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Cheap flights from Santiago to London from £270

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 22/10. 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

Air France Logo
11:00 - 08:00SCL-LHR
17h 00m1 stop
Air France Logo
17:35 - 09:40LHR-SCL
19h 05m1 stop
£657Air France
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Mon, 20 Oct - Mon, 24 Nov
Avianca Logo
16:25 - 14:35SCL-LHR
19h 10m1 stop
Avianca Logo
21:40 - 15:20LHR-SCL
20h 40m1 stop
£659Avianca
Find Deal
Mon, 10 Nov - Wed, 3 Dec
LATAM Airlines Logo
17:25 - 17:15SCL-LHR
20h 50m2 stops
LATAM Airlines Logo
20:15 - 17:55LHR-SCL
24h 40m2 stops
£660LATAM Airlines
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Mon, 22 Dec - Wed, 7 Jan
LATAM Airlines Logo
04:32 - 14:05SCL-LHR
30h 33m2 stops
LATAM Airlines Logo
19:40 - 20:30LHR-SCL
27h 50m1 stop
£661LATAM Airlines
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Mon, 5 Jan - Sat, 24 Jan
Logo
12:05 - 07:55SCL-LHR
16h 50m1 stop
Logo
19:20 - 01:35LHR-SCL
33h 15m2 stops
£671
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Tue, 28 Oct - Tue, 11 Nov
Logo
12:35 - 16:05SCL-LHR
24h 30m2 stops
Logo
19:20 - 06:00LHR-SCL
37h 40m2 stops
£672
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Thu, 20 Nov - Sun, 30 Nov
Iberia Logo
13:05 - 09:15SCL-LHR
17h 10m1 stop
Iberia Logo
19:40 - 09:20LHR-SCL
16h 40m1 stop
£687Iberia
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Wed, 24 Dec - Sun, 18 Jan
Iberia Logo
13:05 - 08:25SCL-LHR
16h 20m1 stop
Iberia Logo
19:40 - 09:20LHR-SCL
16h 40m1 stop
£689Iberia
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Sun, 2 Nov - Mon, 24 Nov
British Airways Logo
13:05 - 09:15SCL-LHR
17h 10m1 stop
British Airways Logo
22:15 - 09:50LHR-SCL
14h 35mdirect
£695British Airways
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Mon, 2 Mar - Mon, 23 Mar
British Airways Logo
13:05 - 09:15SCL-LHR
17h 10m1 stop
British Airways Logo
21:55 - 07:35LHR-SCL
14h 40mdirect
£703British Airways
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Sat, 28 Feb - Sat, 23 May

Air France flights from Santiago to London Heathrow Airport

Our best Air France deals on Santiago to London Heathrow Airport flight tickets
Air France
20 Oct
SCL11:00Santiago Arturo Merino Benitez
17h 00m
1 stop
LHR08:00London Heathrow
24 Nov
LHR17:35London Heathrow
19h 05m
1 stop
SCL09:40Santiago Arturo Merino Benitez
£657
Find similar
Air France
20 Oct
SCL22:00Santiago Arturo Merino Benitez
16h 35m
1 stop
LHR18:35London Heathrow
25 Nov
LHR09:00London Heathrow
27h 40m
1 stop
SCL09:40Santiago Arturo Merino Benitez
£681
Find similar
Air France
20 Oct
SCL11:00Santiago Arturo Merino Benitez
17h 00m
1 stop
LHR08:00London Heathrow
26 Nov
LHR19:25London Heathrow
17h 15m
1 stop
SCL09:40Santiago Arturo Merino Benitez
£695
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LATAM Airlines flights from Santiago to London Heathrow Airport

Our best LATAM Airlines deals on Santiago to London Heathrow Airport flight tickets
LATAM Airlines
22 Dec
SCL17:25Santiago Arturo Merino Benitez
20h 50m
2 stops
LHR17:15London Heathrow
7 Jan
LHR20:15London Heathrow
24h 40m
2 stops
SCL17:55Santiago Arturo Merino Benitez
£660
Find similar
LATAM Airlines
5 Jan
SCL04:32Santiago Arturo Merino Benitez
30h 33m
2 stops
LHR14:05London Heathrow
24 Jan
LHR19:40London Heathrow
27h 50m
1 stop
SCL20:30Santiago Arturo Merino Benitez
£661
Find similar
LATAM Airlines
6 Jan
SCL17:25Santiago Arturo Merino Benitez
17h 40m
1 stop
LHR14:05London Heathrow
14 Jan
LHR20:15London Heathrow
18h 20m
1 stop
SCL11:35Santiago Arturo Merino Benitez
£662
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Santiago to London Heathrow Airport 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 12 September 2025.
Use the filters below to find and compare flights from Santiago to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 20/10

