Cheap Flights from Seattle (SEAA) to San Salvador (SAL)

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 Airport? If you want to travel next month, return fares start from £407. 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 May.

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 found£150
Cheapest month to flyMay

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 £382. 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 £382.
As of April 2026, there are no flights flying from Seattle to San Salvador.
The cheapest month to fly from Seattle to San Salvador is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to San Salvador Airport on Tuesday, 28 April 2026.
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 Frontier Airlines .

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

  • The timezone in San Salvador is UTC-6, which is two hours ahead of Seattle. El Salvador International Airport is located in San Salvador.

  • Leave enough time to get on your flight from Seattle to SAL. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • July is a busy month for travelling. If you're heading away then or during a major holiday like July Fourth, turn up even earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international journeys.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • We make it a piece of cake to find cheap flights from Seattle to SAL that include a stopover. To explore the options departing from Seattle-Tacoma International Airport (SEA), uncheck 'Direct flights only.' Then, simply choose a flight offering a stop long enough to tour the city of your choice. Some popular stopovers between SEA and SAL include:

    • Dallas Fort Worth International Airport (DFW)

    • Los Angeles International Airport (LAX)

    • Houston George Bush Intercontinental Airport (IAH)

  • SEA is about 23 kms (14 miles) from central Seattle. If you're catching a taxi, driving or ride-sharing from the centre, it'll take you 25 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the journey time to be around 35 minutes.

  • Booked an early flight from Seattle to El Salvador International Airport? Avoid rushing to the terminal (and enjoy a few extra z's) by picking one of these stays near Seattle-Tacoma International Airport:

  • 80% of flights leaving Seattle-Tacoma International Airport touch down at their destination on schedule. Given its dependable on-time performance, disruptions are unlikely when taking off from SEA.

Seattle Paine Field International Airport (PAE)

  • PAE is around 40 kms (25 miles) from central Seattle. It takes 40 minutes or so to get to the airport by car from the city centre. Public transport takes approximately 1 hour 30 minutes.

  • Want to treat yourself to an extra night away before your Seattle to SAL flight? Check in to a hotel near Seattle Paine Field International Airport before your holiday officially starts. These stays are calling your name:

  • Seattle Paine Field International Airport has a solid reputation for punctual service. 80% of flights taking off from here land when expected.

About El Salvador International Airport (SAL)

Getting from El Salvador International Airport (SAL) to central San Salvador

  • El Salvador International Airport is around 48 kms (30 miles) from the centre of San Salvador. It takes around 45 minutes or so to drive to the city.

  • It'll take around 1 hour 15 minutes to get there using public transport.

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

  • £150 is the best price for a one-way ticket from Seattle to El Salvador International Airport. Return flights start from £382. These fares may change depending on availability.

  • To pick up cheap flights from Seattle to SAL, book ahead. Airlines tend to offer lower fares when tickets are first released.

  • If you're flexible with your trip dates, use the 'Whole month' tool. It'll show you the cheapest price across every month when searching for your Seattle to El Salvador International Airport ticket.

  • You don't need to search every day to find out if fares have dropped when you set up a Price Alert. We'll let you know as soon as there's a better deal on plane tickets from Seattle to SAL.

  • Save money on your flight from Seattle to El Salvador International Airport by using the search filters. Select your preferred times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

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

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

  • Book a Seattle to SAL plane ticket departing in March if you want to experience the city during its warmest month. You can expect temperatures in San Salvador to range from 19ºC to 35ºC.

  • December has temperatures of between 16ºC and 32ºC. Look for cheap tickets from Seattle to El Salvador International Airport around that time if you like cooler conditions.

More about San Salvador

  • Start your San Salvador trip off on the right foot by choosing the perfect place to stay. As soon as you've booked your flight from Seattle to El Salvador International Airport, explore our selection of accommodation options including:

  • Your trip to San Salvador isn't complete without checking out the sights. Highlights that should be on your list include Volcan San Salvador, Museo Nacional de Antropologia and Joya de Ceren Archaeological Park.

Explore more of El Salvador

  • While San Salvador will give you a great introduction to El Salvador, there's much more to discover in La Union. Around 129 kms (80 miles) to the east, this must-visit city no shortage of things to keep you busy, like Mirador Espiritu de la Montana and faro de la union.

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