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Cheap flights from Santiago to London from £303

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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — LON
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to London are usually found in March or November, booked 86 days in advance, depart on a Wednesday or Thursday and return on a Monday

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 16 November 2025.

Round-trip from

£643

One-way from

£303

Popular in

July

Cheapest in

March

Average price

£698

Good round-trip deal

£1,022 or less

Good one-way deal

£557 or less
Avianca
  • Avianca
  • 9/3-24/3
  • 2 total stops
  • 63h 50m total
  • Santiago to London
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LATAM Airlines
  • LATAM Airlines
  • 2/12
  • 2 total stops
  • 41h 30m total
  • Santiago to London
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Highest demand for flights based on searches. 8% potential increase in price (£55 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£12 potential savings vs. average return price).
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Average for round-trip flights in November 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

Enter your travel dates to find the best prices.

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 16 November 2025.

Mon 17/1116:25SCL - LHR
1 stop19h 10mAvianca
Sun 23/1121:40LHR - SCL
1 stop34h 50mAvianca
Deal found 15/11£647
Wed 24/1220:55SCL - LHR
1 stop30h 35mAir Canada
Wed 14/118:00LHR - SCL
1 stop21h 15mAir Canada
Deal found 15/11£649
Tue 18/1120:55SCL - LHR
1 stop35h 25mAir Canada
Tue 25/1111:10LHR - SCL
1 stop28h 05mAir Canada
Deal found 14/11£667
Tue 18/1120:55SCL - LHR
2 stops33h 25mAir Canada
Sun 23/1111:10LHR - SCL
1 stop28h 05mAir Canada
Deal found 15/11£668
Tue 30/1220:55SCL - LHR
2 stops33h 25mAir Canada
Tue 24/309:00LHR - SCL
2 stops29h 15mAir Canada
Deal found 16/11£673
Mon 17/1107:25SCL - LHR
1 stop28h 10mAvianca
Tue 25/1121:40LHR - SCL
1 stop29h 50mAvianca
Deal found 15/11£690
Thu 20/1120:55SCL - LHR
2 stops44h 40mAir Canada
Sun 23/1113:25LHR - SCL
2 stops25h 50mAir Canada
Deal found 15/11£706
Tue 18/1120:55SCL - LHR
1 stop35h 25mAir Canada
Tue 2/1218:00LHR - SCL
1 stop21h 15mAir Canada
Deal found 15/11£728
Wed 26/1113:05SCL - LGW
1 stop18h 45mIberia
Wed 3/1219:40LGW - SCL
1 stop16h 40mIberia
Deal found 14/11£829
Sun 30/1123:55SCL - LCY
1 stop29h 55mIberia
Thu 4/1219:15LCY - SCL
1 stop28h 15mIberia
Deal found 14/11£867
Mon 1/1213:05SCL - LCY
1 stop16h 45mIberia
Thu 1/119:15LCY - SCL
1 stop16h 35mIberia
Deal found 16/11£882
Mon 1/1223:55SCL - LGW
1 stop16h 05mIberia
Thu 1/107:00LGW - SCL
1 stop30h 10mIberia
Deal found 16/11£884

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 16 November 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 - LTN

SCLLTN

Santiago Arturo Merino Benitez

Sun 8/3

07:25-12:00

2 stops25h 35m

London Luton

Sun 15/3

17:15-15:20

2 stops25h 05m

£656

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Sun 8/3

01:35-12:05

2 stops31h 30m

London Luton

Mon 23/3

06:25-15:20

2 stops35h 55m

£662

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Wed 15/4

06:10-12:15

2 stops25h 05m

London Gatwick

Sun 19/4

07:40-04:15

2 stops25h 35m

£692

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Mon 20/4

06:10-12:50

2 stops25h 40m

London Gatwick

Wed 6/5

07:10-04:15

2 stops26h 05m

£710

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 24/2

13:05-09:15

1 stop17h 10m

London Heathrow

Thu 20/8

21:55-08:30

Nonstop15h 35m

£723

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Mon 16/2

07:25-12:05

2 stops25h 40m

London Luton

Sat 7/3

06:15-05:30

2 stops26h 15m

£724

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Sun 26/4

23:25-12:45

2 stops32h 20m

London Luton

Sun 3/5

07:00-20:50

1 stop18h 50m

£728

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Thu 19/2

13:05-08:25

1 stop16h 20m

London Heathrow

Thu 5/3

22:15-09:50

Nonstop14h 35m

£734

SantiagoLondon

SCL - STN

SCLSTN

Santiago Arturo Merino Benitez

Tue 7/4

22:20-21:05

1 stop17h 45m

London Stansted

Tue 21/4

15:55-07:20

1 stop20h 25m

£744

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Thu 27/11

22:45-07:30

1 stop29h 45m

London Heathrow

Thu 4/12

13:35-08:50

2 stops46h 15m

£747

Flights are sorted by cheapest return flights first.

Deals found on 14/11

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 14 November 2025.

The best time to book flights from Santiago to London is 86 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, April is the cheapest month in which you can book a flight from Santiago to London (average of £231). Flying from Santiago to London in September is currently the most expensive (average of £746). 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 16 November 2025.

It’s typically best to fly out from Santiago to London in the evening. Doing so could potentially save you 12% on the flight price compared to flying in the morning, which is usually more expensive.

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 37% 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 £489.

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 45m.

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 16 November 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
1,877 reviews
Check prices

Entertainment

7.0

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
LATAM Airlines
7.5
Good
1,877 reviews
LATAM Airlines
7.5
Good
1,877 reviews
Check prices

Entertainment

7.0

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
Air France
7.4
Good
1,489 reviews
LATAM Airlines
7.5
Good
1,877 reviews
Check prices

Entertainment

7.0

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
Iberia
7.0
Good
3,018 reviews
LATAM Airlines
7.5
Good
1,877 reviews
Check prices

Entertainment

7.0

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
British Airways
6.7
Okay
7,527 reviews
LATAM Airlines
7.5
Good
1,877 reviews
Check prices

Entertainment

7.0

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP

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 1 outbound flight to London per day.

  • How long is the flight from Santiago to London?

    For as low as £723, British Airways can have you in London from Santiago in 17h 10m. There are 7236 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 £624 on this airline. Additional options worth looking into are Iberia and British Airways, starting at £714 and £728 round-trip. Users have found that LATAM Airlines is 24% 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 (86%), Iberia (86%), British Airways (86%).

  • What are the cheapest flights from Santiago to London?

    Looking for the cheapest flight from Santiago to London? While on average our users pay £1,166, our data indicates the cheapest price to be £333. The most popular route (Santiago Arturo Merino Benitez - London Heathrow), is priced around £606.

  • 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, April is the cheapest month in which you can book a flight from Santiago to London (average of £231). Flying from Santiago to London in September is currently the most expensive (average of £746). 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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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 16 November 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest£624Average£922FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
IberiaCheapest£714Average£930FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£728Average£908FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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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