What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

What is the most punctual flight time for Santiago to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

How often are flights from Santiago to London delayed?

About 11% of weekly flights between Santiago and London have experienced delays in the past year, with the average delay time being 67 minutes.

Which airline has the best punctuality record on Santiago to London flights?

Over the last year, British Airways have had the lowest number of delays on this route, with just 11% of flights being delayed.

How long is the flight from Santiago to London Heathrow Airport?

Departing from Santiago to London Heathrow Airport will take you 15h 55m. The distance from Santiago to London Heathrow Airport is about 7236 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Santiago to London Heathrow Airport round-trip?

According to our current data, LATAM Airlines ($787), and British Airways ($993) offers the cheapest pricing from Santiago to London Heathrow Airport. You may be able to fly from Santiago to London Heathrow Airport for 31% less than the average price by searching for these airlines.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the cheapest flights from Santiago to London Heathrow Airport?

Looking for the cheapest flight from Santiago to London Heathrow Airport? While on average our users pay $1,016, our data indicates the cheapest price to be $590. The most popular route (Santiago Arturo Merino Benitez - London Heathrow), is priced around $1,032.

What are the most reliable airlines from Santiago to London Heathrow Airport?

Before booking your flight to London Heathrow Airport from Santiago, check out the most reliable airlines to get you to your destination on time: Finnair (91%), Iberia (91%), British Airways( 91%).

Most accurate provider : When it comes to deals on Santiago-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santiago-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Santiago-London Heathrow Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Santiago-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santiago-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Santiago to London Heathrow?

Santiago Arturo Merino Benitez (SCL) is the airport you will fly out of if you book a flight from Santiago to London Heathrow. You should not have trouble finding flights to London Heathrow from Arturo Merino Benitez; the airport handles an average of 1 outbound flight to London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Santiago airport to London Heathrow. It is only a 8.4 mi journey to Arturo Merino Benitez (SCL) from Santiago’s city center.

Can I find deals for flights from Santiago to Heathrow that include hotel bookings?

Yes. In addition to deals on Santiago to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Santiago to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago to Heathrow.

Can I find deals for business class flights from Santiago to Heathrow?

Yes. Cheapflights offers flight deals from Santiago to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$438+ Flights from Santiago to London Heathrow Airport

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Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to London Heathrow are usually found in March or November, booked 85 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Santiago to Heathrow

Cheapest flights from Santiago to Heathrow
Explore the most affordable flight options available from Santiago to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Thu 12/182:55 pmSCL - LHR

1 stop20h 10mLATAM Airlines

Mon 1/58:15 pmLHR - SCL

1 stop18h 25mLATAM Airlines

Deal found 12/16

$847

Mon 12/228:55 pmSCL - LHR

2 stops44h 40mAir Canada

Tue 1/131:25 pmLHR - SCL

1 stop20h 25mAir Canada

Deal found 12/16

$879

Wed 12/248:55 pmSCL - LHR

2 stops55h 15mAir Canada

Fri 1/96:00 pmLHR - SCL

1 stop21h 15mAir Canada

Deal found 12/16

$1,046

Wed 12/1712:35 pmSCL - LHR

2 stops24h 30mMultiple Airlines

Wed 12/245:35 pmLHR - SCL

1 stop19h 05mMultiple Airlines

Deal found 12/16

$1,217

Tue 12/2312:35 pmSCL - LHR

2 stops24h 30mKLM

Fri 1/211:45 amLHR - SCL

2 stops26h 20mKLM

Deal found 12/18

$1,228

Best flights from Santiago to Heathrow
Discover carefully curated flight deals from Santiago to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Sat 5/910:15 amSCL - LHR

