SEA - SAL

$333 Find Cheap Flights from Seattle to San Salvador - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$584
Typical prices: $477-$782
Multiple Airlines
Wed 10/17Tue 10/23
SEA - SAL • 1 stop
Cheapest one-way
$333
Typical prices: $271-$390
Multiple Airlines
Sun 10/28
SEA - SAL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Seattle and San Salvador. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
26 weeks
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 39% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 33% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Las Vegas Harry Reid Intl (LAS)
Cheapest • Avg $370 (round-trip)
Houston George Bush Intcntl (IAH)
Shortest trip • 10h 33m (one-way)
Insights
Insights
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We hope you love your trip to San Salvador!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to San Salvador (SEA-SAL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to San Salvador

Sat, Oct 17 - Fri, Oct 23
Multiple Airlines Logo
8:00 pm - 4:57 pmSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
19h 57m1 stop Los Angeles
Multiple Airlines Logo
6:11 pm - 6:45 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
25h 34m1 stop Los Angeles
$584Multiple Airlines
Sat, Oct 3 - Fri, Oct 16
Multiple Airlines Logo
8:15 pm - 4:57 pmSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
19h 42m1 stop Los Angeles
Multiple Airlines Logo
6:11 pm - 6:45 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
25h 34m1 stop Los Angeles
$586Multiple Airlines
Tue, Oct 6 - Tue, Oct 20
Multiple Airlines Logo
8:15 pm - 5:52 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
32h 37m1 stop Los Angeles
Multiple Airlines Logo
6:11 pm - 6:45 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
25h 34m1 stop Los Angeles
$591Multiple Airlines
Fri, Oct 9 - Mon, Oct 19
United Airlines Logo
11:59 pm - 2:30 pmSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
13h 31m1 stop Houston George Bush Intcntl
United Airlines Logo
6:00 am - 7:03 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
14h 03m1 stop Houston George Bush Intcntl
$761United Airlines
Sun, Oct 4 - Sat, Oct 24
United Airlines Logo
4:35 pm - 4:50 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
11h 15m1 stop Los Angeles
United Airlines Logo
6:00 am - 9:15 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
16h 15m2 stops Houston George Bush Intcntl Denver Intl
$761United Airlines
Mon, Oct 5 - Sat, Oct 24
United Airlines Logo
6:43 pm - 4:50 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
9h 07m1 stop Los Angeles
United Airlines Logo
6:00 am - 9:15 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
16h 15m2 stops Houston George Bush Intcntl Denver Intl
$761United Airlines
Tue, Sep 8 - Tue, Sep 29
American Airlines Logo
5:22 pm - 11:24 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
17h 02m2 stops Los Angeles Miami
American Airlines Logo
12:24 pm - 10:09 amSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
22h 45m2 stops Miami Chicago O'Hare Intl
$765American Airlines
Tue, Sep 8 - Tue, Sep 22
American Airlines Logo
2:53 pm - 11:24 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
19h 31m2 stops Phoenix Sky Harbor Intl Miami
American Airlines Logo
12:24 pm - 10:09 amSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
22h 45m2 stops Miami Chicago O'Hare Intl
$765American Airlines
Tue, Oct 20 - Thu, Nov 12
Avianca Logo
6:30 am - 6:25 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
22h 55m3 stops Los Angeles Guatemala City La Aurora San José Juan Santamaria Intl
Avianca Logo
10:20 pm - 9:50 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
25h 30m2 stops Guatemala City La Aurora Los Angeles
$904Avianca
Tue, Oct 20 - Thu, Nov 12
Avianca Logo
6:30 am - 10:55 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
27h 25m3 stops Los Angeles Guatemala City La Aurora San José Juan Santamaria Intl
Avianca Logo
10:25 pm - 9:50 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
25h 25m3 stops San José Juan Santamaria Intl Guatemala City La Aurora Los Angeles
$909Avianca
Booking Insights

Price, demand and travel trends for Seattle to San Salvador flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Seattle to San Salvador with more confidence.

