Cheap flights from London Heathrow Airport to Santiago from £503
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SCL
18 Nov — 25 Nov1
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 June, booked 72 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from Heathrow to Santiago
Enter your travel dates to find the best prices.
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Best
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Last-minute
One-way
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 19 October 2026.
Mon 2/1121:35 -
1 stop30h 30m
Thu 12/1107:30 -
1 stop28h 05m
Deal found 19/10£770
Thu 26/1121:35 -
1 stop30h 30m
Thu 10/1216:15 -
1 stop19h 20m
Deal found 15/10£771
Mon 7/1221:35 -
1 stop30h 30m
Wed 20/107:30 -
1 stop28h 05m
Deal found 18/10£772
Wed 28/1021:35 -
1 stop30h 30m
Tue 17/1116:15 -
1 stop19h 20m
Deal found 17/10£775
Mon 26/1021:35 -
1 stop20h 35m
Tue 17/1116:15 -
1 stop19h 20m
Deal found 16/10£777
Wed 4/1121:35 -
1 stop20h 35m
Tue 2/216:15 -
1 stop19h 20m
Deal found 16/10£778
Sun 25/1021:35 -
1 stop35h 10m
Thu 29/1002:10 -
1 stop33h 25m
Deal found 16/10£779
Tue 3/1121:35 -
1 stop35h 10m
Tue 2/216:15 -
1 stop19h 20m
Deal found 16/10£779
Wed 4/1121:35 -
1 stop30h 30m
Thu 19/1107:30 -
1 stop28h 05m
Deal found 15/10£782
Sat 14/1121:35 -
1 stop30h 30m
Fri 20/1102:10 -
1 stop33h 25m
Deal found 17/10£782
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 19 October 2026.
Sun 1/1121:35 -
1 stop35h 10m
Sun 15/1107:30 -
1 stop28h 05m
Deal found 19/10£840
Mon 25/115:45 -
1 stop20h 35m
Sun 14/213:15 -
Nonstop14h 20m
Deal found 15/10£874
Sat 23/109:10 -
2 stops26h 40m
Fri 29/122:45 -
2 stops28h 35m
Deal found 16/10£1,209
Fri 22/117:05 -
2 stops21h 35m
Thu 11/213:10 -
2 stops23h 55m
Deal found 17/10£1,218
Sat 27/222:40 -
3 stops34h 16m
Sat 6/311:45 -
2 stops25h 35m
Deal found 15/10£1,336
Sat 23/117:25 -
1 stop18h 55m
Fri 12/213:15 -
Nonstop14h 20m
Deal found 17/10£915
Sun 3/119:05 -
1 stop17h 15m
Fri 26/200:50 -
1 stop16h 50m
Deal found 15/10£998
Wed 2/1218:45 -
1 stop17h 35m
Sun 6/1213:15 -
Nonstop14h 20m
Deal found 16/10£1,087
Thu 3/1222:15 -
Nonstop14h 35m
Thu 10/1212:30 -
Nonstop14h 20m
Deal found 19/10£1,152
Thu 26/1122:15 -
Nonstop14h 35m
Thu 10/1212:30 -
Nonstop14h 20m
Deal found 18/10£1,160
Fri 8/107:30 -
1 stop17h 50m
Sun 7/313:15 -
Nonstop14h 20m
Deal found 17/10£1,184
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 19 October 2026.
Thu 21/122:15 -
Nonstop14h 35m
Sun 14/213:15 -
Nonstop14h 20m
Deal found 18/10£773
Mon 25/122:15 -
Nonstop14h 35m
Sun 14/213:15 -
Nonstop14h 20m
Deal found 19/10£861
Mon 25/122:15 -
Nonstop14h 35m
Thu 11/212:30 -
Nonstop14h 20m
Deal found 18/10£873
Wed 20/122:15 -
Nonstop14h 35m
Sun 14/213:15 -
Nonstop14h 20m
Deal found 17/10£913
Wed 14/419:25 -
Nonstop18h 05m
Wed 5/510:10 -
Nonstop17h 20m
Deal found 15/10£941
Fri 2/419:25 -
Nonstop18h 05m
Sat 17/410:10 -
Nonstop17h 20m
Deal found 18/10£943
Sat 23/122:15 -
Nonstop14h 35m
Thu 11/212:30 -
Nonstop14h 20m
Deal found 15/10£982
Last-minute flights from Heathrow to Santiago
Discover last-minute flight deals from Heathrow to Santiago. Data last updated 19 October 2026 and is based on user searches.
