Cheap flights from San Francisco to El Salvador from $160

The month of May is, on average, the cheapest month to fly to El Salvador from San Francisco, with most prices found around $394. The month of October is another great option to travel to El Salvador, with average flight prices from San Francisco averaging around $417.

The cheapest day to depart from San Francisco to El Salvador is on a Tuesday. Travelers who choose to depart for El Salvador on a Tuesday will often find tickets for as low as $545. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $590. These prices are subject to change though, so be sure to set up a Price Alert for flights to El Salvador.

Flying to El Salvador from San Francisco in the evening is the least expensive time of day to depart. momondo users have found prices as low as $565 when looking at flights departing in the evening. Flights to El Salvador are more costly at noon, with an average ticket price of $568. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from San Francisco to San Salvador El Salvador Intl for the best San Francisco - El Salvador flight prices

You are more likely to see cheaper flights to El Salvador from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to El Salvador for around $493 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to El Salvador from San Francisco for as low as $436 on momondo.

There are 3 cabin classes available to choose from on San Francisco to El Salvador flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines is the most popular carrier operating from San Francisco to El Salvador

Avianca, Volaris El Salvador and United Airlines are the top three most popular airlines that fly to El Salvador from San Francisco according to our data. Avianca is the first choice among our users, with 85% of people opting to fly with this airline when traveling to El Salvador. Keep in mind that there are 6 different airlines that fly to El Salvador on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between San Francisco and El Salvador have experienced a delay on any given week. The average delay length over the past 12 months has been 89 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Avianca have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

The number of flights available between San Francisco and El Salvador is 1 per day as of March 2026. The most frequent departure time is 12:00AM, with 61% of daily flights leaving in the morning.

As of March 2026, 13 flights take off from San Francisco and land in El Salvador each week. The most common flight departure day for this route is Wed, with 31% of weekly flights taking off on this day.