Cheap flights from Ontario to San Salvador from $140

If you aren’t able to travel to San Salvador during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $351.

On average, the least expensive day to fly to San Salvador from Ontario is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $473. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Friday is $495.

Our most recent data shows that the best time of day to fly to San Salvador is in the morning. Flights from Ontario to San Salvador during this time can be as low as $383. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $508 on average. Flights to San Salvador from Ontario at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to San Salvador from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to San Salvador for around $456 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Salvador from Ontario for as low as $380 on momondo.

You could potentially save up to 8% on your flight if you consider stops on a Ontario to San Salvador flight.

As of May 2026, prices for Ontario to San Salvador flights are approximately 94% more expensive when compared to flights at the same time last year.

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

Avianca, Volaris El Salvador and United Airlines are the top three most popular airlines that fly to San Salvador from Ontario according to our data. Avianca is the first choice among our users, with 47% of people opting to fly with this airline when traveling to San Salvador. Keep in mind that there are 9 different airlines that fly to San Salvador on a routine basis, so you have a few additional options to choose from.

Historically, on average around 6% of flights between Ontario and San Salvador have experienced a delay on any given week. The average delay length over the past 12 months has been 60 minutes.

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

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday 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 6% of their flights experiencing any sort of delay.