United States
USD

SEA - SAL

$345 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
$610
Typical prices: $514-$795
Multiple Airlines
Sat 2/17Fri 2/23
SEA - SAL • 2 stops
Cheapest one-way
$345
Typical prices: $287-$428
United Airlines
Fri 12/7
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
22 weeks
in advance
Our data shows that travelers who book at least 22 weeks in advance save around 29% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 35% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Washington, D.C. Dulles Intl (IAD)
Cheapest • Avg $390 (round-trip)
Houston George Bush Intcntl (IAH)
Shortest trip • 10h 16m (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

Wed, Feb 17 - Tue, Feb 23
Multiple Airlines Logo
8:05 am - 8:55 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
22h 50m2 stops Miami Managua Augusto C Sandino
Multiple Airlines Logo
7:35 am - 9:56 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
16h 21m1 stop Miami
$610Multiple Airlines
Wed, Feb 17 - Tue, Feb 23
Multiple Airlines Logo
8:05 am - 8:55 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
22h 50m2 stops Miami Managua Augusto C Sandino
Multiple Airlines Logo
7:45 am - 9:56 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
16h 11m2 stops Managua Augusto C Sandino Miami
$610Multiple Airlines
Wed, Feb 17 - Tue, Mar 16
Multiple Airlines Logo
8:05 am - 8:55 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
22h 50m2 stops Miami Managua Augusto C Sandino
Multiple Airlines Logo
7:45 am - 9:56 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
15h 11m2 stops Managua Augusto C Sandino Miami
$619Multiple Airlines
Thu, Feb 18 - Thu, Mar 18
American Airlines Logo
11:40 pm - 2:50 pmSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
13h 10m1 stop Dallas/Fort Worth
American Airlines Logo
12:19 pm - 12:32 amSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
13h 13m1 stop Miami
$657American Airlines
Thu, Feb 18 - Thu, Mar 18
American Airlines Logo
5:58 pm - 2:50 pmSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
18h 52m1 stop Dallas/Fort Worth
American Airlines Logo
12:19 pm - 12:32 amSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
13h 13m1 stop Miami
$657American Airlines
Thu, Feb 18 - Thu, Mar 18
American Airlines Logo
11:28 pm - 2:50 pmSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
13h 22m2 stops Chicago O'Hare Intl Dallas/Fort Worth
American Airlines Logo
12:19 pm - 12:32 amSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
13h 13m1 stop Miami
$662American Airlines
Mon, Dec 7 - Wed, Dec 16
United Airlines Logo
2:30 pm - 12:55 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
8h 25m1 stop Houston George Bush Intcntl
United Airlines Logo
3:00 am - 4:32 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
15h 32m2 stops Los Angeles San Francisco
$741United Airlines
Sun, Nov 8 - Sat, Dec 5
United Airlines Logo
12:28 pm - 5:50 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
15h 22m1 stop Los Angeles
United Airlines Logo
2:05 am - 1:22 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
13h 17m1 stop Houston George Bush Intcntl
$741United Airlines
Sat, Jan 30 - Sun, Feb 28
Avianca Logo
10:52 am - 10:50 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
45h 58m2 stops Chicago O'Hare Intl Guatemala City La Aurora
Avianca Logo
9:35 am - 8:40 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
13h 05m1 stop Washington, D.C. Dulles Intl
$943Avianca
Sat, Jan 30 - Sat, Feb 27
Avianca Logo
10:52 am - 6:10 amSEA  Seattle/Tacoma Intl-SAL San Salvador El Salvador Intl
41h 18m2 stops Chicago O'Hare Intl Guatemala City La Aurora
Avianca Logo
8:10 am - 8:40 pmSAL  San Salvador El Salvador Intl-SEA Seattle/Tacoma Intl
38h 30m2 stops Guatemala City La Aurora Washington, D.C. Dulles Intl
$980Avianca
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 with more confidence.

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

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Seattle to San Salvador. It’s 14% cheaper than the average day, while Thursday is the most expensive, with prices 14% higher.

What’s the cheapest month to fly from Seattle to San Salvador?

•January is the cheapest month to fly from Seattle to San Salvador at $436 round-trip.
•December ($1,190) and June ($796) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 172% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seattle to San Salvador the cheapest?

Flights from Seattle to San Salvador are cheapest 22 weeks before departure. Booking in this window typically costs about 29% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Seattle to San Salvador flights

Low season

June

Cheapest flight

$345
Beat the crowds with an average 34% drop in travelers.
The most popular month to fly with an average 65% increase in travelers.
One-way 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 answers about this route, including flight times, airports, airlines and booking tips.

  • 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
    • Business Class
    • First Class

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

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

  • 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.

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

    Round-trip flights from Seattle to San Salvador range from $514 to $795, with an average of $669 over the past 12 months. Anything below $514 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 13% above the $669 route average. Book 22 weeks before departure for the lowest fares.

  • 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 $610 to $2,310. 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 $549, which is 55% above the typical average for this route.

  • 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
    • Sixt
    • Hertz
    • Fox

  • 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).

  • 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) - 30% of one-stop connections
    • Los Angeles (LAX) - 18% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 17% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 14% of one-stop connections

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

    Yes. Flexible dates can save you up to 25% on flights from Seattle to San Salvador. Tuesday is the cheapest departure day at $582 round-trip on average, while Thursday is the most expensive at $768, a difference of $186.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via Houston George Bush Intcntl (IAH) gives the shortest average 1-stop total travel time at 10h 16m, compared with 10h 59m via Dallas/Fort Worth (DFW) and 11h 06m via Los Angeles (LAX).

  • 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.

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 are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $582, about $186 less than Thursday fares (24% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 22 weeks before you fly. On this route, that window historically saves about 29% 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 $436 round-trip in that month - typically $754 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Seattle to San Salvador

Complete your trip to San Salvador with a hotel stay or car rental

Car rentals in San Salvador
Hotels in San Salvador
Vacations in San Salvador