11:00-08:00

1 stop17h 00m

London Heathrow

Mon 24/11

17:35-09:40

1 stop19h 05m

£657

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 10/11

16:25-14:35

1 stop19h 10m

London Heathrow

Wed 3/12

21:40-15:20

1 stop20h 40m

£659

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 22/12

17:25-17:15

2 stops20h 50m

London Heathrow

Wed 7/1

20:15-17:55

2 stops24h 40m

£660

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 5/1

04:32-14:05

2 stops30h 33m

London Heathrow

Sat 24/1

19:40-20:30

1 stop27h 50m

£661

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 28/10

12:05-07:55

1 stop16h 50m

London Heathrow

Tue 11/11

19:20-01:35

2 stops33h 15m

£671

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Thu 20/11

12:35-16:05

2 stops24h 30m

London Heathrow

Sun 30/11

19:20-06:00

2 stops37h 40m

£672

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Wed 24/12

13:05-09:15

1 stop17h 10m

London Heathrow

Sun 18/1

19:40-09:20

1 stop16h 40m

£687

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sun 2/11

13:05-08:25

1 stop16h 20m

London Heathrow

Mon 24/11

19:40-09:20

1 stop16h 40m

£689

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 2/3

13:05-09:15

1 stop17h 10m

London Heathrow

Mon 23/3

22:15-09:50

Nonstop14h 35m

£695

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sat 28/2

13:05-09:15

1 stop17h 10m

London Heathrow

Sat 23/5

21:55-07:35

Nonstop14h 40m

£703

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 Heathrow Airport

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 Heathrow Airport?

In general, March is the cheapest month to fly from Santiago to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £687. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Santiago averaging around £712.

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

On average, the least expensive day to fly to London Heathrow Airport from Santiago is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £675. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £914.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Santiago to London Heathrow Airport in the evening for as low as £783. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £897 on average. Flights to London Heathrow Airport from Santiago at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

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

You are more likely to see cheaper flights to London Heathrow Airport from Santiago when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £844 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Santiago for as low as £739 on momondo.

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

There are 3 cabin classes available to choose from on Santiago Arturo Merino Benitez to London Heathrow 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 Heathrow Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Santiago to London Heathrow Airport flight.

How have Santiago to London Heathrow Airport flight prices changed over time?

As of September 2025, prices for Santiago to London Heathrow Airport flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Santiago to London Heathrow Airport

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

Cheap Santiago to London Heathrow Airport (SCL to LHR) flight deals and tips

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

Best price found

£552

Fastest flight time

14h 10m

Direct flights

Mon, Wed, Fri and Sat
The best one-way flight to London Heathrow Airport from Santiago in the past 72 hours is £552. The best return flight deal from Santiago to London Heathrow Airport found on momondo in the last 72 hours is £838.
The fastest flight from Santiago to London Heathrow Airport takes 14h 10m
Direct flights go from Santiago to London Heathrow Airport on Monday, Wednesday, Friday and Saturday. Airline offering direct flights is British Airways..
Search flight deals

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

    A flight from Santiago Arturo Merino Benitez to London Heathrow will travel around 7234.5 mi. Flights usually cover this in 15h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Santiago Arturo Merino Benitez Airport to London Heathrow Airport are updated daily.

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

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

    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 Heathrow Airport.

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

    The travel and health documents required for your trip to London Heathrow Airport 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 Heathrow Airport. 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 Heathrow Airport?

  • What is the most popular airline from Santiago to London Heathrow Airport?

Best airlines flying from Santiago to London Heathrow Airport

Compare and see reviews for airlines that fly from Santiago to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom £593Free CancellationRating
7.5
1,847 reviews
Search LATAM Airlines flights
IberiaPriceFrom £698Free CancellationRating
7.0
2,929 reviews
Search Iberia flights
British AirwaysPriceFrom £712Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

  • Iberia Flights From Santiago to London Heathrow Airport

    The lowest priced Iberia flight from Santiago to London Heathrow Airport from the last 72 hours was £946. Generally, Iberia has 2 flights on this route every week with an average price of £1,231. Iberia is rated 7.0/10 by our users.

  • British Airways Flights From Santiago to London Heathrow Airport

    Another popular option for Santiago to London Heathrow Airport flights is British Airways (6.6/10, 7,361 ratings). British Airways flies from Santiago to London Heathrow Airport around 2 times per week, with deals starting from £965 round-trip and rising to an average price of around £1,214.

Travelling to a place near London?

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santiago to London for you.

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

Flights from Santiago to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to London from Santiago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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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