2 stops19h 30mMultiple Airlines

Sun 5/2411:30 amLHR - SCL

1 stop25h 20mMultiple Airlines

Deal found 12/17

$1,168

Tue 2/1710:45 pmSCL - LHR

2 stops28h 10mUnited Airlines

Thu 3/121:35 pmLHR - SCL

2 stops45h 15mUnited Airlines

Deal found 12/17

$1,222

Tue 2/1711:55 pmSCL - LHR

1 stop15h 55mBritish Airways

Wed 3/1110:15 pmLHR - SCL

Nonstop14h 35mBritish Airways

Deal found 12/17

$1,230

Wed 2/1811:30 amSCL - LHR

2 stops24h 25mTurkish Airlines

Mon 3/93:05 pmLHR - SCL

2 stops45h 50mTurkish Airlines

Deal found 12/17

$1,357

Tue 1/2010:45 pmSCL - LHR

2 stops30h 10mUnited Airlines

Sun 1/2512:05 pmLHR - SCL

1 stop23h 45mUnited Airlines

Deal found 12/16

$1,278

Sun 4/1910:00 pmSCL - LHR

1 stop37h 20mBritish Airways

Tue 4/288:00 pmLHR - SCL

1 stop28h 50mBritish Airways

Deal found 12/15

$1,290

Sun 5/310:15 amSCL - LHR

2 stops19h 30mMultiple Airlines

Sat 5/237:45 pmLHR - SCL

1 stop17h 05mMultiple Airlines

Deal found 12/16

$1,305

Thu 4/2310:15 amSCL - LHR

2 stops25h 00mMultiple Airlines

Thu 4/303:00 pmLHR - SCL

1 stop21h 50mMultiple Airlines

Deal found 12/15

$1,320

Thu 1/2910:45 pmSCL - LHR

1 stop29h 45mUnited Airlines

Thu 2/1210:00 amLHR - SCL

1 stop25h 50mUnited Airlines

Deal found 12/17

$1,329

Sun 4/1910:00 pmSCL - LHR

1 stop37h 20mBritish Airways

Sun 5/36:10 amLHR - SCL

1 stop19h 10mBritish Airways

Deal found 12/15

$1,349

Wed 4/2210:15 amSCL - LHR

2 stops25h 00mMultiple Airlines

Thu 4/303:00 pmLHR - SCL

1 stop21h 50mMultiple Airlines

Deal found 12/16

$1,325

Last-minute flights from Santiago to Heathrow
Discover last-minute flight deals from Santiago to Heathrow. Data last updated December 18, 2025 and is based on user searches.

Thu 12/182:55 pmSCL - LHR

1 stop20h 10mLATAM Airlines

Mon 1/58:15 pmLHR - SCL

1 stop18h 25mLATAM Airlines

Deal found 12/16

$847

Mon 12/228:55 pmSCL - LHR

2 stops44h 40mAir Canada

Tue 1/131:25 pmLHR - SCL

1 stop20h 25mAir Canada

Deal found 12/16

$879

Wed 12/248:55 pmSCL - LHR

2 stops55h 15mAir Canada

Fri 1/96:00 pmLHR - SCL

1 stop21h 15mAir Canada

Deal found 12/16

$1,046

Wed 1/288:55 pmSCL - LHR

1 stop32h 35mAir Canada

Wed 2/49:00 amLHR - SCL

2 stops30h 15mAir Canada

Deal found 12/18

$946

Wed 1/288:55 pmSCL - LHR

1 stop30h 35mAir Canada

Thu 2/191:25 pmLHR - SCL

1 stop20h 25mAir Canada

Deal found 12/16

$1,009

Wed 1/288:55 pmSCL - LHR

1 stop32h 35mMultiple Airlines

Thu 2/196:50 amLHR - SCL

2 stops27h 00mMultiple Airlines

Deal found 12/16

$1,050

One-way flights from Santiago to Heathrow
Search for one-way flight options from Santiago to Heathrow. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Wed 2/1110:45 pmSCL - LHR