What's the cheapest day of the week to fly from Seattle to San Salvador?

Saturday is the cheapest day of the week to fly from Seattle to San Salvador, it is 16% cheaper than the average day. Thursday is the most expensive day with flight prices 19% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • January is the cheapest month to fly from Seattle to San Salvador at $426 round-trip.
  • December ($955) and June ($796) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 124% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Seattle to San Salvador the cheapest?

Flights from Seattle to San Salvador are cheapest 26 weeks before departure. Booking in this window typically costs about 39% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Seattle to San Salvador flights

Low season

June

Cheapest flight

$333
Best time to beat the crowds but there is an average 25% increase in price.
Most popular time to fly with an average 50% increase in price.
Flight from Seattle to San Salvador

When to book flights from Seattle to San Salvador

Are your dates flexible? Find out the best times to travel from Seattle to San Salvador based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to San Salvador flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Seattle to San Salvador?

    Flights from Seattle to San Salvador usually depart from Seattle/Tacoma Intl (SEA) and arrive at San Salvador El Salvador Intl (SAL).

  • What cabin classes can I book on flights from Seattle to San Salvador?

    Three cabin classes are available on flights from Seattle to San Salvador:

    • Economy Class
    • Premium Economy Class
    • First Class

  • Which airports do connecting flights from Seattle to San Salvador pass through?

    One-stop flights from Seattle to San Salvador most commonly connect through:

    • Dallas/Fort Worth (DFW) - 25% of one-stop connections
    • Los Angeles (LAX) - 22% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 18% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 12% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Seattle to San Salvador?

    On the Seattle to San Salvador route, being flexible with your departure day can save you up to 30%. Saturday is the cheapest day at $536 round-trip on average, while Thursday is the most expensive at $759: a $223 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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

    A nonstop flight from Seattle to San Salvador takes 0h 00m, covering 3,027 miles.

  • What are the earliest and latest flights from Seattle to San Salvador?

    These are the earliest and latest flight times available from Seattle to San Salvador:

    • Earliest: departs at 12:00 am and lands at 12:00 am
    • Latest: departs at 12:00 am and lands at 12:00 am.

    The flight takes about 0h 00m.

  • How expensive are last-minute Seattle to San Salvador flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 17% above the route average of $637. Book 26 weeks before departure for the lowest fares.

  • Do I need a passport to fly from Seattle to San Salvador?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Seattle to San Salvador changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $584 to $2,361. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Seattle to San Salvador looking right now?

    One-way fares from Seattle to San Salvador are currently higher than usual. Average one-way flight prices are about $411, which is 27% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Seattle to San Salvador?

    Flying via Las Vegas Harry Reid Intl (LAS) gives the shortest average 1-stop total travel time at 9h 12m, compared with 10h 33m via Houston George Bush Intcntl (IAH) and 10h 56m via Dallas/Fort Worth (DFW).

  • What is the time difference between Seattle and San Salvador?

    San Salvador is 1 hour ahead of Seattle (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Salvador El Salvador Intl Airport (SAL)?

    San Salvador El Salvador Intl Airport (SAL) hosts 5 major car rental companies, with daily rates starting from around $8 for economy cars. Top options include:
    · Budget
    · Europcar
    · Hertz
    · Sixt
    · Avis

  • How much should I expect to pay for a Seattle to San Salvador flight?

    Round-trip flights from Seattle to San Salvador range from $477 to $782, with an average of $637 over the past 12 months. Anything below $477 counts as a good deal.

Your guide to booking Seattle to San Salvador flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Thursday. On this route, Saturday flights average $536 - about $223 less than Thursday (29% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 39% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to San Salvador trip for January. Fares historically average $426 round-trip in that month - typically $529 less than the most expensive month, which is December (based on the last 12 months).

Everything you need to know for your flight from Seattle to San Salvador

Information on your arrival and departure airports

Seattle (SEA)
San Salvador (SAL)