Cheap flights from London Heathrow Airport to Santiago from £366
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.
LHR — SCL
17 Aug — 24 Aug1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Santiago Arturo Merino Benitez are usually found in September or November, booked 72 days in advance, depart on a Monday or Friday and return on a Thursday
Cheap flight deals from Heathrow to Santiago
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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 18 July 2026.
Wed 18/1106:00
LHR
-
SCL
2 stops33h 15m
Air Canada
Wed 2/1208:25
SCL
-
LHR
1 stop19h 45m
Air Canada
Deal found 17/7£775
Wed 11/1106:00
LHR
-
SCL
2 stops33h 15m
Air Canada
Sat 21/1121:55
SCL
-
LHR
1 stop31h 35m
Air Canada
Deal found 16/7£777
Mon 5/1021:20
LHR
-
SCL
1 stop18h 10m
LATAM Airlines
Sun 18/1017:25
SCL
-
LHR
1 stop17h 40m
LATAM Airlines
Deal found 17/7£783
Wed 23/922:05
LHR
-
SCL
1 stop30h 15m
Avianca
Tue 13/1016:20
SCL
-
LHR
1 stop19h 15m
Avianca
Deal found 17/7£788
Fri 30/1018:00
LHR
-
SCL
1 stop20h 15m
Air Canada
Sat 21/1121:55
SCL
-
LHR
1 stop29h 35m
Air Canada
Deal found 17/7£789
Thu 10/922:05
LHR
-
SCL
1 stop35h 40m
Avianca
Sat 26/916:20
SCL
-
LHR
1 stop19h 15m
Avianca
Deal found 17/7£791
Thu 26/1106:50
LHR
-
SCL
2 stops27h 00m
Air Canada
Mon 30/1121:55
SCL
-
LHR
1 stop34h 25m
Air Canada
Deal found 16/7£797
Mon 2/1113:00
LHR
-
SCL
2 stops26h 15m
Air Canada
Mon 9/1121:55
SCL
-
LHR
1 stop31h 35m
Air Canada
Deal found 17/7£799
Fri 11/922:05
LHR
-
SCL
1 stop21h 10m
Multiple Airlines
Thu 1/1010:05
SCL
-
LHR
3 stops24h 20m
Multiple Airlines
Deal found 16/7£800
Best flights from Heathrow to Santiago
Discover carefully curated flight deals from Heathrow to Santiago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 July 2026.
Thu 22/1013:25
LHR
-
SCL
1 stop22h 50m
Delta
Sun 15/1123:10
SCL
-
LHR
2 stops29h 55m
Delta
Deal found 14/7£893
Sun 1/1111:35
LHR
-
SCL
2 stops24h 15m
United Airlines
Wed 25/1122:45
SCL
-
LHR
2 stops31h 55m
United Airlines
Deal found 14/7£922
Thu 5/1122:15
LHR
-
SCL
Nonstop14h 35m
British Airways
Thu 10/1212:30
SCL
-
LHR
Nonstop14h 20m
British Airways
Deal found 16/7£1,000
Wed 9/909:20
LHR
-
SCL
1 stop26h 55m
Delta
Sun 27/920:40
SCL
-
LHR
2 stops30h 05m
Delta
Deal found 14/7£893
Mon 31/810:45
LHR
-
SCL
2 stops25h 30m
Delta
Tue 15/920:40
SCL
-
LHR
2 stops30h 05m
Delta
Deal found 15/7£894
Fri 4/909:40
LHR
-
SCL
2 stops26h 35m
Delta
Sun 13/920:40
SCL
-
LHR
2 stops30h 05m
Delta
Deal found 12/7£896
Wed 26/811:15
LHR
-
SCL
1 stop25h 00m
Delta
Thu 3/920:40
SCL
-
LHR
1 stop28h 45m
Delta
Deal found 15/7£899
Fri 11/910:45
LHR
-
SCL
2 stops25h 30m
Delta
Wed 30/920:40
SCL
-
LHR
2 stops32h 10m
Delta
Deal found 16/7£899
Sun 23/815:15
LHR
-
SCL
1 stop21h 00m
Delta
Sun 30/820:40
SCL
-
LHR
1 stop35h 35m
Delta
Deal found 17/7£987
Direct flights from Heathrow to Santiago
Explore direct flight options from Heathrow to Santiago based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 July 2026.
