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Cheap flights from Santiago to London from £320

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 1/3. 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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Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
20:55 - 06:30
SCL
-
LHR
30h 35m
1 stop
Air Canada Logo
11:10 - 11:15
LHR
-
SCL
27h 05m
1 stop
£617Air Canada
Mon, 16 Feb - Wed, 18 Mar
United Airlines Logo
22:45 - 05:55
SCL
-
LHR
52h 10m
2 stops
United Airlines Logo
11:10 - 07:50
LHR
-
SCL
47h 40m
2 stops
£619United Airlines
Thu, 5 Mar - Sun, 8 Mar
Air Canada Logo
20:55 - 06:30
SCL
-
LHR
30h 35m
1 stop
Air Canada Logo
13:25 - 11:15
LHR
-
SCL
24h 50m
2 stops
£620Air Canada
Mon, 16 Feb - Tue, 17 Mar
LATAM Airlines Logo
18:40 - 14:05
SCL
-
LHR
16h 25m
1 stop
LATAM Airlines Logo
21:20 - 10:30
LHR
-
SCL
18h 10m
1 stop
£641LATAM Airlines
Wed, 11 Mar - Mon, 13 Apr
LATAM Airlines Logo
21:40 - 14:05
SCL
-
LHR
37h 25m
1 stop
LATAM Airlines Logo
06:15 - 20:30
LHR
-
SCL
19h 15m
1 stop
£644LATAM Airlines
Tue, 17 Mar - Wed, 13 May
Air France Logo
10:10 - 09:25
SCL
-
LGW
18h 15m
1 stop
Air France Logo
17:00 - 07:50
LGW
-
SCL
19h 50m
1 stop
£678Air France
Wed, 3 Jun - Wed, 17 Jun
Air France Logo
10:10 - 09:25
SCL
-
LGW
18h 15m
1 stop
Air France Logo
17:00 - 07:50
LGW
-
SCL
19h 50m
1 stop
£718Air France
Wed, 3 Jun - Wed, 17 Jun
Iberia Logo
13:05 - 08:50
SCL
-
LCY
16h 45m
1 stop
Iberia Logo
19:15 - 07:25
LCY
-
SCL
17h 10m
1 stop
£761Iberia
Wed, 11 Mar - Mon, 13 Apr
Iberia Logo
13:05 - 08:50
SCL
-
LCY
16h 45m
1 stop
Iberia Logo
19:15 - 07:25
LCY
-
SCL
17h 10m
1 stop
£777Iberia
Tue, 17 Mar - Wed, 29 Apr
British Airways Logo
13:05 - 08:50
SCL
-
LCY
16h 45m
1 stop
British Airways Logo
19:15 - 09:20
LCY
-
SCL
17h 05m
1 stop
£822British Airways
Sun, 1 Mar - Sun, 8 Mar

LATAM Airlines flights from Santiago to London

Our best LATAM Airlines deals on Santiago to London flight tickets
LATAM Airlines
11 Mar
SCL18:40Santiago Arturo Merino Benitez
16h 25m
1 stop
LHR14:05London Heathrow
13 Apr
LHR21:20London Heathrow
18h 10m
1 stop
SCL10:30Santiago Arturo Merino Benitez
£641
LATAM Airlines
17 Mar
SCL21:40Santiago Arturo Merino Benitez
37h 25m
1 stop
LHR14:05London Heathrow
13 May
LHR06:15London Heathrow
19h 15m
1 stop
SCL20:30Santiago Arturo Merino Benitez
£644
LATAM Airlines
18 Mar
SCL18:40Santiago Arturo Merino Benitez
16h 25m
1 stop
LHR14:05London Heathrow
23 Mar
LHR20:15London Heathrow
18h 25m
1 stop
SCL11:40Santiago Arturo Merino Benitez
£647

Air Canada flights from Santiago to London

Our best Air Canada deals on Santiago to London flight tickets
Air Canada
16 Feb
SCL20:55Santiago Arturo Merino Benitez
30h 35m
1 stop
LHR06:30London Heathrow
18 Mar
LHR11:10London Heathrow
27h 05m
1 stop
SCL11:15Santiago Arturo Merino Benitez
£617
Air Canada
16 Feb
SCL20:55Santiago Arturo Merino Benitez
30h 35m
1 stop
LHR06:30London Heathrow
16 Mar
LHR13:25London Heathrow
24h 50m
2 stops
SCL11:15Santiago Arturo Merino Benitez
£620
Air Canada
10 Feb
SCL20:55Santiago Arturo Merino Benitez
30h 35m
1 stop
LHR06:30London Heathrow
3 Mar
LHR13:25London Heathrow
20h 25m
1 stop
SCL06:50Santiago Arturo Merino Benitez
£642

momondo 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, momondo users made 279,928 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from Santiago to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 16/2

