Cheap flights from San Salvador to Seattle from $240
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Salvador to Seattle departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Salvador to Seattle
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
United Airlines flights from San Salvador to Seattle
Our best United Airlines deals on San Salvador to Seattle flight tickets
American Airlines flights from San Salvador to Seattle
Our best American Airlines deals on San Salvador to Seattle flight tickets
See travel insights to Seattle from
How to get the cheapest flight ticket from San Salvador to Seattle
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 cheapest month to fly to Seattle?
In general, September is the cheapest month to fly from San Salvador to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $553. If you don’t want to visit Seattle in September, then you should wait until June to fly from San Salvador, when ticket prices are also cheap, with an average price of $556.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from San Salvador is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $662. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from San Salvador because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $828.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from San Salvador in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $687 when looking at flights departing in the afternoon. Flights to Seattle are more costly at noon, with an average ticket price of $759. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from San Salvador when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $610 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San Salvador for as low as $412 on momondo.
Can stopping save me money on San Salvador to Seattle flights?
You could potentially save up to 19% on your flight if you consider stops on a San Salvador to Seattle flight.
How have San Salvador to Seattle flight prices changed over time?
As of July 2025, prices for San Salvador to Seattle flights are approximately 9% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from San Salvador El Salvador Intl to Seattle/Tacoma Intl?
Avianca, Delta, and Spirit Airlines are the most popular carriers operating from San Salvador El Salvador Intl to Seattle/Tacoma Intl
What airlines fly to Seattle?
United Airlines, Avianca and American Airlines are the top three most popular airlines that fly to Seattle from San Salvador according to our data. United Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from San Salvador to Seattle
Cheap San Salvador to Seattle (SAL to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Salvador to Seattle
How far is San Salvador El Salvador Intl to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 3014.6 mi away from San Salvador El Salvador Intl. Flights usually cover this in 9h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from San Salvador El Salvador Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from San Salvador El Salvador Intl Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from San Salvador El Salvador Intl Airport to Seattle/Tacoma Intl Airport?
There are 3 operators available for flights from San Salvador El Salvador Intl Airport to Seattle/Tacoma Intl Airport as of July 2025.
How old do you have to be to fly from San Salvador El Salvador Intl Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Salvador El Salvador Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from San Salvador to Seattle?
momondo data reveals that the most frequently booked airline on the route from San Salvador to Seattle is United Airlines, representing 64% of all bookings. The subsequent popular airlines are Avianca at 19% and American Airlines at 16%.
Best airlines flying from San Salvador to Seattle
Compare and see reviews for airlines that fly from San Salvador to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $390 | Free Cancellation | Rating 6.7 2,363 reviews | |||
| PriceFrom $562 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $577 | Free Cancellation | Rating 7.4 8,861 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Salvador to Seattle?
It is quick and easy to find San Salvador to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.
Can I find flights from San Salvador to Seattle with flexible booking policies on momondo?
All flight searches from San Salvador to Seattle on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from San Salvador to Seattle?
momondo helps you find the best flight between San Salvador and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Salvador to Seattle right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from San Salvador and alert you when they change.