Cheap flights from Santiago to London from £314
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 8/7. 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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LATAM Airlines flights from Santiago to London Heathrow Airport
Our best LATAM Airlines deals on Santiago to London Heathrow Airport flight tickets
Avianca flights from Santiago to London Heathrow Airport
Our best Avianca 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?
In general, February is the cheapest month to fly from Santiago to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £701. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Santiago averaging around £702.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Santiago is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £737. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £930.
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 £781. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £896 on average. Flights to London Heathrow Airport from Santiago in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.
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 £849 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 £748 on momondo.
What cabin class options are available on Santiago Arturo Merino Benitez to London Heathrow flights?
There are 3 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.
What is the cheapest airline that flies from Santiago Arturo Merino Benitez to London Heathrow?
Avianca, Vueling, and United Airlines are the most popular carriers operating from Santiago Arturo Merino Benitez to London Heathrow
Which 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 38% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 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?
A flight from Santiago Arturo Merino Benitez to London Heathrow will travel around 7234.5 mi. Flights usually cover this in 14h 10m, depending on flying conditions and air traffic around both airports.
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 are updated 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 3 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 for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Santiago to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Santiago to London Heathrow Airport is Boeing 787-9 Dreamliner (72.55% of total bookings). The next most popular plane models are Airbus A350-900 (12.75%), Airbus A330-200 (6.54%), and Boeing 787 Dreamliner (5.88%).
What is the most popular airline from Santiago to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Santiago to London Heathrow Airport is British Airways (38% of total bookings). The next most popular airlines are LATAM Airlines (37%) and Iberia (25%).
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 £601 | Free Cancellation | Rating 7.5 1,785 reviews | |||
| PriceFrom £674 | Free Cancellation | Rating 6.6 7,011 reviews | |||
| PriceFrom £692 | Free Cancellation | Rating 7.0 2,776 reviews |
British Airways Flights From Santiago to London Heathrow Airport
The lowest priced British Airways flight from Santiago to London Heathrow Airport from the last 72 hours was £915. Generally, British Airways has 2 flights on this route every week with an average price of £1,197. British Airways is rated 6.6/10 by our users.
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Why should I use momondo to find a flight deal from Santiago to London?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santiago to London for you.
Can I find flights from Santiago to London with flexible booking policies on momondo?
Flights from Santiago to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Santiago to London?
momondo provides multiple filters to help you find the best flight to London from Santiago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Santiago to London right now. Can momondo alert me if prices change?
Price alerts on flights to London from Santiago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.