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Cheap flights from Santiago to London from £269

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — LON
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to London are usually found in March or November, booked 13 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Santiago to London

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to London (LON). 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 17 September 2025.

Round-trip from

£653

One-way from

£269

Popular in

July

Cheapest in

March

Average price

£875

Good round-trip deal

£767 or less

Good one-way deal

£570 or less
Avianca
  • Avianca
  • 26/10-16/11
  • 2 total stops
  • 48h 50m total
  • Santiago to London
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LATAM Airlines
  • LATAM Airlines
  • 23/10
  • 1 total stop
  • 18h 05m total
  • Santiago to London
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Highest demand for flights based on searches. 7% potential increase in price (£43 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Santiago Arturo Merino Benitez to London (LON).
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Price to beat on a one-way flight from Santiago Arturo Merino Benitez to London (LON).
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Find flight deals from Santiago to London

Cheapest flights from Santiago to London
Explore the most affordable flight options available from Santiago to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Sun 26/1007:25SCL - LHR
1 stop28h 10mAvianca
Sun 16/1121:40LHR - SCL
1 stop20h 40mAvianca
Deal found 16/9£653
Thu 27/1113:20SCL - LHR
2 stops21h 45mLATAM Airlines
Wed 27/521:20LHR - SCL
1 stop25h 30mLATAM Airlines
Deal found 16/9£654
Wed 12/1100:55SCL - LGW
2 stops36h 30mMultiple Airlines
Sat 22/1117:25LGW - SCL
1 stop30h 05mMultiple Airlines
Deal found 15/9£655
Sun 5/1000:55SCL - LHR
1 stop34h 40mAvianca
Wed 22/1022:05LHR - SCL
1 stop29h 25mAvianca
Deal found 15/9£655
Tue 28/1015:00SCL - LHR
2 stops20h 05mLATAM Airlines
Tue 18/1119:05LHR - SCL
1 stop17h 15mLATAM Airlines
Deal found 16/9£656
Sun 5/1000:55SCL - LHR
1 stop34h 40mAvianca
Sun 19/1022:05LHR - SCL
1 stop35h 10mAvianca
Deal found 15/9£656
Fri 24/1001:40SCL - LHR
1 stop33h 25mMultiple Airlines
Fri 16/113:40LHR - SCL
2 stops33h 50mMultiple Airlines
Deal found 16/9£657
Mon 6/1000:55SCL - LHR
1 stop34h 40mAvianca
Tue 21/1022:05LHR - SCL
1 stop20h 20mAvianca
Deal found 15/9£658
Sat 8/1112:05SCL - LHR
1 stop19h 25mAir France
Sun 23/1119:20LHR - SCL
1 stop17h 20mAir France
Deal found 16/9£659
Mon 10/1113:25SCL - LGW
2 stops26h 35mLATAM Airlines
Thu 20/1119:40LGW - SCL
2 stops25h 05mLATAM Airlines
Deal found 15/9£661
Mon 20/1000:55SCL - LHR
1 stop34h 40mAvianca
Sun 2/1121:40LHR - SCL
1 stop20h 40mAvianca
Deal found 16/9£661
Thu 9/1000:55SCL - LHR
1 stop34h 40mAvianca
Wed 15/1022:05LHR - SCL
1 stop20h 20mAvianca
Deal found 16/9£662

Cheapflights Fare Finder

 
Customise your flight search to find flights from Santiago to London 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 17 September 2025.
Use the filters below to find and compare flights from Santiago to London that are best for you.

Fly from

Santiago

Fly to

London

Route

Depart

Return

Price

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Fri 7/11

12:35-12:05

2 stops20h 30m

London Heathrow

Sun 23/11

19:20-09:40

1 stop17h 20m

£658

SantiagoLondon

SCL - LCY

SCLLCY

Santiago Arturo Merino Benitez

Tue 18/11

12:35-16:35

2 stops25h 00m

London City

Tue 9/12

17:05-11:05

2 stops21h 00m

£669

SantiagoLondon

SCL - STN

SCLSTN

Santiago Arturo Merino Benitez

Sun 9/11

16:00-16:15

1 stop21h 15m

London Stansted

Mon 24/11

09:35-08:50

1 stop26h 15m

£682

SantiagoLondon

SCL - STN

SCLSTN

Santiago Arturo Merino Benitez

Sat 8/11

17:30-22:55

3 stops26h 25m

London Stansted

Mon 24/11

13:50-09:40

2 stops22h 50m

£694

SantiagoLondon

SCL - STN

SCLSTN

Santiago Arturo Merino Benitez

Thu 13/11

11:55-11:30

1 stop20h 35m

London Stansted

Fri 21/11

16:20-05:30

2 stops40h 10m

£705

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Thu 5/3

13:05-15:45

2 stops23h 40m

London Gatwick

Tue 24/3

13:10-09:20

2 stops23h 10m

£713

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Sun 9/11

13:05-12:00

1 stop19h 55m

London Luton

Mon 24/11

06:15-22:15

1 stop19h 00m

£722

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 10/11

22:45-07:30

1 stop29h 45m

London Heathrow

Wed 19/11

12:05-08:50

1 stop23h 45m

£724

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 3/11

22:45-05:55

2 stops28h 10m

London Heathrow

Tue 11/11

12:05-08:50

1 stop23h 45m

£724

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 4/11

22:45-07:30

1 stop29h 45m

London Heathrow

Sat 15/11

12:05-08:50

1 stop23h 45m

£724

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 60 results
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Best time to book a flight from Santiago to London

Have a flexible travel schedule? Discover the best time to fly to London from Santiago 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.

