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$440+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — LHR
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to London Heathrow are usually found in March or February, booked 60 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from Santiago to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 15, 2025.

Round-trip from

$891
(Avianca)

One-way from

$440
(United Airlines)

Popular in

January

Cheapest in

March

Average price

$1,235

Good round-trip deal

$964 or less

Good one-way deal

$836 or less
From Santiago Arturo Merino Benitez to London Heathrow
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One-way flight from Santiago Arturo Merino Benitez to London Heathrow
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Santiago Arturo Merino Benitez to London Heathrow.
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Price to beat on a one-way flight from Santiago Arturo Merino Benitez to London Heathrow.
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Find 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 septiembre 15, 2025.

This Avianca deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/1212:55 amSCL - LHR
1 stop34h 40mAvianca
lun. 10/2010:05 pmLHR - SCL
1 stop35h 10mAvianca
Deal found 9/14$891
This LATAM Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/256:25 pmSCL - LHR
2 stops40h 40mLATAM Airlines
mié. 1/77:40 pmLHR - SCL
1 stop16h 40mLATAM Airlines
Deal found 9/14$902
This Avianca deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/103:30 pmSCL - LHR
1 stop20h 05mAvianca
sáb. 11/159:40 pmLHR - SCL
1 stop20h 40mAvianca
Deal found 9/14$904
This Vueling Global deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1811:55 amSCL - LHR
1 stop27h 05mMultiple Airlines
vie. 1/99:55 amLHR - SCL
1 stop27h 15mMultiple Airlines
Deal found 9/15$973
This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/249:50 pmSCL - LHR
1 stop37h 15mLATAM Airlines
mar. 11/118:15 pmLHR - SCL
1 stop27h 15mLATAM Airlines
Deal found 9/14$980
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/210:45 pmSCL - LHR
1 stop32h 30mUnited Airlines
sáb. 11/157:40 amLHR - SCL
2 stops28h 10mUnited Airlines
Deal found 9/15$983
This LATAM Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/215:38 amSCL - LHR
2 stops29h 27mLATAM Airlines
mar. 11/1111:25 amLHR - SCL
2 stops22h 10mLATAM Airlines
Deal found 9/14$984
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/299:45 pmSCL - LHR
2 stops29h 10mUnited Airlines
mié. 11/512:05 pmLHR - SCL
2 stops47h 45mUnited Airlines
Deal found 9/14$988
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/289:45 pmSCL - LHR
2 stops29h 10mUnited Airlines
lun. 11/310:00 amLHR - SCL
1 stop25h 50mUnited Airlines
Deal found 9/14$989
This LEVEL deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1811:55 amSCL - LHR
1 stop27h 05mLEVEL
vie. 1/96:50 pmLHR - SCL
1 stop18h 20mLEVEL
Deal found 9/15$990

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 15, 2025.
Use the filters below to find and compare flights from Santiago to London Heathrow Airport that are best for you.

Fly from

Santiago

Fly to

Heathrow

Route

Depart

Return

Price

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

jue. 12/18

11:55 am-6:00 pm

1 stop27h 05m

London Heathrow

vie. 1/9

9:55 am-10:10 am

1 stop27h 15m

$973

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

dom. 10/26

9:45 pm-7:30 am

1 stop30h 45m

London Heathrow

mar. 11/11

3:10 pm-8:50 am

2 stops44h 40m

$988

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

mié. 10/29

9:45 pm-5:55 am

2 stops29h 10m

London Heathrow

mié. 11/5

12:05 pm-8:50 am

2 stops47h 45m

$988

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

vie. 11/7

10:45 pm-7:55 am

2 stops30h 10m

London Heathrow

dom. 11/16

4:20 pm-8:50 am

2 stops43h 30m

$989

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

mar. 10/28

9:45 pm-5:55 am

2 stops29h 10m

London Heathrow

lun. 11/3

10:00 am-8:50 am

1 stop25h 50m

$989

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

lun. 11/3

10:45 pm-5:55 am

2 stops28h 10m

London Heathrow

mar. 11/11

10:00 am-8:50 am

1 stop25h 50m

$989

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

dom. 11/2

10:45 pm-10:15 am

1 stop32h 30m

London Heathrow

lun. 11/24

4:20 pm-8:50 am

2 stops43h 30m

$989

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

jue. 12/18

11:55 am-6:00 pm

1 stop27h 05m

London Heathrow

vie. 1/9

6:50 pm-10:10 am

1 stop18h 20m

$990

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

lun. 12/22

11:55 pm-8:25 am

1 stop29h 30m

London Heathrow

mar. 1/13

5:25 pm-9:20 am

1 stop18h 55m

$1,014

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

mar. 1/13

3:00 pm-5:15 pm

2 stops23h 15m

London Heathrow

lun. 6/22

5:10 pm-7:24 am

1 stop19h 14m

$1,067

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 20 results
1
2

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

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

Use this chart to determine the optimal time to book a round-trip flight from Santiago to Heathrow. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Santiago to London Heathrow Airport, you should look to book at least 60 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, November is the cheapest month in which you can book a flight from Santiago to London Heathrow Airport (average of $661). Flying from Santiago to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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?

Find hourly flight availability from Santiago to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

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.

How much does it cost to fly round-trip from Santiago to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated septiembre 15, 2025.
See what other customers who have flown with LATAM Airlines, Air France, 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
1,847 reviews

Crew

8.0

Comfort

7.4

Overall

7.5

Entertainment

7.0

Boarding

7.6

Food

6.7

Reviews

1 / 20
4.0
Okay

Duane,Jun 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.
LATAM Airlines
7.5
Good
1,847 reviews
LATAM Airlines
7.5
Good
1,847 reviews

Crew

8.0

Comfort

7.4

Overall

7.5

Entertainment

7.0

Boarding

7.6

Food

6.7

Reviews

1 / 20
4.0
Okay

Duane,Jun 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.
Air France
7.4
Good
1,469 reviews
LATAM Airlines
7.5
Good
1,847 reviews

Crew

8.0

Comfort

7.4

Overall

7.5

Entertainment

7.0

Boarding

7.6

Food

6.7

Reviews

1 / 20
4.0
Okay

Duane,Jun 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.
British Airways
6.7
Okay
7,361 reviews
LATAM Airlines
7.5
Good
1,847 reviews

Crew

8.0

Comfort

7.4

Overall

7.5

Entertainment

7.0

Boarding

7.6

Food

6.7

Reviews

1 / 20
4.0
Okay

Duane,Jun 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

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?

    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 3 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 30h 45m. The distance from Santiago to London Heathrow Airport is about 7236 mi.

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

    According to our current data, LATAM Airlines ($787), Air France ($880), and British Airways ($1,003) 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 (89%), British Airways (89%), Iberia( 87%).

  • 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 $1,276, our data indicates the cheapest price to be $649. The most popular route (Santiago Arturo Merino Benitez - London Heathrow), is priced around $988.

  • 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, November is the cheapest month in which you can book a flight from Santiago to London Heathrow Airport (average of $661). Flying from Santiago to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone
Chichester

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Top 3 airlines flying from Santiago to Heathrow

Discover the top 3 airlines that operate flights from Santiago to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$787Average$1,498FlexibilityNo cancel feeOn-time81%
Air FranceCheapest$880Average$1,217FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$1,003Average$1,472FlexibilityNo cancel feeOn-time70%

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