Sun 25/1021:35 -
1 stop35h 10m
Thu 29/1002:10 -
1 stop33h 25m
Deal found 16/10£779
Mon 26/1021:35 -
1 stop20h 35m
Tue 17/1116:15 -
1 stop19h 20m
Deal found 16/10£777
Wed 28/1021:35 -
1 stop30h 30m
Tue 17/1116:15 -
1 stop19h 20m
Deal found 17/10£775
Mon 2/1121:35 -
1 stop30h 30m
Thu 12/1107:30 -
1 stop28h 05m
Deal found 19/10£770
Tue 3/1121:35 -
1 stop35h 10m
Tue 2/216:15 -
1 stop19h 20m
Deal found 16/10£779
Wed 4/1121:35 -
1 stop20h 35m
Tue 2/216:15 -
1 stop19h 20m
Deal found 16/10£778
Wed 4/1121:35 -
1 stop30h 30m
Thu 19/1107:30 -
1 stop28h 05m
Deal found 15/10£782
Wed 4/1121:35 -
1 stop20h 35m
Sun 8/1107:30 -
1 stop28h 05m
Deal found 19/10£784
Sat 14/1121:35 -
1 stop30h 30m
Fri 20/1102:10 -
1 stop33h 25m
Deal found 17/10£782
Thu 26/1121:35 -
1 stop30h 30m
Thu 10/1216:15 -
1 stop19h 20m
Deal found 15/10£771
Thu 26/1121:35 -
1 stop20h 35m
Wed 9/1207:30 -
1 stop28h 05m
Deal found 19/10£773
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 19 October 2026.
Mon 26/1021:35 -
1 stop30h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£503
Tue 29/1221:35 -
1 stop30h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£505
Tue 17/1121:35 -
1 stop20h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£508
Mon 23/1121:35 -
1 stop30h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/10£510
Tue 27/1021:35 -
1 stop30h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/10£511
Tue 24/1106:00 -
2 stops38h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£512
Tue 3/1121:35 -
1 stop35h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£513
Mon 16/1118:30 -
2 stops49h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£514
Mon 23/1108:15 -
2 stops60h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/10£514
Sun 27/1221:35 -
1 stop35h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£515
Sat 21/1106:00 -
2 stops38h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/10£516
Mon 2/1121:35 -
1 stop30h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/10£517
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 19 October 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 7,457,451 searches. Data last updated 19 October 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
Tue 8/12
07:40-08:50
2 stops52h 10m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£553
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Sun 15/11
07:40-08:50
2 stops28h 10m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£553
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Mon 23/11
07:50-08:50
2 stops52h 00m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£554
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Thu 12/11
16:20-08:50
2 stops43h 30m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£554
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Sun 6/12
16:20-08:50
2 stops43h 30m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£554
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Wed 11/11
13:35-08:50
2 stops46h 15m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£557
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Tue 24/11
07:40-08:50
2 stops52h 10m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£557
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Wed 28/10
13:35-07:50
2 stops45h 15m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£557
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Thu 3/12
16:20-08:50
2 stops43h 30m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£557
LondonSantiago
LHR London Heathrow - SCL Santiago Arturo Merino Benitez
LHRSCL
London Heathrow
Fri 6/11
18:00-08:50
2 stops65h 50m
Santiago Arturo Merino Benitez
Wed 31/12
00:00-04:00
Nonstop0h 00m
£562
Flights are sorted by cheapest return flights first.
Deals found on 15/10
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 £896). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,348). 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 19 October 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 £859 and £1,080 in November.The cheapest return price found within the last 5 days was £770 on Avianca (2 Nov–12 Nov).
How often are flights from London to Santiago delayed?
About 12% 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 Thursday 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 12% 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 44% 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 £798.
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 19m.
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 19 October 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 20h 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 (£567), Air France (£686), and Air Canada (£700) offers the cheapest pricing from London Heathrow Airport to Santiago. Avianca is currently priced 44% 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 (£434), United Airlines (£453), and Iberia (£488).
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 (68%), Iberia (68%) or British Airways (68%) 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 £785. On average you can expect to pay £1,366. The most popular route, (London Heathrow - Santiago Arturo Merino Benitez), can usually be booked for £734.
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 £896). Flying from London Heathrow Airport to Santiago in December is currently the most expensive (average of £1,348). 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.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 19 October 2026.
Explore flights to Santiago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 October 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 7,457,451 searches. Data last updated 19 October 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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