Cheap flights from Barcelona-El Prat Airport to Santiago from $378

In general, February is the cheapest month to fly from Barcelona-El Prat Airport to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $873. If you don’t want to visit Santiago in February, then you should wait until November to fly from Barcelona-El Prat Airport, when ticket prices are also cheap, with an average price of $888.

The cheapest day to depart on your flight to Santiago is on a Friday when prices can be found for as low as $1,142. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Santiago on Monday is $1,472.

Fly from Barcelona-El Prat to Santiago Arturo Merino Benitez for the best Barcelona-El Prat - Santiago Arturo Merino Benitez flight prices

You are more likely to see cheaper flights to Santiago from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $1,011 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago from Barcelona-El Prat Airport for as low as $915 on momondo.

You could potentially save up to 9% on your flight if you consider stops on a Barcelona-El Prat Airport to Santiago flight.

LEVEL, LATAM Airlines, and Iberia are the most popular carriers operating from Barcelona-El Prat to Santiago Arturo Merino Benitez

American Airlines, Iberia and LEVEL are the top three most popular airlines that fly to Santiago from Barcelona-El Prat Airport according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Santiago. Keep in mind that there are 3 different airlines that fly to Santiago on a routine basis, so you have a few additional options to choose from.

Historically, on average around 10% of flights between Barcelona and Santiago have experienced a delay on any given week. The average delay length over the past 12 months has been 314 minutes.

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

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

According to our data, LEVEL have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

Madrid (MAD) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Bogotá (BOG) offer the lowest average round-trip price of $745.

Flights connecting via Madrid (MAD) have the shortest average one-way travel time: 18h 48m.

Madrid (MAD) has the shortest average layover time for this route: 2h 36m.

As of May 2026, 1 flights take off from Barcelona-El Prat Airport and land in Santiago each day. The most common flight departure time for this route is 12:00AM, with 100% of daily flights taking off in the morning.

9 flights are operational weekly from Barcelona-El Prat Airport to Santiago as of May 2026. The most popular departure day for this route is Tue, with 33% of flights per week taking off on this day.