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Cheap flights from London Heathrow Airport to Santiago from £471

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SCL
7 דצמ' — 14 דצמ'1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London Heathrow to Santiago Arturo Merino Benitez are usually found in June or September, booked 74 days in advance, depart on a Monday or Sunday and return on a Wednesday

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Cheapest flights from Heathrow to Santiago
Explore the most affordable flight options available from Heathrow to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 נובמבר 2025.

ו' 21/1113:25LHR - SCL
2 stops25h 50mAir Canada
ש' 6/1220:55SCL - LHR
1 stop30h 35mAir Canada
Deal found 4/11£781
א' 23/1111:10LHR - SCL
1 stop28h 05mAir Canada
ש' 6/1220:55SCL - LHR
2 stops31h 15mAir Canada
Deal found 5/11£787
ה' 27/1112:05LHR - SCL
1 stop23h 45mUnited Airlines
ש' 6/1222:45SCL - LHR
2 stops30h 10mUnited Airlines
Deal found 5/11£800
ו' 21/1113:35LHR - SCL
2 stops46h 15mUnited Airlines
ש' 6/1222:45SCL - LHR
2 stops52h 10mUnited Airlines
Deal found 4/11£803
ג' 18/1121:40LHR - SCL
1 stop29h 50mAvianca
ב' 24/1101:35SCL - LHR
1 stop34h 00mAvianca
Deal found 5/11£807
ה' 4/1213:25LHR - SCL
2 stops49h 50mAir Canada
ד' 4/220:55SCL - LHR
1 stop32h 35mAir Canada
Deal found 5/11£816
ב' 24/1118:00LHR - SCL
2 stops24h 20mAir Canada
ג' 9/1220:55SCL - LHR
2 stops31h 15mAir Canada
Deal found 6/11£819
א' 23/1113:25LHR - SCL
2 stops25h 50mAir Canada
ג' 9/1220:55SCL - LHR
2 stops31h 15mAir Canada
Deal found 5/11£823
ה' 4/1209:00LHR - SCL
2 stops54h 15mAir Canada
ד' 10/1220:55SCL - LHR
1 stop35h 25mAir Canada
Deal found 6/11£826
ג' 18/1121:40LHR - SCL
1 stop29h 50mMultiple Airlines
ב' 24/1103:50SCL - LHR
2 stops31h 15mMultiple Airlines
Deal found 5/11£836
ב' 17/1121:40LHR - SCL
1 stop34h 50mAvianca
ו' 21/1116:25SCL - LHR
1 stop19h 10mAvianca
Deal found 5/11£840
ה' 20/1121:40LHR - SCL
1 stop29h 50mAvianca
ה' 11/1216:25SCL - LHR
1 stop19h 10mAvianca
Deal found 6/11£841

Cheap flight deals from Heathrow to Santiago

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Santiago (SCL). 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 7 נובמבר 2025.

Round-trip from

£781

One-way from

£471

Popular in

December

Cheapest in

June

Average price

£907

Good round-trip deal

£964 or less
Air Canada
  • Air Canada
  • 21/11-6/12
  • 3 total stops
  • 56h 25m total
  • London to Santiago
Search Deals
14/4
  • 14/4
  • 1 total stop
  • 20h 30m total
  • London to Santiago
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£46 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Santiago Arturo Merino Benitez.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Santiago 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 858,174 searches. Data last updated 7 נובמבר 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Santiago that are best for you.