Wed 4/1122:15
LHR
-
SCL
Nonstop14h 35m
British Airways
Sun 8/1113:15
SCL
-
LHR
Nonstop14h 20m
British Airways
Deal found 16/7£811
Mon 31/821:55
LHR
-
SCL
Nonstop14h 35m
British Airways
Tue 15/916:00
SCL
-
LHR
Nonstop14h 10m
British Airways
Deal found 16/7£916
Mon 2/1122:15
LHR
-
SCL
Nonstop14h 35m
British Airways
Tue 10/1113:15
SCL
-
LHR
Nonstop14h 20m
British Airways
Deal found 16/7£928
Thu 10/921:55
LHR
-
SCL
Nonstop14h 35m
British Airways
Tue 29/916:00
SCL
-
LHR
Nonstop14h 10m
British Airways
Deal found 14/7£934
Mon 5/1021:55
LHR
-
SCL
Nonstop14h 35m
British Airways
Sun 18/1016:00
SCL
-
LHR
Nonstop14h 10m
British Airways
Deal found 15/7£952
Mon 7/921:55
LHR
-
SCL
Nonstop14h 35m
British Airways
Tue 22/916:00
SCL
-
LHR
Nonstop14h 10m
British Airways
Deal found 15/7£955
Mon 4/122:15
LHR
-
SCL
Nonstop14h 35m
British Airways
Thu 4/212:30
SCL
-
LHR
Nonstop14h 20m
British Airways
Deal found 16/7£973
Thu 5/1122:15
LHR
-
SCL
Nonstop14h 35m
British Airways
Thu 10/1212:30
SCL
-
LHR
Nonstop14h 20m
British Airways
Deal found 16/7£1,000
Last-minute flights from Heathrow to Santiago
Discover last-minute flight deals from Heathrow to Santiago. Data last updated 18 July 2026 and is based on user searches.
Sat 15/820:00
LHR
-
SCL
1 stop29h 20m
Iberia
Tue 15/911:40
SCL
-
LHR
1 stop17h 50m
Iberia
Deal found 17/7£847
Sat 15/822:10
LHR
-
SCL
Nonstop14h 35m
British Airways
Tue 15/911:40
SCL
-
LHR
1 stop18h 55m
British Airways
Deal found 17/7£870
Sun 16/818:45
LHR
-
SCL
1 stop17h 40m
British Airways
Tue 25/822:20
SCL
-
LHR
1 stop15h 50m
British Airways
Deal found 16/7£836
Mon 17/821:55
LHR
-
SCL
Nonstop14h 35m
British Airways
Mon 24/822:20
SCL
-
LHR
1 stop15h 50m
British Airways
Deal found 13/7£843
Mon 17/811:30
LHR
-
SCL
1 stop24h 55m
Iberia
Sun 23/810:40
SCL
-
LHR
1 stop18h 55m
Iberia
Deal found 13/7£875
Mon 17/810:45
LHR
-
SCL
2 stops25h 30m
Delta
Sun 23/820:40
SCL
-
LHR
2 stops29h 05m
Delta
Deal found 15/7£894
Mon 17/815:15
LHR
-
SCL
1 stop21h 00m
Delta
Mon 24/820:40
SCL
-
LHR
2 stops31h 10m
Delta
Deal found 13/7£896
Tue 18/811:30
LHR
-
SCL
1 stop24h 55m
British Airways
Tue 25/822:20
SCL
-
LHR
1 stop15h 50m
British Airways
Deal found 16/7£833
Tue 18/807:50
LHR
-
SCL
1 stop17h 50m
Multiple Airlines
Tue 25/822:20
SCL
-
LHR
1 stop15h 50m
Multiple Airlines
Deal found 17/7£838
Thu 20/821:55
LHR
-
SCL
Nonstop14h 35m
British Airways
Mon 24/810:40
SCL
-
LHR
1 stop23h 15m
British Airways
Deal found 13/7£846
Mon 24/815:15
LHR
-
SCL
1 stop21h 00m
Delta
Mon 31/820:40
SCL
-
LHR
2 stops29h 05m
Delta
Deal found 14/7£893
Mon 31/818:45
LHR
-
SCL
1 stop17h 40m
British Airways
Tue 15/923:20
SCL
-
LHR
1 stop15h 50m
British Airways
Deal found 17/7£863
One-way flights from Heathrow to Santiago
Search for one-way flight options from Heathrow to Santiago. Find affordable one-way fares based on user searches. Data last updated 18 July 2026.
Thu 3/915:00
LHR
-
SCL
3 stops37h 20m
Multiple Airlines
Deal found 15/7£366
Mon 7/918:50
LHR
-
SCL
3 stops57h 30m
Multiple Airlines
Deal found 14/7£368
Wed 26/809:15
LHR
-
SCL
3 stops43h 05m
Multiple Airlines
Deal found 16/7£372
Thu 10/915:00
LHR
-
SCL
3 stops37h 20m
Multiple Airlines
Deal found 13/7£378
Sun 30/811:30
LHR
-
SCL
3 stops40h 50m
Multiple Airlines
Deal found 14/7£387
Wed 2/918:50
LHR
-
SCL
3 stops57h 30m
Multiple Airlines
Deal found 17/7£394
Find 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 18 July 2026.
