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Cheap flights from London Heathrow Airport to Santiago from £387

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SCL
25 Feb — 4 Mar1
1 adult

The best prices from London Heathrow to Santiago Arturo Merino Benitez are usually found in May or March, booked 49 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

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 20 February 2025.

Round-trip from

£773

One-way from

£387

Popular in

December

Cheapest in

May

Average price

£924

Good round-trip deal

£819 or less

Good one-way deal

£699 or less
Lufthansa
  • Lufthansa
  • 19/3-26/3
  • 3 total stops
  • 53h 40m total
  • London to Santiago
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12/3
  • 12/3
  • 3 total stops
  • 42h 30m total
  • London to Santiago
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Highest demand for flights based on searches. 7% potential increase in price (£59 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£21 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from London Heathrow to Santiago Arturo Merino Benitez.
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Price to beat on a one-way flight from London Heathrow to Santiago Arturo Merino Benitez.
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Find flight deals from Heathrow to Santiago

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 20 February 2025.

Sat 8/1114:30LHR - SCL
2 stops26h 50mLufthansa
Sat 20/1200:45SCL - LHR
2 stops26h 45mLufthansa
Deal found 19/2£764
Wed 19/1115:00LHR - SCL
1 stop24h 10mAir Canada
Thu 4/1200:45SCL - LHR
2 stops26h 45mAir Canada
Deal found 19/2£765
Tue 1/717:20LHR - SCL
1 stop20h 20mMultiple Airlines
Tue 8/722:15SCL - LHR
1 stop15h 55mMultiple Airlines
Deal found 19/2£779
Sat 15/314:30LHR - SCL
1 stop21h 30mFinnair
Mon 24/321:30SCL - LHR
1 stop30h 20mFinnair
Deal found 19/2£784
Thu 11/918:45LHR - SCL
1 stop17h 39mIberia
Thu 25/911:25SCL - LHR
1 stop17h 45mIberia
Deal found 19/2£789
Mon 8/919:45LHR - SCL
1 stop17h 00mAir France
Wed 1/1011:00SCL - LHR
1 stop17h 00mAir France
Deal found 19/2£798
Sat 8/1119:40LHR - SCL
1 stop28h 10mLATAM Airlines
Sun 14/1218:45SCL - LHR
1 stop16h 20mLATAM Airlines
Deal found 19/2£814
Fri 7/312:35LHR - SCL
1 stop23h 25mAmerican Airlines
Sun 23/321:30SCL - LHR
1 stop33h 10mAmerican Airlines
Deal found 19/2£827
Sat 15/1121:15LHR - SCL
1 stop17h 15mBritish Airways
Fri 5/1213:05SCL - LHR
Nonstop14h 10mBritish Airways
Deal found 19/2£841
Sun 26/1012:50LHR - SCL
1 stop22h 00mUnited Airlines
Sun 7/1222:45SCL - LHR
1 stop29h 45mUnited Airlines
Deal found 19/2£857
Mon 3/310:10LHR - SCL
2 stops24h 10mDelta
Mon 31/321:40SCL - LHR
2 stops29h 05mDelta
Deal found 19/2£883
Wed 26/221:40LHR - SCL
1 stop19h 40mAvianca
Wed 12/315:25SCL - LHR
1 stop20h 10mAvianca
Deal found 19/2£892

Find flights from Heathrow to Santiago within your budget

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 20 February 2025.

Fly from

Heathrow

Fly to

Santiago

Route

Depart

Return

Price

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Wed 19/3

18:00-12:20

1 stop21h 20m

Santiago Arturo Merino Benitez

Wed 26/3

19:50-07:10

2 stops32h 20m

£773

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Wed 26/3

09:00-12:20

2 stops30h 20m

Santiago Arturo Merino Benitez

Sat 12/4

23:55-11:50

2 stops30h 55m

£774

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Tue 1/7

17:20-08:40

1 stop20h 20m

Santiago Arturo Merino Benitez

Tue 8/7

22:15-19:10

1 stop15h 55m

£779

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Sat 15/3

14:30-09:00

1 stop21h 30m

Santiago Arturo Merino Benitez

Mon 24/3

21:30-06:50

1 stop30h 20m

£784

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Tue 22/4

18:45-07:20

1 stop17h 35m

Santiago Arturo Merino Benitez

Wed 21/5

17:45-15:05

1 stop16h 20m

£820

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Tue 1/7

06:10-20:50

1 stop19h 40m

Santiago Arturo Merino Benitez

Tue 8/7

22:15-19:10

1 stop15h 55m

£826

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Fri 7/3

12:35-09:00

1 stop23h 25m

Santiago Arturo Merino Benitez

Sun 23/3

21:30-09:40

1 stop33h 10m

£827

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Wed 18/6

07:50-20:35

1 stop17h 45m

Santiago Arturo Merino Benitez

Wed 20/8

22:15-21:55

1 stop18h 40m

£876

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Mon 3/3

10:10-07:20

2 stops24h 10m

Santiago Arturo Merino Benitez

Mon 31/3

21:40-06:45

2 stops29h 05m

£883

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Wed 4/6

09:00-07:45

1 stop27h 45m

Santiago Arturo Merino Benitez

Sun 22/6

10:00-08:00

1 stop17h 00m

£898

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 22 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.

Travel insights for flights from Heathrow to Santiago

Get recent, data-driven insights about flights from Heathrow to Santiago including ideal travel times, pricing trends, and more.

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 14 February 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 49 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Santiago (average of £1,031). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,468). 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 20 February 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 16% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from London Heathrow Airport to Santiago?

Use this chart to determine the cheapest time to fly return from Heathrow to Santiago. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Santiago flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Santiago by month

Plan your trip to Santiago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santiago ranges from 0.0 - 70.0 inches per month. June is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Santiago when rainfall is around 0.0 mm.

Temperature in Santiago by month

Plan your trip to Santiago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santiago, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 8.0 C).

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 20 February 2025.
To help decide which airline to fly from London to Santiago, see what other customers have to say about Delta, KLM and Finnair. 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.
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta
8.0
Very Good
8,236 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

LATAM Airlines
7.5
Good
1,795 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Air France
7.4
Good
1,451 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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. 8 airlines have flights to Santiago Arturo Merino Benitez from London Heathrow on a regular basis.

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

    According to our current data, Lufthansa (£773), Air Canada (£774), and Finnair (£784) offers the cheapest pricing from London Heathrow Airport to Santiago. Lufthansa is currently priced 16% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from London Heathrow Airport to Santiago one-way?

    The cheapet airlines for a one-way flight from London Heathrow Airport to Santiago are United Airlines (£456), Vueling (£510), and Avianca (£526).

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

    The cheapest flight price from London Heathrow Airport to Santiago is £647. On average you can expect to pay £1,151. The most popular route, (London Heathrow - Santiago Arturo Merino Benitez), can usually be booked for £664.

  • 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Santiago (average of £1,031). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,468). 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

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Top 8 airlines flying from Heathrow to Santiago

Discover the top 8 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 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£625Average£741FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapest£627Average£872FlexibilityNo cancel feeOn-time71%
Search Avianca flights
American AirlinesCheapest£680Average£781FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£732Average£1,184FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£749Average£885FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£782Average£950FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£783Average£1,000FlexibilityNo cancel feeOn-time77%
Search Iberia flights
LATAM AirlinesCheapest£792Average£1,042FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines 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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