Cheap flights from Montevideo to Santiago from $136

In general, December is the cheapest month to fly from Montevideo to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $240. If you don’t want to visit Santiago in December, then you should wait until November to fly from Montevideo, when ticket prices are also cheap, with an average price of $247.

The cheapest day to depart on your flight to Santiago is on a Friday when prices can be found for as low as $630. 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 Saturday as prices are generally higher than usual. According to our data, the average ticket price to Santiago on Saturday is $938.

In the morning is the cheapest time of day to fly from Montevideo to Santiago when you can find flight prices for as low as $459. Flying to Santiago in the morning is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Santiago, so prices are often more expensive at around $836 per ticket.

Fly from Montevideo Carrasco to Santiago Arturo Merino Benitez for the best Montevideo Carrasco - Santiago Arturo Merino Benitez flight prices

You are more likely to see cheaper flights to Santiago from Montevideo when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $262 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago from Montevideo for as low as $223 on momondo.

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

Sky Airline, Aerolineas Argentinas, and JetSMART are the most popular carriers operating from Montevideo Carrasco to Santiago Arturo Merino Benitez

LATAM Airlines, Sky Airline and Aerolineas Argentinas are the top three most popular airlines that fly to Santiago from Montevideo according to our data. LATAM Airlines is the first choice among our users, with 63% 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 11% of flights between Montevideo and Santiago have experienced a delay on any given week. The average delay length over the past 12 months has been 126 minutes.

Generally, flights departing in the evening 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Sky Airline 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.

The number of flights available between Montevideo and Santiago is 3 per day as of September 2026. The most frequent departure time is 7:00PM, with 51% of daily flights leaving in the afternoon.

The number of flights available between Montevideo and Santiago is 22 per week as of September 2026. The most frequent departure day is Fri, with 36% of weekly flights leaving on this day.