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 18 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Santiago that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Thu 22/10
13:25-08:15
1 stop22h 50m
Santiago Arturo Merino Benitez
Sun 15/11
23:10-08:05
2 stops29h 55m
£893
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Wed 9/9
09:20-08:15
1 stop26h 55m
Santiago Arturo Merino Benitez
Sun 27/9
20:40-06:45
2 stops30h 05m
£893
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Mon 31/8
10:45-07:15
2 stops25h 30m
Santiago Arturo Merino Benitez
Tue 15/9
20:40-06:45
2 stops30h 05m
£894
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Fri 4/9
09:40-07:15
2 stops26h 35m
Santiago Arturo Merino Benitez
Sun 13/9
20:40-06:45
2 stops30h 05m
£896
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Wed 26/8
11:15-07:15
1 stop25h 00m
Santiago Arturo Merino Benitez
Thu 3/9
20:40-06:25
1 stop28h 45m
£899
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Fri 11/9
10:45-08:15
2 stops25h 30m
Santiago Arturo Merino Benitez
Wed 30/9
20:40-08:50
2 stops32h 10m
£899
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Sun 1/11
11:35-08:50
2 stops24h 15m
Santiago Arturo Merino Benitez
Wed 25/11
22:45-09:40
2 stops31h 55m
£922
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Sun 23/8
15:15-07:15
1 stop21h 00m
Santiago Arturo Merino Benitez
Sun 30/8
20:40-13:15
1 stop35h 35m
£987
Fastest return journey
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Thu 5/11
22:15-09:50
Nonstop14h 35m
Santiago Arturo Merino Benitez
Thu 10/12
12:30-05:50
Nonstop14h 20m
£1,000
Cheapest one-way
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Sat 28/11
10:00-08:50
1 stop25h 50m
£553
Flights are sorted by cheapest return flights first.
Deals found on 14/7
Showing 1-10 of 20 resultsSorted by cheapest first
1
2
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.
LHR-SCL
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
Prices
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Santiago?
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Santiago, you should look to book at least 71 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Santiago (average of £878). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,220). 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 18 July 2026.
When flying from London Heathrow Airport to Santiago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from London Heathrow Airport to Santiago?
How often are flights from London to Santiago delayed?
About 11% of weekly flights between London and Santiago have experienced delays in the past year, with the average delay time being 80 minutes.
What is the most punctual flight time for London to Santiago flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Santiago flights?
Over the past year, British Airways have had the lowest number of delays on this route, with just 11% of flights being delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Santiago?
Share of one-stop return flights from London Heathrow Airport to Santiago chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Madrid (MAD) – chosen by Cheapflights users on 41% of one-stop itineraries from London Heathrow Airport to Santiago on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Santiago?
Average return fare for one-stop flights from London Heathrow Airport to Santiago, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Toronto (YYZ) is the most affordable one-stop option, with an average return flight price of £727.
What’s the fastest stopover option from London Heathrow Airport to Santiago?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Santiago, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Madrid (MAD) have the shortest average one-way travel time for one-stop routes: 17h 21m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Santiago?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Santiago, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Montreal (YUL) offer the fastest connection on this route, with an average stopover time of 1h 50m.
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 18 July 2026.
Read reviews from past customers who have flown with Air France,LATAM Airlines, 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.
It was really terrific. Timely boarding, plane was extremely comfortable (hot day in Paris), and food was delicious. I could not have been more pleased.
It was really terrific. Timely boarding, plane was extremely comfortable (hot day in Paris), and food was delicious. I could not have been more pleased.
It was really terrific. Timely boarding, plane was extremely comfortable (hot day in Paris), and food was delicious. I could not have been more pleased.
It was really terrific. Timely boarding, plane was extremely comfortable (hot day in Paris), and food was delicious. I could not have been more pleased.
It was really terrific. Timely boarding, plane was extremely comfortable (hot day in Paris), and food was delicious. I could not have been more pleased.
It was really terrific. Timely boarding, plane was extremely comfortable (hot day in Paris), and food was delicious. I could not have been more pleased.
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 0 inbound flights from London Heathrow per day. 6 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 22h 50m. The distance from London Heathrow Airport to Santiago is about 7236 mi.
What are the cheapest airlines flying from London Heathrow Airport to Santiago round-trip?
According to our current data, Avianca (£483), Air Canada (£680), and Air France (£745) offers the cheapest pricing from London Heathrow Airport to Santiago. Avianca is currently priced 51% 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 (£448), Avianca (£451), and Iberia (£483).
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 (83%), Iberia (83%) or British Airways (83%) 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 £756. On average you can expect to pay £1,028. The most popular route, (London Heathrow - Santiago Arturo Merino Benitez), can usually be booked for £732.
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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Santiago (average of £878). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,220). 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.
Explore flights to Santiago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 July 2026.
Discover the top 6 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 18 July 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Santiago?
Cheapflights helps you search for flights from Heathrow to Santiago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
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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