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Cheap flights from Seattle to San Salvador from $230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to San Salvador departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to San Salvador

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:41 pm - 4:42 pm
SEA
-
SAL
20h 01m
2 stops
Multiple Airlines Logo
6:11 pm - 6:26 pm
SAL
-
SEA
25h 15m
1 stop
$534Multiple Airlines
Fri, Oct 23 - Fri, Oct 30
Multiple Airlines Logo
9:16 pm - 4:42 pm
SEA
-
SAL
42h 26m
2 stops
Multiple Airlines Logo
5:16 am - 6:26 pm
SAL
-
SEA
14h 10m
1 stop
$543Multiple Airlines
Thu, Sep 10 - Mon, Oct 5
Multiple Airlines Logo
11:06 am - 5:52 am
SEA
-
SAL
17h 46m
1 stop
Multiple Airlines Logo
5:16 am - 1:00 pm
SAL
-
SEA
32h 44m
1 stop
$546Multiple Airlines
Thu, Sep 10 - Mon, Oct 5
Multiple Airlines Logo
11:06 am - 5:52 am
SEA
-
SAL
17h 46m
1 stop
Multiple Airlines Logo
5:16 am - 6:26 pm
SAL
-
SEA
14h 10m
1 stop
$547Multiple Airlines
Mon, Oct 12 - Fri, Oct 23
Multiple Airlines Logo
7:00 am - 4:42 pm
SEA
-
SAL
32h 42m
2 stops
Multiple Airlines Logo
6:11 pm - 1:00 pm
SAL
-
SEA
19h 49m
1 stop
$555Multiple Airlines
Mon, Sep 21 - Tue, Sep 29
Multiple Airlines Logo
11:06 am - 5:52 am
SEA
-
SAL
17h 46m
1 stop
Multiple Airlines Logo
9:12 am - 9:51 am
SAL
-
SEA
25h 39m
2 stops
$556Multiple Airlines
Sun, Oct 18 - Sat, Oct 24
Multiple Airlines Logo
11:06 am - 5:52 am
SEA
-
SAL
17h 46m
1 stop
Multiple Airlines Logo
6:11 pm - 10:00 am
SAL
-
SEA
40h 49m
2 stops
$557Multiple Airlines
Mon, Oct 12 - Fri, Oct 23
Multiple Airlines Logo
10:34 am - 5:52 am
SEA
-
SAL
18h 18m
1 stop
Multiple Airlines Logo
7:32 pm - 12:27 am
SAL
-
SEA
29h 55m
2 stops
$564Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Multiple Airlines Logo
7:41 pm - 4:42 pm
SEA
-
SAL
20h 01m
2 stops
Multiple Airlines Logo
6:11 pm - 6:26 pm
SAL
-
SEA
25h 15m
1 stop
$566Multiple Airlines
Wed, Oct 21 - Thu, Oct 29
Multiple Airlines Logo
11:06 am - 5:52 am
SEA
-
SAL
17h 46m
1 stop
Multiple Airlines Logo
9:12 am - 10:00 am
SAL
-
SEA
25h 48m
2 stops
$572Multiple Airlines
Sun, Sep 20 - Tue, Sep 29

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Frontier flights from Seattle to San Salvador

Our best Frontier deals on Seattle to San Salvador flight tickets
Frontier
Aug 15
SEA8:13 pmSeattle/Tacoma Intl
36h 47m
2 stops
SAL10:00 amSan Salvador El Salvador Intl
Aug 22
SAL11:07 amSan Salvador El Salvador Intl
23h 12m
2 stops
SEA9:19 amSeattle/Tacoma Intl
$584
Frontier
Aug 13
SEA8:53 pmSeattle/Tacoma Intl
12h 07m
2 stops
SAL10:00 amSan Salvador El Salvador Intl
Aug 29
SAL11:07 amSan Salvador El Salvador Intl
31h 44m
2 stops
SEA5:51 pmSeattle/Tacoma Intl
$600

American Airlines flights from Seattle to San Salvador

Our best American Airlines deals on Seattle to San Salvador flight tickets
American Airlines
Aug 2
SEA5:05 amSeattle/Tacoma Intl
13h 39m
2 stops
SAL7:44 pmSan Salvador El Salvador Intl
Aug 10
SAL12:29 pmSan Salvador El Salvador Intl
12h 51m
1 stop
SEA12:20 amSeattle/Tacoma Intl
$920
American Airlines
Aug 3
SEA5:05 amSeattle/Tacoma Intl
13h 39m
2 stops
SAL7:44 pmSan Salvador El Salvador Intl
Aug 10
SAL12:29 pmSan Salvador El Salvador Intl
33h 23m
2 stops
SEA8:52 pmSeattle/Tacoma Intl
$953

momondo 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, momondo users made 832,500 searches. Data last updated July 22, 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