20:55-06:30

1 stop30h 35m

London Heathrow

Wed 18/3

11:10-11:15

1 stop27h 05m

£617

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Thu 5/3

22:45-05:55

2 stops52h 10m

London Heathrow

Sun 8/3

11:10-07:50

2 stops47h 40m

£619

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 16/2

20:55-06:30

1 stop30h 35m

London Heathrow

Tue 17/3

13:25-11:15

2 stops24h 50m

£620

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Wed 11/3

18:40-14:05

1 stop16h 25m

London Heathrow

Mon 13/4

21:20-10:30

1 stop18h 10m

£641

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 17/3

21:40-14:05

1 stop37h 25m

London Heathrow

Wed 13/5

06:15-20:30

1 stop19h 15m

£644

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Wed 3/6

10:10-09:25

1 stop18h 15m

London Gatwick

Wed 17/6

17:00-07:50

1 stop19h 50m

£678

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Wed 3/6

10:10-09:25

1 stop18h 15m

London Gatwick

Wed 17/6

17:00-07:50

1 stop19h 50m

£718

SantiagoLondon

SCL - LCY

SCLLCY

Santiago Arturo Merino Benitez

Wed 11/3

13:05-08:50

1 stop16h 45m

London City

Mon 13/4

19:15-07:25

1 stop17h 10m

£761

SantiagoLondon

SCL - LCY

SCLLCY

Santiago Arturo Merino Benitez

Tue 17/3

13:05-08:50

1 stop16h 45m

London City

Wed 29/4

19:15-07:25

1 stop17h 10m

£777

SantiagoLondon

SCL - LCY

SCLLCY

Santiago Arturo Merino Benitez

Sun 1/3

13:05-08:50

1 stop16h 45m

London City

Sun 8/3

19:15-09:20

1 stop17h 05m

£822

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

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 £665, 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 £666.

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

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £807. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Santiago to London for around £1,051.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £859. Flights in the morning are often more expensive, with an average ticket price of £1,051.

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 £848 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Santiago for as low as £730 on momondo.

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

There are 3 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 37% 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 February 2026, prices for Santiago to London flights are approximately 12% more expensive 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 return 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

£1,777

Fastest flight time

13h 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 £1,777. The best return flight deal from Santiago to London found on momondo in the last 72 hours is £1,122.
The fastest flight from Santiago to London takes 13h 10m
Direct flights go from Santiago to London on Monday, Wednesday, Friday and Saturday. Airline offering direct flights is British Airways..
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?

    There are 7247.2 mi between Santiago Arturo Merino Benitez and London. A reasonable flight in good conditions will take 13h 10m.

  • 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 are updated daily.

  • 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?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santiago Arturo Merino Benitez Airport to London.

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

    The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom £601Free CancellationRating
7.5
1,918 reviews
Search LATAM Airlines flights
IberiaPriceFrom £687Free CancellationRating
7.0
3,104 reviews
Search Iberia flights
British AirwaysPriceFrom £706Free CancellationRating
6.7
7,715 reviews
Search British Airways flights

  • Iberia Flights From Santiago to London

    Iberia flight deals from Santiago to London start from £687 round-trip. Over the 3 Iberia flights for this route in a normal week, average airfare is usually £900 round-trip - but some users have found much cheaper deals with momondo.

  • British Airways Flights From Santiago to London

    The best British Airways deal for Santiago to London flight tickets found on momondo in the last 72 hours was £706, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at £887 round-trip. British Airways operates 3 flights out of Santiago into London in an average week, so prices vary by time and availability. 7,714 British Airways reviews by users on momondo have scored the airline at 6.7/10.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Dover
Folkestone
Bedford
Colchester
Wembley
Worthing
Ramsgate

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Santiago to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Santiago to London flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Santiago.

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

Yes momondo offers price alerts on flights to London from Santiago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport