277 € Cheap Flights from Seattle to San Salvador

Compare Seattle to San Salvador flight deals

Find the cheapest month or even day of the year to fly to San Salvador

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Flight deals from Seattle to San Salvador

Looking for a cheap last-minute deal or the best return flight from Seattle to San Salvador? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to San Salvador

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to San Salvador flights are currently cheapest in September.

Seattle to San Salvador: Alternative routes

Compare routes from Seattle to San Salvador below. You may find an airport to fly into that's cheaper, faster, or easier than San Salvador.

Seattle to San Salvador: Flight information

The things to know before you go.
Cheapest flight found277 €
Cheapest month to flySeptember

Finding cheap flights from Seattle to San Salvador: Frequently asked questions

The best price we found for a return flight from Seattle to San Salvador is 277 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle to San Salvador. But we found flights with one stop from 277 €.
As of August 2025, there are no flights flying from Seattle to San Salvador.
The cheapest month to fly from Seattle to San Salvador is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to San Salvador Airport on Sunday, 14 September 2025.
No airlines currently offer direct flights between Seattle and San Salvador Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Salvador but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Salvador is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to San Salvador is Alaska Airlines .

Travelling from Seattle to El Salvador International Airport (SAL): What you need to know

  • Seattle is home to two main airports where you can kick off your travels. Check out your options for booking a flight from Seattle to El Salvador International Airport (SAL) departing from Seattle-Tacoma International Airport (SEA) or Lake Union Sea Plane Base Airport (LKE).

  • San Salvador is one hour ahead of Seattle. El Salvador International Airport is located in San Salvador, which operates on the UTC-6 timezone.

  • Arrive at the airport on time so you don't miss your flight from Seattle to SAL. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the mad dash to your gate.

  • With more people on the move during peak seasons, it's wise to get to your terminal even earlier. Two hours for domestic flights and up to four for international trips will help you stay ahead of the crowds.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Consider adding a stopover to find cheap flights from Seattle to SAL. Simply deselect 'Direct flights only' when searching for departures from Seattle-Tacoma International Airport (SEA). Take a break from travelling at one of these popular airports:

    • Dallas/Fort Worth International Airport (DFW)

    • Los Angeles International Airport (LAX)

    • George Bush Intercontinental Airport (IAH)

  • SEA is about 23 kilometres from central Seattle. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 20 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the journey time to be around 55 minutes.

  • Catching an early flight from Seattle to El Salvador International Airport? Avoid the last-minute rush to the terminal (and enjoy a little extra shut-eye) by staying at one of these stays close to Seattle-Tacoma International Airport:

  • 81.27% of flights departing from Seattle-Tacoma International Airport arrive at their destination as planned. With its strong performance rating, delays are unlikely when jetting out of SEA.

Lake Union Sea Plane Base Airport (LKE)

About El Salvador International Airport (SAL)

How to find the cheapest flights from Seattle to El Salvador International Airport (SAL)

  • The cheapest price we've found for a one-way ticket from Seattle to El Salvador International Airport is 124 €. For a return flight on this route, the best price is 277 €. Depending on the availability when you book, these fares can change.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from Seattle to SAL if you book in advance. Airlines often have some great early bird deals.

  • Cheap Seattle to El Salvador International Airport tickets are easier to find when your travel dates are flexible. Try using the 'Whole month' search function to compare fares across the month and then choose the cheapest day.

  • Never miss a deal on plane tickets from Seattle to SAL by setting up a Price Alert. We'll send you an email or notification on the app when a new discounted fare appears.

  • Tailor your trip using filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Seattle to El Salvador International Airport.

The best time to fly from Seattle to El Salvador International Airport (SAL)

  • February is the quietest month for flights from Seattle to El Salvador International Airport (SAL), while August is the most popular. Work out the best time to visit San Salvador based on whether you like a laid-back vibe or a lively atmosphere.

  • Book a Seattle to SAL plane ticket departing in March if you're eager to explore the city during its warmest month. Expect temperatures in San Salvador to range from 19ºC (66ºF) to 32ºC (90ºF).

  • Look for cheap tickets from Seattle to El Salvador International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 18ºC (64ºF) and 30ºC (86ºF).

More about San Salvador

  • Once you've booked your flight from Seattle to El Salvador International Airport, find a hotel that puts you in a great location. Make one of these options your base for exploring San Salvador:

  • There are so many things to explore in this city, it can be hard to work out where to start. Volcan San Salvador, Centro Histórico de San Salvador and Museo Nacional de Antropologia are leading attractions which should feature on every San Salvador itinerary.

Explore more of El Salvador

  • San Salvador has plenty to offer, but there are so many other parts of El Salvador waiting to be explored. Around 129 kilometres east of San Salvador, a trip to La Union will keep you on the go. Start with leading sights like Parque Central, Familia Park and Monumento al Soldado.

  • San Rafael Oriente is another favourite destination in El Salvador and is around 80 kilometres east of San Salvador. No journey is complete without visiting Plaza del Barrio la Merced, Municipal Park and Infantil De San José Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.