Cheap flights from the United Kingdom to Chile from £331

The cheapest month to fly to Chile from United Kingdom is in September. Flight prices, which tend to average around £871, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Chile, with average flight prices from United Kingdom averaging around £899.

The cheapest day to depart on your flight to Chile is on a Friday when prices can be found for as low as £939. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chile is Saturday, with ticket prices averaging around £1,100.

Fly from London Heathrow to Santiago Arturo Merino Benitez for the best United Kingdom - Chile flight prices

You are more likely to see cheaper flights to Chile from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Chile for around £983 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chile from United Kingdom for as low as £870 on momondo.

There are 4 cabin classes available to choose from on United Kingdom to Chile flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 43% on your flight if you consider stops on a United Kingdom to Chile flight.

Avianca, United Airlines, and LEVEL are the most popular carriers operating from United Kingdom to Chile

British Airways, Iberia and Air France are the top three most popular airlines that fly to Chile from United Kingdom according to our data. British Airways is the first choice among our users, with 41% of people opting to fly with this airline when travelling to Chile. Keep in mind that there are 7 different airlines that fly to Chile on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between United Kingdom and Chile have experienced a delay on any given week. The average delay length over the past 12 months has been 79 minutes.

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

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

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

As of August 2026, there are 6 flights per week flying from United Kingdom to Chile. The most common day of the week flights depart is Mon, with 50% of flights taking off on this day.

If you’re flying from a popular airport in United Kingdom, such as Birmingham or London, and flying into Chile, then you can expect flight times to average 17h 45m and 18h 57m, respectively.