mUnited Airlines

Deal found 9/10

$611

Last-minute flights from San Salvador to Seattle
Discover last-minute flight deals from San Salvador to Seattle. Data last updated September 11, 2025 and is based on user searches.

Wed 10/112:05 pmSAL - SEA

1 stop11h 12mMultiple Airlines

Tue 10/215:50 pmSEA - SAL

2 stops25h 50mMultiple Airlines

Deal found 9/10

$400

Wed 10/112:05 pmSAL - SEA

1 stop21h 42mMultiple Airlines

Wed 10/158:30 amSEA - SAL

1 stop30h 25mMultiple Airlines

Deal found 9/11

$446

Tue 10/710:55 pmSAL - SEA

1 stop22h 09mMultiple Airlines

Tue 1/1310:30 amSEA - SAL

1 stop8h 35mMultiple Airlines

Deal found 9/11

$387

Sat 10/119:27 amSAL - SEA

1 stop13h 37mMultiple Airlines

Sat 11/19:15 pmSEA - SAL

1 stop32h 00mMultiple Airlines

Deal found 9/9

$368

Tue 10/145:45 pmSAL - SEA

1 stop27h 03mMultiple Airlines

Sat 10/258:30 amSEA - SAL

1 stop32h 06mMultiple Airlines

Deal found 9/11

$432

Sat 10/259:27 amSAL - SEA

1 stop13h 37mMultiple Airlines

Mon 11/311:34 pmSEA - SAL

1 stop17h 31mMultiple Airlines

Deal found 9/9

$397

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 September 11, 2025.

Mon 10/201:39 pmSAL - SEA

2 stops23h 28mFrontier

Deal found 9/9

$207

Tue 9/308:00 amSAL - SEA

2 stops39h 59mMultiple Airlines

Deal found 9/10

$215

Fri 10/312:05 pmSAL - SEA

2 stops33h 34mMultiple Airlines

Deal found 9/10

$217

Tue 10/218:00 amSAL - SEA

2 stops36h 48mMultiple Airlines

Deal found 9/9

$222

Wed 10/112:05 pmSAL - SEA

2 stops32h 31mMultiple Airlines

Deal found 9/11

$227

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

Thu 11/6

8:00 am-4:56 pm

1 stop10h 56m

Seattle/Tacoma Intl

Tue 11/11

6:50 pm-6:15 am

1 stop9h 25m

$423

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Tue 9/23

8:00 am-6:25 pm

1 stop11h 25m

Seattle/Tacoma Intl

Tue 1/13

10:30 am-9:05 pm

1 stop8h 35m

$457

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Tue 10/7

10:20 pm-9:53 pm

2 stops24h 33m

Seattle/Tacoma Intl

Tue 1/13

9:00 am-5:25 am

1 stop18h 25m

$543

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Wed 10/1

5:45 pm-9:53 pm

2 stops29h 08m

Seattle/Tacoma Intl

Tue 1/13

9:00 am-9:05 pm

2 stops34h 05m

$571

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Mon 9/29

6:00 am-9:23 pm

1 stop16h 23m

Seattle/Tacoma Intl

Mon 1/5

5:00 am-9:19 pm

1 stop14h 19m

$611

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Mon 10/6

2:00 am-9:15 pm

2 stops20h 15m

Seattle/Tacoma Intl

Tue 1/13

9:00 am-5:45 am

1 stop18h 45m

$611

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Tue 9/30

2:00 am-11:56 am

1 stop10h 56m

Seattle/Tacoma Intl

Tue 10/21

6:35 am-8:17 pm

2 stops12h 42m

$611

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Mon 10/20

1:39 pm-12:07 pm

2 stops23h 28m

$207

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Tue 9/30

8:00 am-10:59 pm

2 stops39h 59m

$215

San SalvadorSeattle

SAL - SEA

SALSEA

San Salvador El Salvador Intl

Tue 10/21

8:00 am-7:48 pm

2 stops36h 48m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 13 results

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 69 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, January is the cheapest month in which you can book a flight from San Salvador to Seattle (average of $238). Flying from San Salvador to Seattle in June is currently the most expensive (average of $388). 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 10% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip from San Salvador to Seattle?

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with United 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

8,937 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

8,937 reviews

United Airlines

7.4

Good

8,937 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Avianca

6.7

Okay

2,436 reviews

United Airlines

7.4

Good

8,937 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

How long is the flight from San Salvador to Seattle?
Departing from San Salvador to Seattle will take you 24h 33m. Airlines will cover a distance of 3027 mi.
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 $390 on this airline. An additional option worth looking into is United Airlines, starting at $525. 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, January is the cheapest month in which you can book a flight from San Salvador to Seattle (average of $238). Flying from San Salvador to Seattle in June is currently the most expensive (average of $388). 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

SeaTac

Tukwila

Tacoma

Lakewood

Ocean Shores

Lynnwood

Edmonds

Leavenworth

Lacey

Renton

Olympia

Kent

Federal Way

Cle Elum

Puyallup

Chehalis

Kirkland

Issaquah

Aberdeen

Shoreline

Browse thousands of different options on Cheapflights for your next trip

Other flights to Seattle

Top 2 airlines flying from San Salvador to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Avianca	Cheapest$390	Average$512	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$525	Average$651	FlexibilityNo cancel fee	On-time69%

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$207+ 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 10/20. 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 October or September, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from San Salvador to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 September 11, 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 September 11, 2025.

Cheapflights Fare Finder

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

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?

How much does it cost to fly round-trip from San Salvador to Seattle?

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with United 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 2 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 September 11, 2025.