Cheap flights from London to Santiago from £347
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.
Cheapflights Tip: The best prices from London to Santiago Arturo Merino Benitez are usually found in March or May, booked 51 days in advance, depart on a Wednesday or Sunday and return on a Wednesday
Cheap flight deals from London to Santiago
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 8 July 2025.
Round-trip from | £812 |
---|---|
One-way from | £347 |
Popular in | December |
Cheapest in | March |
Average price | £988 |
Good round-trip deal | £930 or less |
Find flight deals from London to Santiago
Cheapest flights from London to SantiagoExplore the most affordable flight options available from London to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.
Explore the most affordable flight options available from London to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London 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 8 July 2025.
Use the filters below to find and compare flights from London to Santiago that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Sat 1/11
19:40-20:50
1 stop28h 10m
Santiago Arturo Merino Benitez
Mon 17/11
18:30-14:05
1 stop16h 35m
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Thu 21/8
10:55-06:45
1 stop24h 50m
Santiago Arturo Merino Benitez
Thu 28/8
22:55-06:25
1 stop26h 30m
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Mon 27/10
13:25-11:15
2 stops24h 50m
Santiago Arturo Merino Benitez
Sat 29/11
00:45-11:20
2 stops31h 35m
LondonSantiago
STN - SCL
STNSCL
London Stansted
Tue 11/11
19:45-05:10
2 stops36h 25m
Santiago Arturo Merino Benitez
Fri 14/11
23:55-19:30
1 stop16h 35m
LondonSantiago
LGW - SCL
LGWSCL
London Gatwick
Fri 5/9
13:05-06:45
1 stop22h 40m
Santiago Arturo Merino Benitez
Fri 26/9
23:55-06:20
1 stop26h 25m
LondonSantiago
LGW - SCL
LGWSCL
London Gatwick
Tue 25/11
19:35-22:15
1 stop29h 40m
Santiago Arturo Merino Benitez
Mon 1/12
11:55-09:10
1 stop18h 15m
LondonSantiago
LGW - SCL
LGWSCL
London Gatwick
Mon 24/11
19:35-14:05
2 stops21h 30m
Santiago Arturo Merino Benitez
Sat 29/11
12:25-12:25
2 stops21h 00m
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Wed 10/9
22:05-23:30
1 stop29h 25m
Santiago Arturo Merino Benitez
Tue 23/9
00:55-15:35
1 stop34h 40m
LondonSantiago
LHR - SCL
LHRSCL
London Heathrow
Thu 30/10
16:20-07:50
2 stops42h 30m
Santiago Arturo Merino Benitez
Mon 1/12
22:45-09:10
2 stops31h 25m
LondonSantiago
LGW - SCL
LGWSCL
London Gatwick
Fri 5/9
11:35-07:24
1 stop24h 49m
Santiago Arturo Merino Benitez
Sun 21/9
23:15-20:00
1 stop16h 45m
Best time to book a flight from London to Santiago
Have a flexible travel schedule? Discover the best time to fly to Santiago from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Santiago
How far ahead should I book a flight from London to Santiago?
Use this chart to determine the optimal time to book a return flight from London to Santiago. Price data was last updated on 27 June 2025.
To ensure you get the cheapest price possible for a flight from London to Santiago, you should look to book at least 51 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 to Santiago?
Currently, May is the cheapest month in which you can book a flight from London to Santiago (average of £1,031). Flying from London 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 LON to SCL?
Find hourly flight availability from London 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 8 July 2025.
A simple way to save on the total cost of your ticket is to fly from London to Santiago at midday. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the evening.
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 8 July 2025.
Read through reviews of airlines operating flights from London to Santiago, such as Delta, KLM, andLATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Related info for your journey
Find useful and relevant information for your journey from London to Santiago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Fly from London to Santiago on these airlines
Choose from the following airlines for your flight from London to Santiago. Flights are based on user searches made on Cheapflights and were last updated on 8 July 2025.
Top 8 airlines flying from London to Santiago
Discover the top 8 airlines that operate flights from London 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 8 July 2025.
Fly with Cheapflights
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 London to Santiago?
Cheapflights makes it easy to find London to Santiago flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from London to Santiago?
Cheapflights simply makes it quick and affordable to book flights from London to Santiago by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from London to Santiago with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Santiago, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from London to Santiago become cheaper?
Of course! You can now track prices for flights from London to Santiago and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.