How often are flights from Santiago to London delayed?

Historically, on average around 11% of flights between Santiago and London have experienced a delay on any given week. The average delay length over the past 12 months has been 67 minutes.

Which airline has the best punctuality record on Santiago to London flights?

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from Santiago Arturo Merino Benitez to London?

United Airlines, Avianca, and LEVEL are the most popular carriers operating from Santiago Arturo Merino Benitez to London

What is the most punctual flight time for Santiago to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airport is the most popular layover for flights between Santiago and London?

Madrid (MAD) was the most common stop: 29% of momondo users choosing 1-stop flights on this route connected there.

How many flights depart from Santiago to London on average per week?

As of December 2025, there are 3 flights per week flying from Santiago to London. The most common day of the week flights depart is Thu, with 100% of flights taking off on this day.

Which layover airport has the shortest travel time from Santiago to London?

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 17h 00m.

Which layover airport has the shortest connection time from Santiago to London?

Paris (CDG) has the shortest average layover time for this route: 1h 35m.

Which layover airport offers the lowest fares from Santiago to London?

Flights via Madrid (MAD) offer the lowest average round-trip price of $1,009.

When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to London?

Prices for flights from Santiago Arturo Merino Benitez Airport to London refresh daily.

How many operators does momondo search for flights from Santiago Arturo Merino Benitez Airport to London?

As of December 2025, there are 2 operators available to choose from for flights from Santiago Arturo Merino Benitez Airport to London.

How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to London?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santiago Arturo Merino Benitez Airport to London.

What documentation or ID do you need to fly to London?

The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$438 Cheap Flights from Santiago to London in 2025/26

