Cheap flights from London Heathrow Airport to Santiago from £298
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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SCL
17 Sep — 24 Sep1
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 Thursday or Monday 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 August 2026.
Mon 31/821:55 -
Nonstop14h 35m
Tue 15/911:40 -
1 stop16h 45m
Deal found 15/8£744
Thu 24/917:10 -
1 stop19h 15m
Wed 14/1023:20 -
1 stop18h 55m
Deal found 16/8£758
Mon 9/1121:40 -
1 stop34h 50m
Mon 30/1120:35 -
1 stop38h 30m
Deal found 18/8£761
Sun 1/1121:40 -
1 stop20h 40m
Mon 30/1120:35 -
1 stop38h 30m
Deal found 15/8£768
Thu 5/1121:40 -
1 stop20h 40m
Mon 16/1107:35 -
1 stop27h 30m
Deal found 14/8£769
Tue 8/909:55 -
1 stop27h 30m
Thu 17/911:20 -
1 stop17h 50m
Deal found 13/8£772
Wed 11/1121:40 -
1 stop29h 50m
Sun 15/1104:45 -
1 stop30h 20m
Deal found 15/8£772
Sat 5/918:45 -
1 stop17h 40m
Tue 15/923:20 -
1 stop16h 25m
Deal found 13/8£774
Thu 19/1121:40 -
1 stop20h 40m
Mon 23/1104:45 -
1 stop30h 20m
Deal found 17/8£775
Thu 3/919:10 -
1 stop17h 15m
Sun 27/911:40 -
1 stop17h 50m
Deal found 15/8£775
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 August 2026.
Wed 10/222:15 -
Nonstop14h 35m
Sun 28/212:50 -
1 stop23h 30m
Deal found 14/8£869
Sat 3/1009:20 -
1 stop26h 55m
Tue 13/1020:40 -
1 stop29h 45m
Deal found 15/8£896
Thu 1/1018:30 -
3 stops39h 40m
Mon 5/1005:15 -
2 stops37h 10m
Deal found 14/8£899
Fri 9/1009:20 -
1 stop26h 55m
Sun 25/1023:10 -
2 stops28h 40m
Deal found 15/8£896
Tue 2/222:40 -
3 stops32h 10m
Wed 10/212:26 -
2 stops31h 04m
Deal found 13/8£901
Tue 8/911:45 -
2 stops24h 30m
Sun 20/920:40 -
1 stop29h 45m
Deal found 15/8£897
Fri 2/1006:30 -
2 stops42h 02m
Fri 9/1012:23 -
2 stops30h 02m
Deal found 17/8£924
Thu 5/1122:15 -
Nonstop14h 35m
Wed 9/1200:50 -
1 stop18h 25m
Deal found 14/8£1,061
Fri 2/1013:25 -
1 stop22h 50m
Fri 9/1020:40 -
2 stops30h 30m
Deal found 17/8£948
Fri 25/1207:30 -
1 stop17h 50m
Tue 26/114:10 -
2 stops21h 45m
Deal found 13/8£1,119
Sun 13/913:20 -
3 stops44h 50m
Mon 21/905:14 -
2 stops37h 11m
Deal found 14/8£1,030
Mon 28/1222:40 -
3 stops34h 12m
Thu 28/105:13 -
2 stops38h 17m
Deal found 17/8£1,099
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 August 2026.
Sat 3/1022:10 -
Nonstop14h 35m
Tue 13/1016:00 -
Nonstop14h 10m
Deal found 16/8£803
Wed 27/122:15 -
Nonstop14h 35m
Tue 23/213:15 -
Nonstop14h 20m
Deal found 17/8£860
Sat 3/1022:10 -
Nonstop14h 35m
Sun 18/1016:00 -
Nonstop14h 10m
Deal found 16/8£865
Mon 31/821:55 -
Nonstop14h 35m
Tue 15/916:00 -
Nonstop14h 10m
Deal found 16/8£886
Mon 7/921:55 -
Nonstop14h 35m
Tue 29/916:00 -
Nonstop14h 10m
Deal found 17/8£906
Sat 16/122:15 -
Nonstop14h 35m
Thu 11/312:30 -
Nonstop14h 20m
Deal found 15/8£907
Wed 28/1022:15 -
Nonstop14h 35m
Tue 10/1113:15 -
Nonstop14h 20m
Deal found 16/8£910
Thu 31/1222:15 -
Nonstop14h 35m
Thu 4/212:30 -
Nonstop14h 20m
Deal found 18/8£919
Last-minute flights from Heathrow to Santiago
Discover last-minute flight deals from Heathrow to Santiago. Data last updated 18 August 2026 and is based on user searches.