1 stop32h 30mUnited Airlines

Deal found 12/17

$438

Wed 12/247:25 amSCL - LHR

1 stop28h 10mAvianca

Deal found 12/16

$491

Mon 2/91:35 amSCL - LHR

1 stop34h 00mAvianca

Deal found 12/16

$492

Sun 3/1510:35 amSCL - LHR

3 stops56h 00mMultiple Airlines

Deal found 12/16

$525

Thu 1/2910:45 pmSCL - LHR

1 stop29h 45mUnited Airlines

Deal found 12/16

$543

Sun 3/154:25 pmSCL - LHR

1 stop19h 10mAvianca

Deal found 12/16

$552

Fri 5/156:10 amSCL - LHR

2 stops32h 55mMultiple Airlines

Deal found 12/17

$559

Mon 12/298:55 pmSCL - LHR

2 stops44h 40mAir Canada

Deal found 12/17

$627

Wed 12/248:25 amSCL - LHR

2 stops23h 55mAir Canada

Deal found 12/16

$630

Wed 1/219:05 pmSCL - LHR

3 stops38h 20mMultiple Airlines

Deal found 12/16

$683

Find flight deals from Santiago to Heathrow

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$882 (Air Canada)
One-way from	$438 (United Airlines)
Popular in	July
Cheapest in	March
Average price	$1,162
Good round-trip deal	$1,202 or less
Good one-way deal	$709 or less

Provider with most accurate pricing for Santiago Arturo Merino Benitez-London Heathrow flight deals.

Search Deals

Provider most trusted by Cheapflights users for Santiago Arturo Merino Benitez-London Heathrow flights.

Search Deals

From Santiago Arturo Merino Benitez to London Heathrow

Search Deals

One-way flight from Santiago Arturo Merino Benitez to London Heathrow

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($90 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Santiago Arturo Merino Benitez to London Heathrow.

Search Deals

Price to beat on a one-way flight from Santiago Arturo Merino Benitez to London Heathrow.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Santiago to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sat 5/9

10:15 am-10:45 am

2 stops19h 30m

London Heathrow

Sun 5/24

11:30 am-7:50 am

1 stop25h 20m

$1,168

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 2/17

10:45 pm-5:55 am

2 stops28h 10m

London Heathrow

Thu 3/12

1:35 pm-7:50 am

2 stops45h 15m

$1,222

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 2/17

11:55 pm-6:50 pm

1 stop15h 55m

London Heathrow

Wed 3/11

10:15 pm-9:50 am

Nonstop14h 35m

$1,230

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 1/20

10:45 pm-7:55 am

2 stops30h 10m

London Heathrow

Sun 1/25

12:05 pm-8:50 am

1 stop23h 45m

$1,278

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sun 4/19

10:00 pm-4:20 pm

1 stop37h 20m

London Heathrow

Tue 4/28

8:00 pm-7:50 pm

1 stop28h 50m

$1,290

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sun 5/3

10:15 am-10:45 am

2 stops19h 30m

London Heathrow

Sat 5/23

7:45 pm-7:50 am

1 stop17h 05m

$1,305

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Thu 4/23

10:15 am-4:15 pm

2 stops25h 00m

London Heathrow

Thu 4/30

3:00 pm-7:50 am

1 stop21h 50m

$1,320

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Wed 4/22

10:15 am-4:15 pm

2 stops25h 00m

London Heathrow

Thu 4/30

3:00 pm-7:50 am

1 stop21h 50m

$1,325

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Thu 1/29

10:45 pm-7:30 am

1 stop29h 45m

London Heathrow

Thu 2/12

10:00 am-8:50 am

1 stop25h 50m

$1,329

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sun 4/19

10:00 pm-4:20 pm

1 stop37h 20m

London Heathrow

Sun 5/3

6:10 am-8:20 pm

1 stop19h 10m

$1,349

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 19 results

Compare providers for flights from Santiago to Heathrow

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santiago to Heathrow in December.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Santiago-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santiago-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Santiago-London Heathrow Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Santiago-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santiago-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santiago to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Santiago with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santiago to London Heathrow Airport

Prices

Delays

How far ahead should I book a flight from Santiago to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Santiago to London Heathrow Airport, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Santiago to London Heathrow Airport?

Currently, March is the cheapest month in which you can book a flight from Santiago to London Heathrow Airport (average of $774). Flying from Santiago to London Heathrow Airport in September is currently the most expensive (average of $983). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SCL to LHR?

