Cheap flights from Chile to the United Kingdom from £321

The cheapest month to fly to United Kingdom from Chile is in March. Flight prices, which tend to average around £674, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of March, then departing from Chile during the month November is also very affordable. Most momondo users find prices during this month for around £674.

The cheapest day to depart from Chile to United Kingdom is on a Monday. Travellers who choose to depart for United Kingdom on a Monday will often find tickets for as low as £810. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Chile to United Kingdom for around £1,088.

The cheapest time of day to fly to United Kingdom is at midday when flights can be purchased for as low as £870. Try not to purchase tickets in the morning because they tend to be around £1,055. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to United Kingdom from Chile when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £858 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Chile for as low as £757 on momondo.

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

United Airlines, Iberia, and Turkish Airlines are the most popular carriers operating from Chile to United Kingdom

Iberia, British Airways and LATAM Airlines are the top three most popular airlines that fly to United Kingdom from Chile according to our data. Iberia is the first choice among our users, with 40% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 3 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Historically, on average around 9% of flights between Chile and United Kingdom have experienced a delay on any given week. The average delay length over the past 12 months has been 63 minutes.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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 9% of their flights experiencing any sort of delay.

The number of flights available between Chile and United Kingdom is 1 per day as of February 2026. The most frequent departure time is 13:00, with 100% of daily flights leaving in the afternoon.

The number of flights available between Chile and United Kingdom is 7 per week as of February 2026. The most frequent departure day is Fri, with 43% of weekly flights leaving on this day.