Cheapflights Insights

Everything you need to know about your flight from Santiago to London

How far ahead should I book a flight from Santiago to London?

Use this chart to determine the optimal time to book a return flight from Santiago to London. Price data was last updated on 12 September 2025.

The best time to book flights from Santiago to London is 13 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Santiago to London?

Currently, January is the cheapest month in which you can book a flight from Santiago to London (average of £112). Flying from Santiago to London in August is currently the most expensive (average of £164). 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 SCL to LON?

Find hourly flight availability from Santiago to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

It’s typically best to fly out from Santiago to London in the evening. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost for a return flight from Santiago to London?

What’s the top stopover airport for flights from Santiago to London?

Share of one-stop return flights from Santiago to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Madrid (MAD) – chosen by Cheapflights users on 36% of one-stop itineraries from Santiago to London on Cheapflights.

What’s the cheapest stopover airport for flights from Santiago to London?

Average return fare for one-stop flights from Santiago to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Barcelona (BCN) is the most affordable one-stop option, with an average return flight price of £473.

What’s the fastest stopover option from Santiago to London?

Shortest average travel time for one-stop one-way flights from Santiago to London, 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: 16h 44m.

Which airport typically offers the quickest stopover for flights from Santiago to London?

Average stopover duration for one-stop one-way flights from Santiago to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Barcelona (BCN) offer the fastest connection on this route, with an average stopover time of 1h 18m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 17 September 2025.
Check out reviews from past customers who have flown with LATAM Airlines, Air France, andIberia from Santiago to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,849 reviews
Check prices

Comfort

7.4

Overall

7.5

Boarding

7.6

Entertainment

7.0

Crew

8.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Darrel,Sept 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.
LATAM Airlines
7.5
Good
1,849 reviews
LATAM Airlines
7.5
Good
1,849 reviews
Check prices

Comfort

7.4

Overall

7.5

Boarding

7.6

Entertainment

7.0

Crew

8.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Darrel,Sept 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.
Air France
7.4
Good
1,468 reviews
LATAM Airlines
7.5
Good
1,849 reviews
Check prices

Comfort

7.4

Overall

7.5

Boarding

7.6

Entertainment

7.0

Crew

8.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Darrel,Sept 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.
Iberia
7.0
Good
2,925 reviews
LATAM Airlines
7.5
Good
1,849 reviews
Check prices

Comfort

7.4

Overall

7.5

Boarding

7.6

Entertainment

7.0

Crew

8.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Darrel,Sept 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.
British Airways
6.7
Okay
7,367 reviews
LATAM Airlines
7.5
Good
1,849 reviews
Check prices

Comfort

7.4

Overall

7.5

Boarding

7.6

Entertainment

7.0

Crew

8.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Darrel,Sept 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.

Related info for your journey

Find useful and relevant information for your journey from Santiago to London. 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 from for flights from Santiago to London?

    Santiago Arturo Merino Benitez (SCL), located 8.4 mi from the city center, is the airport you fly out of when you book flights from Santiago to London. 3 airlines have flights from Arturo Merino Benitez to London on a regular basis. Booking flights from Santiago Arturo Merino Benitez to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • How long is the flight from Santiago to London?

    For as low as £742, KLM can have you in London from Santiago in 16h 05m. There are 7233 mi between Santiago and London. Both multi-stop and direct flights can be found to your destination and back.

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

    Our cheapest airline available from Santiago to London is LATAM Airlines. Our recent data shows that you can find tickets from as low as £589 on this airline. Additional options worth looking into are Iberia and British Airways, starting at £694 and £707 round-trip. Users have found that LATAM Airlines is 26% cheaper than the other options available to this destination.

  • What are the most popular routes from Santiago to London?

    Most travelers choose Santiago Arturo Merino Benitez - London Heathrow, Santiago Arturo Merino Benitez - London Gatwick or Santiago Arturo Merino Benitez - London City when deciding on the best route from Santiago to London.

  • What are the most reliable airlines from Santiago to London?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Santiago to London on time: Finnair (81%), Iberia (81%), British Airways (81%).

  • What are the cheapest flights from Santiago to London?

    Looking for the cheapest flight from Santiago to London? While on average our users pay £1,071, our data indicates the cheapest price to be £514. The most popular route (Santiago Arturo Merino Benitez - London Heathrow), is priced around £638.

  • Can I find deals for flights from Santiago to London that include hotel bookings?

    Yes. In addition to deals on Santiago to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Santiago to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago to London.

  • Can I find deals for business class flights from Santiago to London?

    Yes. Cheapflights offers flight deals from Santiago to London 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 Santiago to London?

    Currently, January is the cheapest month in which you can book a flight from Santiago to London (average of £112). Flying from Santiago to London in August is currently the most expensive (average of £164). 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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Book flights to London if you plan to visit one of these locations
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Top 3 airlines flying from Santiago to London

Discover the top 3 airlines that operate flights from Santiago to London. 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest£589Average£851FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
IberiaCheapest£694Average£903FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£707Average£885FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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 Santiago to London?

Cheapflights makes it easy to find Santiago to London 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 Santiago to London?

Cheapflights simply makes it quick and affordable to book flights from Santiago to London 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 Santiago to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Santiago to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Santiago to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Santiago today and book when prices fit your budget.

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