Cheap flights from Santiago to London from $426
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santiago to London departing on 7/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Avianca flights from Santiago to London Heathrow Airport
Our best Avianca deals on Santiago to London Heathrow Airport flight tickets
LATAM Airlines flights from Santiago to London Heathrow Airport
Our best LATAM Airlines deals on Santiago to London Heathrow Airport flight tickets
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How to get the cheapest flight ticket from Santiago to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Santiago and London Heathrow Airport?
What is the cheapest month to fly to London Heathrow Airport?
The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Santiago, with most prices found around $953. If you’re not able to fly to London Heathrow Airport in February, then March is your next best option. Flight prices from Santiago to London Heathrow Airport during March average around $954.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,267. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,929.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Santiago to London Heathrow Airport in the evening for as low as $1,266. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,526.
What is the cheapest Santiago Arturo Merino Benitez to London Heathrow flight route?
Fly from Santiago Arturo Merino Benitez to London Heathrow for the best Santiago Arturo Merino Benitez - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Santiago when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,154 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Santiago for as low as $1,017 on momondo.
What cabin class options are available on Santiago Arturo Merino Benitez to London Heathrow flights?
There are 4 cabin classes available to choose from on Santiago Arturo Merino Benitez to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Santiago to London Heathrow Airport flights?
You could potentially save up to 27% on your flight if you consider stops on a Santiago to London Heathrow Airport flight.
How have Santiago to London Heathrow Airport flight prices changed over time?
As of June 2025, prices for Santiago to London Heathrow Airport flights are approximately 6% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Santiago Arturo Merino Benitez to London Heathrow?
Avianca, United Airlines, and KLM are the most popular carriers operating from Santiago Arturo Merino Benitez to London Heathrow
What airlines fly to London Heathrow Airport?
British Airways, LATAM Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Santiago according to our data. British Airways is the first choice among our users, with 51% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 4 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Santiago to London Heathrow Airport
Cheap Santiago to London Heathrow Airport (SCL to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Santiago to London Heathrow Airport
How far is Santiago Arturo Merino Benitez to London Heathrow by plane?
London Heathrow is 7234.5 mi away from Santiago Arturo Merino Benitez. Typically, this will take 14h 10m by plane in normal conditions.
When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to London Heathrow Airport?
Prices for flights from Santiago Arturo Merino Benitez Airport to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Santiago Arturo Merino Benitez Airport to London Heathrow Airport?
As of June 2025, there are 4 operators available to choose from for flights from Santiago Arturo Merino Benitez Airport to London Heathrow Airport.
How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santiago Arturo Merino Benitez Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Santiago to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Santiago to London Heathrow Airport is Boeing 787-9 Dreamliner, representing 72.55% of all bookings. The subsequent popular models are Airbus A350-900 at 12.75%, Airbus A330-200 at 6.54%, and Boeing 787 Dreamliner at 5.88%.
What is the most popular airline from Santiago to London Heathrow Airport?
Based on momondo bookings for flights between Santiago and London Heathrow Airport, the leading airline is British Airways, making up 51% of the total bookings. Other popular airlines include LATAM Airlines with 22%, Iberia with 14%, and Air France with 13%.
Best airlines flying from Santiago to London Heathrow Airport
Compare and see reviews for airlines that fly from Santiago to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $787 | Free Cancellation | Rating 7.5 1,785 reviews | |||
| PriceFrom $910 | Free Cancellation | Rating 7.0 2,776 reviews | |||
| PriceFrom $970 | Free Cancellation | Rating 7.5 1,463 reviews | |||
| PriceFrom $1,003 | Free Cancellation | Rating 6.6 7,008 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Santiago to London?
It is quick and easy to find Santiago to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.
Can I find flights from Santiago to London with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Santiago to London flights to just show those with flexible booking policies.
How can momondo help me find flights from Santiago to London?
Once you have performed a search for Santiago to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Santiago to London right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Santiago to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.