Fly from

Heathrow

Fly to

Santiago

Route

Depart

Return

Price

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ד' 4/3

16:35-09:55

2 stops44h 20m

Santiago Arturo Merino Benitez

ג' 17/3

11:40-14:55

2 stops24h 15m

£856

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ג' 17/3

06:05-22:15

1 stop19h 10m

Santiago Arturo Merino Benitez

ד' 15/4

22:20-19:10

1 stop15h 50m

£859

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ד' 18/3

08:25-22:15

1 stop16h 50m

Santiago Arturo Merino Benitez

ד' 15/4

22:20-19:10

1 stop15h 50m

£859

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ש' 21/3

19:40-22:15

1 stop29h 35m

Santiago Arturo Merino Benitez

ד' 15/4

22:20-19:10

1 stop15h 50m

£867

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ג' 30/12

09:40-07:40

2 stops25h 00m

Santiago Arturo Merino Benitez

ב' 2/3

23:15-07:50

1 stop29h 35m

£879

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ב' 23/3

22:15-09:50

Nonstop14h 35m

Santiago Arturo Merino Benitez

ד' 15/4

22:20-19:10

1 stop15h 50m

£880

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ה' 19/3

22:15-09:50

Nonstop14h 35m

Santiago Arturo Merino Benitez

ד' 15/4

22:20-19:10

1 stop15h 50m

£880

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ו' 28/11

15:50-07:40

1 stop42h 50m

Santiago Arturo Merino Benitez

ו' 5/12

23:10-07:50

1 stop29h 40m

£881

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ש' 22/11

08:55-07:40

1 stop25h 45m

Santiago Arturo Merino Benitez

ב' 8/12

21:30-06:25

1 stop29h 55m

£881

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

ב' 29/12

09:40-07:40

2 stops25h 00m

Santiago Arturo Merino Benitez

ש' 24/1

23:10-07:50

1 stop29h 40m

£881

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 21 results
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Best time to book a flight from Heathrow to Santiago

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

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Santiago. Price data was last updated on 31 October 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Santiago, you should look to book at least 74 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 London Heathrow Airport to Santiago?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Santiago (average of £605). Flying from London Heathrow Airport to Santiago in September is currently the most expensive (average of £785). 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 LHR to SCL?

Find hourly flight availability from Heathrow to Santiago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 נובמבר 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Santiago at midday. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight in the evening.

How much does it cost for a return flight from London Heathrow Airport to Santiago?

Reviews of airlines servicing Santiago

Get insights into the airlines that provide service to Santiago. 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 Santiago. Reviews last updated 7 נובמבר 2025.
Read reviews from past customers who have flown with LATAM Airlines, Air France, andAir Canada from London Heathrow Airport to Santiago. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Boarding

7.6

Overall

7.5

Comfort

7.3

Food

6.7

Crew

8.0

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
1,872 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Boarding

7.6

Overall

7.5

Comfort

7.3

Food

6.7

Crew

8.0

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!
Air France
7.4
Good
1,484 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Boarding

7.6

Overall

7.5

Comfort

7.3

Food

6.7

Crew

8.0

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!
Air Canada
7.1
Good
10,416 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Boarding

7.6

Overall

7.5

Comfort

7.3

Food

6.7

Crew

8.0

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!
Iberia
7.0
Good
3,007 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Boarding

7.6

Overall

7.5

Comfort

7.3

Food

6.7

Crew

8.0

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
7,500 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Boarding

7.6

Overall

7.5

Comfort

7.3

Food

6.7

Crew

8.0

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

Find useful and relevant information for your journey from Heathrow to Santiago. 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 into for flights to Santiago from London Heathrow?

    For a flight from London Heathrow to Santiago, you will be flying into Arturo Merino Benitez. Santiago Arturo Merino Benitez (SCL) is just 8.4 mi from the center of the city. Arturo Merino Benitez is the only Santiago airport and it handles 1 inbound flight from London Heathrow per day. 7 airlines have flights to Santiago Arturo Merino Benitez from London Heathrow on a regular basis.

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

    Departing from London Heathrow Airport to Santiago will take you 19h 10m. The distance from London Heathrow Airport to Santiago is about 7236 mi. This flight may include one or multiple stops.

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

    According to our current data, Air Canada (£609), Avianca (£718), and Finnair (£737) offers the cheapest pricing from London Heathrow Airport to Santiago. Air Canada is currently priced 35% below the average price you’ll pay for this route.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Santiago consider choosing Finnair (89%), Iberia (89%) or British Airways (89%) as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from London Heathrow Airport to Santiago is £838. On average you can expect to pay £2,369. The most popular route, (London Heathrow - Santiago Arturo Merino Benitez), can usually be booked for £729.

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

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

  • How can I find direct flights from Heathrow to Santiago?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Santiago 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 London Heathrow Airport to Santiago?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Santiago (average of £605). Flying from London Heathrow Airport to Santiago in September is currently the most expensive (average of £785). 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

Travelling to a place near Santiago?

Book flights to Santiago if you plan to visit one of these locations
Viña del Mar

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Top 7 airlines flying from Heathrow to Santiago

Discover the top 7 airlines that operate flights from Heathrow to Santiago. 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 858,174 searches. Data last updated 7 נובמבר 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£609Average£758FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapest£718Average£906FlexibilityNo cancel feeOn-time71%
Search Avianca flights
FinnairCheapest£737Average£905FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£760Average£1,002FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£768Average£978FlexibilityNo cancel feeOn-time77%
Search Air France flights
LATAM AirlinesCheapest£768Average£956FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
IberiaCheapest£813Average£1,164FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Santiago?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Santiago?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Santiago.

Can Cheapflights find flights from Heathrow to Santiago with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Santiago flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Santiago become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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