Sat 29/822:05 -
1 stop21h 10m
Mon 21/907:40 -
1 stop27h 55m
Deal found 16/8£788
Mon 31/821:55 -
Nonstop14h 35m
Tue 15/911:40 -
1 stop16h 45m
Deal found 15/8£744
Thu 3/919:10 -
1 stop17h 15m
Sun 27/911:40 -
1 stop17h 50m
Deal found 15/8£775
Sat 5/918:45 -
1 stop17h 40m
Tue 15/923:20 -
1 stop16h 25m
Deal found 13/8£774
Mon 7/911:30 -
1 stop24h 55m
Tue 29/910:05 -
2 stops20h 30m
Deal found 17/8£777
Tue 8/909:55 -
1 stop27h 30m
Thu 17/911:20 -
1 stop17h 50m
Deal found 13/8£772
Tue 8/917:10 -
1 stop19h 15m
Sun 27/923:00 -
1 stop16h 10m
Deal found 17/8£776
Thu 24/917:10 -
1 stop19h 15m
Wed 14/1023:20 -
1 stop18h 55m
Deal found 16/8£758
Mon 28/920:00 -
1 stop29h 40m
Wed 14/1011:20 -
1 stop17h 50m
Deal found 14/8£780
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 August 2026.
Mon 31/820:00 -
1 stop29h 40m
Deal found 15/8£298
Thu 3/918:45 -
1 stop31h 00m
Deal found 13/8£381
Wed 2/919:10 -
2 stops54h 35m
Deal found 14/8£390
Tue 25/815:30 -
2 stops34h 15m
Deal found 17/8£403
Tue 1/919:10 -
1 stop30h 35m
Deal found 15/8£404
Sat 5/920:50 -
3 stops52h 55m
Deal found 14/8£404
Thu 3/915:00 -
2 stops34h 40m
Deal found 13/8£405
Wed 26/815:30 -
2 stops34h 15m
Deal found 14/8£410
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 August 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 August 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 London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Wed 10/2
22:15-09:50
Nonstop14h 35m
Santiago Arturo Merino Benitez
Sun 28/2
12:50-15:20
1 stop23h 30m
£869
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Sat 3/10
09:20-08:15
1 stop26h 55m
Santiago Arturo Merino Benitez
Tue 13/10
20:40-06:25
1 stop29h 45m
£896
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Fri 9/10
09:20-08:15
1 stop26h 55m
Santiago Arturo Merino Benitez
Sun 25/10
23:10-06:50
2 stops28h 40m
£896
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Tue 8/9
11:45-08:15
2 stops24h 30m
Santiago Arturo Merino Benitez
Sun 20/9
20:40-06:25
1 stop29h 45m
£897
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Thu 1/10
18:30-06:10
3 stops39h 40m
Santiago Arturo Merino Benitez
Mon 5/10
05:15-22:25
2 stops37h 10m
£899
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Tue 2/2
22:40-03:50
3 stops32h 10m
Santiago Arturo Merino Benitez
Wed 10/2
12:26-22:30
2 stops31h 04m
£901
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Fri 2/10
06:30-20:32
2 stops42h 02m
Santiago Arturo Merino Benitez
Fri 9/10
12:23-22:25
2 stops30h 02m
£924
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Fri 2/10
13:25-08:15
1 stop22h 50m
Santiago Arturo Merino Benitez
Fri 9/10
20:40-07:10
2 stops30h 30m
£948
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Sun 13/9
13:20-06:10
3 stops44h 50m
Santiago Arturo Merino Benitez
Mon 21/9
05:14-22:25
2 stops37h 11m
£1,030
Fastest return journey
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Thu 5/11
22:15-09:50
Nonstop14h 35m
Santiago Arturo Merino Benitez
Wed 9/12
00:50-22:15
1 stop18h 25m
£1,061
Flights are sorted by cheapest return flights first.
Deals found on 13/8
Showing 1-10 of 23 resultsSorted by cheapest first
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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.
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 £869). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,242). 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 August 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?
Airfare is below average for this route at the moment.
London Heathrow Airport to Santiago flights typically cost between £968 and £1,250 in August.The cheapest return price found within the last 5 days was £744 on British Airways (31 Aug–15 Sept).
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 79 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 £728.
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 20m.
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 August 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.
Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.
Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.
Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.
Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.
Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.
Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.
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 14h 35m. 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, Avianca (£480), Air Canada (£682), and Air France (£766) 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 Avianca (£425), United Airlines (£445), and Iberia (£480).
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 (88%), Iberia (88%) or British Airways (88%) 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 £826. On average you can expect to pay £1,086. The most popular route, (London Heathrow - Santiago Arturo Merino Benitez), can usually be booked for £719.
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 £869). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,242). 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 August 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 August 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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