Price

Cheapest round-trip

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Fri 10/23

7:41 pm-4:42 pm

2 stops20h 01m

San Salvador El Salvador Intl

Fri 10/30

6:11 pm-6:26 pm

1 stop25h 15m

$534

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Thu 9/10

9:16 pm-4:42 pm

2 stops42h 26m

San Salvador El Salvador Intl

Mon 10/5

5:16 am-6:26 pm

1 stop14h 10m

$543

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Thu 9/10

11:06 am-5:52 am

1 stop17h 46m

San Salvador El Salvador Intl

Mon 10/5

5:16 am-1:00 pm

1 stop32h 44m

$546
Quickest round-trip

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Mon 10/12

11:06 am-5:52 am

1 stop17h 46m

San Salvador El Salvador Intl

Fri 10/23

5:16 am-6:26 pm

1 stop14h 10m

$547

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Mon 9/21

7:00 am-4:42 pm

2 stops32h 42m

San Salvador El Salvador Intl

Tue 9/29

6:11 pm-1:00 pm

1 stop19h 49m

$555

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Sun 10/18

11:06 am-5:52 am

1 stop17h 46m

San Salvador El Salvador Intl

Sat 10/24

9:12 am-9:51 am

2 stops25h 39m

$556

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Mon 10/12

11:06 am-5:52 am

1 stop17h 46m

San Salvador El Salvador Intl

Fri 10/23

6:11 pm-10:00 am

2 stops40h 49m

$557

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Tue 9/1

10:34 am-5:52 am

1 stop18h 18m

San Salvador El Salvador Intl

Tue 9/8

7:32 pm-12:27 am

2 stops29h 55m

$564

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Wed 10/21

7:41 pm-4:42 pm

2 stops20h 01m

San Salvador El Salvador Intl

Thu 10/29

6:11 pm-6:26 pm

1 stop25h 15m

$566

SeattleSan Salvador

SEA - SAL

SEASAL

Seattle/Tacoma Intl

Sun 9/20

11:06 am-5:52 am

1 stop17h 46m

San Salvador El Salvador Intl

Tue 9/29

9:12 am-10:00 am

2 stops25h 48m

$572

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Salvador from

How to get the cheapest flight ticket from Seattle to San Salvador

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and San Salvador?

What is the cheapest month to fly to San Salvador?

If you aren’t able to travel to San Salvador during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $514.

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

You are more likely to see cheaper flights to San Salvador from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to San Salvador for around $738 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Salvador from Seattle for as low as $572 on momondo.

Can stopping save me money on Seattle to San Salvador flights?

You could potentially save up to 22% on your flight if you consider stops on a Seattle to San Salvador flight.

How have Seattle to San Salvador flight prices changed over time?

As of July 2026, prices for Seattle to San Salvador flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to San Salvador

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to San Salvador according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to San Salvador (SEA to SAL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to San Salvador

Fastest flight time

9h 20m

Direct flights

None
The fastest flight from Seattle to San Salvador takes 9h 20m
There are no direct flights from Seattle to San Salvador. There are no popular flight routes from Seattle to San Salvador.
Search flight deals

Frequently asked questions about flying from Seattle to San Salvador

  • How far is Seattle/Tacoma Intl to San Salvador El Salvador Intl by plane?

    The straight-line distance from Seattle/Tacoma Intl to San Salvador El Salvador Intl is 3014.6 mi. 9h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Salvador El Salvador Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to San Salvador El Salvador Intl Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to San Salvador El Salvador Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Salvador El Salvador Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San Salvador El Salvador Intl Airport.

  • What documentation or ID do you need to fly to San Salvador El Salvador Intl Airport?

    The travel and health documents you'll need for your trip to San Salvador El Salvador Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Salvador El Salvador Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to San Salvador?

Best airlines flying from Seattle to San Salvador

Compare and see reviews for airlines that fly from Seattle to San Salvador with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $320Free CancellationRating
6.5
2,522 reviews
Search Avianca flights
American AirlinesPriceFrom $439Free CancellationRating
7.1
11,833 reviews
Search American Airlines flights
United AirlinesPriceFrom $474Free CancellationRating
7.4
10,020 reviews
Search United Airlines flights

Traveling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Acajutla
La Libertad
El Cuco
Sonsonate

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to San Salvador?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to San Salvador. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to San Salvador with flexible booking policies on momondo?

Yes. All flights to San Salvador from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to San Salvador?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Salvador from Seattle.

I’m not ready to book a flight from Seattle to San Salvador right now. Can momondo alert me if prices change?

Price alerts on flights to San Salvador from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Salvador trip

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Fly your favorite airline to San Salvador

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
United Airlines
Avianca