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8:55 pm - 8:30 am

SCL

LHR

32h 35m1 stop

1:00 pm - 12:15 pm

LHR

SCL

26h 15m1 stop

$882Air Canada

Wed, Jan 28 - Wed, Feb 4

6:10 am - 5:20 pm

SCL

LGW

30h 10m2 stops

7:40 am - 4:15 am

LGW

SCL

25h 35m2 stops

$902Multiple Airlines

Tue, Apr 14 - Tue, Apr 28

6:10 am - 2:45 pm

SCL

LGW

27h 35m2 stops

8:00 am - 4:15 am

LGW

SCL

25h 15m2 stops

$908Multiple Airlines

Wed, Apr 22 - Thu, Apr 30

3:00 pm - 4:35 pm

SCL

LHR

22h 35m2 stops

7:10 pm - 8:25 am

LHR

SCL

18h 15m1 stop

$913LATAM Airlines

Tue, Feb 24 - Thu, Aug 20

6:10 am - 12:15 pm

SCL

LGW

25h 05m2 stops

6:50 am - 4:15 am

LGW

SCL

26h 25m2 stops

$947Multiple Airlines

Tue, Apr 21 - Mon, Apr 27

11:55 pm - 6:50 pm

SCL

LHR

15h 55m1 stop

7:10 pm - 8:25 am

LHR

SCL

18h 15m1 stop

$968LATAM Airlines

Tue, Feb 24 - Thu, Aug 20

10:30 am - 10:15 am

SCL

LGW

18h 45m1 stop

6:05 pm - 8:45 am

LGW

SCL

19h 40m1 stop

$973LEVEL

Sat, May 2 - Wed, May 27

10:45 pm - 5:55 am

SCL

LHR

52h 10m2 stops

1:35 pm - 7:50 am

LHR

SCL

45h 15m2 stops

$1,033United Airlines

Wed, Feb 18 - Thu, Mar 12

10:30 am - 8:25 pm

SCL

LGW

28h 55m1 stop

6:50 am - 8:45 am

LGW

SCL

30h 55m1 stop

$1,036LEVEL

Tue, Apr 21 - Mon, Apr 27

10:10 am - 9:20 am

SCL

LGW

18h 10m1 stop

5:10 pm - 7:50 am

LGW

SCL

19h 40m1 stop

$1,046Air France

Sat, May 9 - Wed, May 27

Air Canada flights from Santiago to London

Our best Air Canada deals on Santiago to London flight tickets

Air Canada

Dec 22

SCL8:55 pmSantiago Arturo Merino Benitez

44h 40m

2 stops

LHR8:35 pmLondon Heathrow

Jan 13

LHR1:25 pmLondon Heathrow

20h 25m

1 stop

SCL6:50 amSantiago Arturo Merino Benitez

$879

Find similar

Air Canada

Jan 28

SCL8:55 pmSantiago Arturo Merino Benitez

32h 35m

1 stop

LHR8:30 amLondon Heathrow

Feb 4

LHR1:00 pmLondon Heathrow

26h 15m

1 stop

SCL12:15 pmSantiago Arturo Merino Benitez

$882

Find similar

Air Canada

Jan 28

SCL8:55 pmSantiago Arturo Merino Benitez

30h 35m

1 stop

LHR6:30 amLondon Heathrow

Feb 19

LHR1:25 pmLondon Heathrow

20h 25m

1 stop

SCL6:50 amSantiago Arturo Merino Benitez

$1,009

Find similar

LATAM Airlines flights from Santiago to London

Our best LATAM Airlines deals on Santiago to London flight tickets

LATAM Airlines

Feb 24

SCL3:00 pmSantiago Arturo Merino Benitez

22h 35m

2 stops

LHR4:35 pmLondon Heathrow

Aug 20

LHR7:10 pmLondon Heathrow

18h 15m

1 stop

SCL8:25 amSantiago Arturo Merino Benitez

$913

Find similar

LATAM Airlines

Feb 24

SCL4:15 pmSantiago Arturo Merino Benitez

22h 00m

2 stops

LHR5:15 pmLondon Heathrow

Aug 20

LHR6:45 pmLondon Heathrow

18h 40m

1 stop

SCL8:25 amSantiago Arturo Merino Benitez

$967

Find similar

LATAM Airlines

Feb 24

SCL1:05 pmSantiago Arturo Merino Benitez

17h 10m

1 stop

LHR9:15 amLondon Heathrow

Aug 20

LHR7:10 pmLondon Heathrow

18h 15m

1 stop

SCL8:25 amSantiago Arturo Merino Benitez

$968

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Wed 1/28

8:55 pm-8:30 am

1 stop32h 35m

London Heathrow

Wed 2/4

1:00 pm-12:15 pm

1 stop26h 15m

$882

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Tue 4/14

6:10 am-5:20 pm

2 stops30h 10m

London Gatwick

Tue 4/28

7:40 am-4:15 am

2 stops25h 35m

$902

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Wed 4/22

6:10 am-2:45 pm

2 stops27h 35m

London Gatwick

Thu 4/30

8:00 am-4:15 am

2 stops25h 15m

$908

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 2/24

3:00 pm-4:35 pm

2 stops22h 35m

London Heathrow

Thu 8/20

7:10 pm-8:25 am

1 stop18h 15m

$913

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Tue 4/21

6:10 am-12:15 pm

2 stops25h 05m

London Gatwick

Mon 4/27

6:50 am-4:15 am

2 stops26h 25m

$947

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 2/24

11:55 pm-6:50 pm

1 stop15h 55m

London Heathrow

Thu 8/20

7:10 pm-8:25 am

1 stop18h 15m

$968

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Sat 5/2

10:30 am-10:15 am

1 stop18h 45m

London Gatwick

Wed 5/27

6:05 pm-8:45 am

1 stop19h 40m

$973

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Wed 2/18

10:45 pm-5:55 am

2 stops52h 10m

London Heathrow

Thu 3/12

1:35 pm-7:50 am

2 stops45h 15m

$1,033

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Tue 4/21

10:30 am-8:25 pm

1 stop28h 55m

London Gatwick

Mon 4/27

6:50 am-8:45 am

1 stop30h 55m

$1,036

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Sat 5/9

10:10 am-9:20 am

1 stop18h 10m

London Gatwick

Wed 5/27

5:10 pm-7:50 am

1 stop19h 40m

$1,046

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How to get the cheapest flight ticket from Santiago to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Santiago is in March. Flight prices, which tend to average around $898, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Santiago averaging around $912.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Santiago to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $1,242. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,534. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Santiago in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,119 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $1,534. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Santiago Arturo Merino Benitez to London flight route?

Fly from Santiago Arturo Merino Benitez to London Heathrow for the best Santiago Arturo Merino Benitez - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Santiago when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,146 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Santiago for as low as $970 on momondo.

What cabin class options are available on Santiago Arturo Merino Benitez to London flights?

There are 4 cabin classes available to choose from on Santiago Arturo Merino Benitez to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Santiago to London flights?

You could potentially save up to 36% on your flight if you consider stops on a Santiago to London flight.

How have Santiago to London flight prices changed over time?

As of December 2025, prices for Santiago to London flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Santiago to London

Are you open to changing your travel dates? Check out the ideal times to fly from Santiago to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Santiago to London (SCL to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santiago to London

Best Price Found	$709
Fastest flight time	14h 10m
Direct flights	Mon, Wed, Fri and Sat
Airports in London	6 airports

The best one-way flight to London from Santiago in the past 72 hours is $709. The best round-trip flight deal from Santiago to London found on momondo in the last 72 hours is $1,202.

The fastest flight from Santiago to London takes 14h 10m

Direct flights go from Santiago to London on Monday, Wednesday, Friday and Saturday. There are no airlines offering direct flights.

There are 6 airports in London. From Santiago there are direct flights to London Heathrow (LHR).