A simple way to save on the total cost of your ticket is to fly from Santiago to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Heathrow

See what other customers who have flown with LATAM Airlines and British Airways from Santiago to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

LATAM Airlines

7.5

Good

1,892 reviews

Reviews

1 / 20

8.0

Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

LATAM Airlines

7.5

Good

1,892 reviews

LATAM Airlines

7.5

Good

1,892 reviews

Reviews

1 / 20

8.0

Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

British Airways

6.7

Okay

7,585 reviews

LATAM Airlines

7.5

Good

1,892 reviews

Reviews

1 / 20

8.0

Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

Related info for your journey

What airport do you fly from for flights from Santiago to London Heathrow?
Santiago Arturo Merino Benitez (SCL) is the airport you will fly out of if you book a flight from Santiago to London Heathrow. You should not have trouble finding flights to London Heathrow from Arturo Merino Benitez; the airport handles an average of 1 outbound flight to London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Santiago airport to London Heathrow. It is only a 8.4 mi journey to Arturo Merino Benitez (SCL) from Santiago’s city center.
How long is the flight from Santiago to London Heathrow Airport?
Departing from Santiago to London Heathrow Airport will take you 15h 55m. The distance from Santiago to London Heathrow Airport is about 7236 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Santiago to London Heathrow Airport round-trip?
According to our current data, LATAM Airlines ($787), and British Airways ($993) offers the cheapest pricing from Santiago to London Heathrow Airport. You may be able to fly from Santiago to London Heathrow Airport for 31% less than the average price by searching for these airlines.
What are the most reliable airlines from Santiago to London Heathrow Airport?
Before booking your flight to London Heathrow Airport from Santiago, check out the most reliable airlines to get you to your destination on time: Finnair (91%), Iberia (91%), British Airways( 91%).
What are the cheapest flights from Santiago to London Heathrow Airport?
Looking for the cheapest flight from Santiago to London Heathrow Airport? While on average our users pay $1,016, our data indicates the cheapest price to be $590. The most popular route (Santiago Arturo Merino Benitez - London Heathrow), is priced around $1,032.
Can I find deals for flights from Santiago to Heathrow that include hotel bookings?
Yes. In addition to deals on Santiago to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Santiago to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago to Heathrow.
Can I find deals for business class flights from Santiago to Heathrow?
Yes. Cheapflights offers flight deals from Santiago to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Santiago to London Heathrow Airport?
Currently, March is the cheapest month in which you can book a flight from Santiago to London Heathrow Airport (average of $774). Flying from Santiago to London Heathrow Airport in September is currently the most expensive (average of $983). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Santiago to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
LATAM Airlines	Cheapest$787	Average$1,140	FlexibilityNo cancel fee	On-time81%
British Airways	Cheapest$993	Average$1,275	FlexibilityNo cancel fee	On-time70%

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$438+ Cheap flights from Santiago (SCL) to Heathrow (LHR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Santiago to Heathrow with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to London Heathrow are usually found in March or November, booked 85 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Santiago to Heathrow

Cheapest flights from Santiago to HeathrowExplore the most affordable flight options available from Santiago to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Santiago to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Santiago to Heathrow

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Santiago to London Heathrow Airport that are best for you.

Compare providers for flights from Santiago to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santiago to Heathrow in December.

Best time to book a flight from Santiago to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Santiago with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Santiago to London Heathrow Airport

How far ahead should I book a flight from Santiago to London Heathrow Airport?

What is the cheapest month to book a flight from Santiago to London Heathrow Airport?

What is the cheapest time of day to fly from SCL to LHR?

How often are flights from Santiago to London delayed?

What is the most punctual flight time for Santiago to London flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Santiago to London flights?

Reviews of airlines servicing Heathrow

See what other customers who have flown with LATAM Airlines and British Airways from Santiago to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Santiago to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Santiago to London Heathrow?

How long is the flight from Santiago to London Heathrow Airport?

What are the cheapest airlines flying from Santiago to London Heathrow Airport round-trip?

What are the most reliable airlines from Santiago to London Heathrow Airport?

What are the cheapest flights from Santiago to London Heathrow Airport?

Can I find deals for flights from Santiago to Heathrow that include hotel bookings?

How can I find direct flights from Santiago to Heathrow?

Can I find deals for business class flights from Santiago to Heathrow?

What is the cheapest month to book a flight from Santiago to London Heathrow Airport?

Traveling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.

Top 2 airlines flying from Santiago to Heathrow

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Cheapest flights from Santiago to Heathrow
Explore the most affordable flight options available from Santiago to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.