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Cheap flights from Santiago to London from £326

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 19/11. 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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Cheap return flights

Avianca Logo
06:10 - 15:35SCL-LHR
28h 25m1 stop
Avianca Logo
22:05 - 22:30LHR-SCL
29h 25m1 stop
£632Avianca
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Sun, 10 Aug - Sat, 23 Aug
Avianca Logo
01:35 - 14:35SCL-LHR
34h 00m1 stop
Avianca Logo
21:40 - 05:30LHR-SCL
34h 50m1 stop
£637Avianca
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Sun, 2 Nov - Tue, 11 Nov
Avianca Logo
14:30 - 15:35SCL-LHR
20h 05m1 stop
Avianca Logo
22:05 - 22:30LHR-SCL
29h 25m1 stop
£637Avianca
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Sun, 10 Aug - Sat, 23 Aug
LATAM Airlines Logo
16:00 - 14:55SCL-LHR
19h 55m1 stop
LATAM Airlines Logo
19:05 - 20:40LHR-SCL
28h 35m1 stop
£640LATAM Airlines
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Fri, 14 Nov - Sat, 6 Dec
LATAM Airlines Logo
15:30 - 15:05SCL-LHR
19h 35m2 stops
LATAM Airlines Logo
20:15 - 20:30LHR-SCL
27h 15m1 stop
£640LATAM Airlines
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Mon, 13 Oct - Sun, 26 Oct
LATAM Airlines Logo
21:30 - 14:05SCL-LHR
37h 35m1 stop
LATAM Airlines Logo
20:15 - 11:35LHR-SCL
18h 20m1 stop
£641LATAM Airlines
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Mon, 3 Nov - Wed, 26 Nov
Logo
09:55 - 13:50SCL-LHR
22h 55m2 stops
Logo
17:35 - 07:45LHR-SCL
19h 10m1 stop
£660
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Tue, 12 Aug - Tue, 26 Aug
Logo
09:55 - 10:45SCL-LHR
19h 50m2 stops
Logo
17:35 - 07:45LHR-SCL
19h 10m1 stop
£661
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Tue, 12 Aug - Tue, 26 Aug
Air France Logo
10:00 - 08:00SCL-LHR
17h 00m1 stop
Air France Logo
15:25 - 07:45LHR-SCL
21h 20m1 stop
£661Air France
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Tue, 12 Aug - Tue, 26 Aug
Air France Logo
12:05 - 08:00SCL-LHR
16h 55m1 stop
Air France Logo
19:20 - 09:40LHR-SCL
17h 20m1 stop
£665Air France
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Sun, 2 Nov - Mon, 24 Nov

LATAM Airlines flights from Santiago to London Heathrow Airport

Our best LATAM Airlines deals on Santiago to London Heathrow Airport flight tickets
LATAM Airlines
12 Aug
SCL13:20Santiago Arturo Merino Benitez
20h 45m
1 stop
LHR15:05London Heathrow
26 Aug
LHR16:15London Heathrow
20h 05m
1 stop
SCL07:20Santiago Arturo Merino Benitez
£623
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LATAM Airlines
14 Nov
SCL16:00Santiago Arturo Merino Benitez
19h 55m
1 stop
LHR14:55London Heathrow
6 Dec
LHR19:05London Heathrow
28h 35m
1 stop
SCL20:40Santiago Arturo Merino Benitez
£640
Find similar
LATAM Airlines
13 Oct
SCL15:30Santiago Arturo Merino Benitez
19h 35m
2 stops
LHR15:05London Heathrow
26 Oct
LHR20:15London Heathrow
27h 15m
1 stop
SCL20:30Santiago Arturo Merino Benitez
£640
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KLM flights from Santiago to London Heathrow Airport

Our best KLM deals on Santiago to London Heathrow Airport flight tickets
KLM
5 Aug
SCL10:00Santiago Arturo Merino Benitez
22h 50m
2 stops
LHR13:50London Heathrow
18 Aug
LHR19:15London Heathrow
41h 30m
2 stops
SCL07:45Santiago Arturo Merino Benitez
£713
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KLM
5 Aug
SCL10:00Santiago Arturo Merino Benitez
28h 25m
2 stops
LHR19:25London Heathrow
18 Aug
LHR19:15London Heathrow
41h 55m
2 stops
SCL08:10Santiago Arturo Merino Benitez
£761
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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 31 July 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

Sun 10/8

06:10-15:35

1 stop28h 25m

London Heathrow

Sat 23/8

22:05-22:30

1 stop29h 25m

£632

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sun 2/11

01:35-14:35

1 stop34h 00m

London Heathrow

Tue 11/11

21:40-05:30

1 stop34h 50m

£637

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sun 10/8

14:30-15:35

1 stop20h 05m

London Heathrow

Sat 23/8

22:05-22:30

1 stop29h 25m

£637

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Fri 14/11

16:00-14:55

1 stop19h 55m

London Heathrow

Sat 6/12

19:05-20:40

1 stop28h 35m

£640

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 13/10

15:30-15:05

2 stops19h 35m

London Heathrow

Sun 26/10

20:15-20:30

1 stop27h 15m

£640

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Mon 3/11

21:30-14:05

1 stop37h 35m

London Heathrow

Wed 26/11

20:15-11:35

1 stop18h 20m

£641

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 12/8

09:55-13:50

2 stops22h 55m

London Heathrow

Tue 26/8

17:35-07:45

1 stop19h 10m

£660

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 12/8

09:55-10:45

2 stops19h 50m

London Heathrow

Tue 26/8

17:35-07:45

1 stop19h 10m

£661

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 12/8

10:00-08:00

1 stop17h 00m

London Heathrow

Tue 26/8

15:25-07:45

1 stop21h 20m

£661

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Sun 2/11

12:05-08:00

1 stop16h 55m

London Heathrow

Mon 24/11

19:20-09:40

1 stop17h 20m

£665

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Santiago and London Heathrow Airport?

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 £698. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Santiago averaging around £719.

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 £708. 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 £904.

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 £797. 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 in the morning when prices are £903 on average. Flights to London Heathrow Airport from Santiago in the morning 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 £850 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 £758 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.

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

As of July 2025, prices for Santiago to London Heathrow Airport flights are approximately 26% 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

£326

Fastest flight time

16h 30m

Direct flights

Mon, Wed, Fri and Sat
The best one-way flight to London Heathrow Airport from Santiago in the past 72 hours is £326. The best return flight deal from Santiago to London Heathrow Airport found on momondo in the last 72 hours is £632.
The fastest flight from Santiago to London Heathrow Airport takes 16h 30m
Direct flights go from Santiago to London Heathrow Airport on Monday, Wednesday, Friday and Saturday. Airline offering direct flights is British Airways..
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  • 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 16h 30m, 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 £603Free CancellationRating
7.5
1,822 reviews
Search LATAM Airlines flights
British AirwaysPriceFrom £687Free CancellationRating
6.6
7,217 reviews
Search British Airways flights
IberiaPriceFrom £710Free CancellationRating
7.0
2,859 reviews
Search Iberia 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, 7,217 ratings). British Airways flies from Santiago to London Heathrow Airport around 2 times per week, with deals starting from £915 round-trip and rising to an average price of around £1,197.

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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