Search flight deals

How far is Santiago Arturo Merino Benitez to London by plane?
The straight-line distance from Santiago Arturo Merino Benitez to London is 7247.2 mi. 14h 10m is a normal flight duration for this route.
When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to London?
Prices for flights from Santiago Arturo Merino Benitez Airport to London refresh daily.
How many operators does momondo search for flights from Santiago Arturo Merino Benitez Airport to London?
As of December 2025, there are 2 operators available to choose from for flights from Santiago Arturo Merino Benitez Airport to London.
How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santiago Arturo Merino Benitez Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Santiago to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Santiago to London is Boeing 787-9 Dreamliner (73.27% of total bookings). The next most popular plane models are Airbus A350-900 (20.74%), Airbus A330-200 (3.23%), and Boeing 787-8 Dreamliner (1.38%).
What is the most popular airline from Santiago to London?
Based on momondo bookings for flights between Santiago and London, the leading airline is LATAM Airlines, making up 29% of the total bookings. Other popular airlines include British Airways with 27%, Avianca with 23%, and Iberia with 21%.

Best airlines flying from Santiago to London

Compare and see reviews for airlines that fly from Santiago to London with momondo

Airline	Rating	Free Cancellation	Price
LATAM Airlines	PriceFrom $787	Free Cancellation	Rating 7.5 1,892 reviews		Search LATAM Airlines flights
British Airways	PriceFrom $993	Free Cancellation	Rating 6.7 7,585 reviews		Search British Airways flights

British Airways Flights From Santiago to London
British Airways operates around 3 flights from Santiago to London every week. The average price of these flights found in the last 72 hours has been $1,275, but momondo users have found British Airways deals from Santiago to London from as low as $993 round-trip. British Airways has been scored 6.7/10 in 7,585 reviews.

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Wembley

Watford

Ilford

Cobham

Folkestone

Romford

Richmond

Uxbridge

Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Santiago to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Santiago.

Can I find flights from Santiago to London with flexible booking policies on momondo?

All flight searches from Santiago to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Santiago to London?

Once you have performed a search for Santiago to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Santiago to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Santiago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Santiago to London from $438

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santiago to London departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Santiago to London

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See travel insights to London from

How to get the cheapest flight ticket from Santiago to London

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

What is the cheapest time of day to depart on your flight to London?

What is the cheapest Santiago Arturo Merino Benitez to London flight route?

Fly from Santiago Arturo Merino Benitez to London Heathrow for the best Santiago Arturo Merino Benitez - London flight prices

How far in advance should I book a flight to London?

What cabin class options are available on Santiago Arturo Merino Benitez to London flights?

There are 4 cabin classes available to choose from on Santiago Arturo Merino Benitez to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Santiago to London flights?

You could potentially save up to 36% on your flight if you consider stops on a Santiago to London flight.

How have Santiago to London flight prices changed over time?

As of December 2025, prices for Santiago to London flights are approximately 4% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Santiago Arturo Merino Benitez to London?

United Airlines, Avianca, and LEVEL are the most popular carriers operating from Santiago Arturo Merino Benitez to London

How often are flights from Santiago to London delayed?

Historically, on average around 11% of flights between Santiago and London have experienced a delay on any given week. The average delay length over the past 12 months has been 67 minutes.

What is the most punctual flight time for Santiago to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Santiago to London flights?

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Santiago and London?

Madrid (MAD) was the most common stop: 29% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Santiago to London?

Flights via Madrid (MAD) offer the lowest average round-trip price of $1,009.

Which layover airport has the shortest travel time from Santiago to London?

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 17h 00m.

Which layover airport has the shortest connection time from Santiago to London?

Paris (CDG) has the shortest average layover time for this route: 1h 35m.

How many flights depart from Santiago to London on average per week?

As of December 2025, there are 3 flights per week flying from Santiago to London. The most common day of the week flights depart is Thu, with 100% of flights taking off on this day.

When to book flights from Santiago to London

Cheap Santiago to London (SCL to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santiago to London

Best Price Found

Fastest flight time

Direct flights

Airports in London

How far is Santiago Arturo Merino Benitez to London by plane?

When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to London?

How many operators does momondo search for flights from Santiago Arturo Merino Benitez Airport to London?

How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to London?

What documentation or ID do you need to fly to London?

What is the most popular plane model from Santiago to London?

What is the most popular airline from Santiago to London?

Best airlines flying from Santiago to London

Compare and see reviews for airlines that fly from Santiago to London with momondo

British Airways Flights From Santiago to London

Traveling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Santiago to London?

Can I find flights from Santiago to London with flexible booking policies on momondo?

How can momondo help me find flights from Santiago to London?

I’m not ready to book a flight from Santiago to London right now. Can momondo alert me if prices change?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.