Cheap flights from London to Santiago from £343

LON — SCL
28 Sep — 5 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Santiago Arturo Merino Benitez are usually found in January or June, booked 30 days in advance, depart on a Thursday or Monday and return on a Friday

Cheap flight deals from London to Santiago

Enter your travel dates to find the best prices.

Cheapest flights from London to Santiago

Tue 10/1109:35 -
2 stops41h 01m
Sat 14/1122:00 -
1 stop18h 00m
Deal found 27/8£739
Mon 19/1022:05 -
1 stop30h 15m
Tue 27/1007:35 -
1 stop27h 30m
Deal found 25/8£740
Mon 14/918:20 -
1 stop19h 05m
Tue 29/911:20 -
1 stop20h 55m
Deal found 26/8£740
Wed 11/1121:30 -
1 stop27h 50m
Wed 25/1112:50 -
1 stop21h 05m
Deal found 27/8£743
Thu 12/1116:25 -
2 stops25h 35m
Mon 16/1112:50 -
1 stop16h 05m
Deal found 27/8£743
Wed 18/1106:00 -
2 stops33h 15m
Wed 2/1208:25 -
1 stop19h 45m
Deal found 28/8£744
Thu 29/1018:10 -
2 stops26h 06m
Sun 1/1116:00 -
1 stop25h 15m
Deal found 28/8£744
Mon 2/1109:00 -
2 stops30h 15m
Mon 9/1121:55 -
2 stops44h 05m
Deal found 29/8£745
Wed 25/1112:30 -
2 stops29h 45m
Sun 29/1100:50 -
1 stop16h 25m
Deal found 27/8£745
Mon 9/1118:00 -
1 stop21h 15m
Tue 17/1121:55 -
1 stop29h 35m
Deal found 28/8£747
Thu 12/1111:00 -
2 stops40h 19m
Sun 22/1112:50 -
1 stop17h 10m
Deal found 29/8£747
Tue 10/1119:50 -
2 stops22h 20m
Fri 13/1116:00 -
1 stop16h 30m
Deal found 27/8£747

Find flight deals from London to Santiago

Round-trip from

£739

One-way from

£343

Popular in

December

Cheapest in

January

Average price

£1,097

Good round-trip deal

£884 or less
10/11-14/11
  • 10/11-14/11
  • 3 total stops
  • 59h 01m total
  • London to Santiago
7/9
  • 7/9
  • 1 total stop
  • 19h 50m total
  • London to Santiago
Highest demand for flights based on searches. 1% potential increase in price (£11 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in August 2026
Price to beat on a round-trip flight from London (LON) to Santiago Arturo Merino Benitez.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London to Santiago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSantiago

LGW London Gatwick - SCL Santiago Arturo Merino Benitez

LGWSCL

London Gatwick

Mon 14/9

18:20-09:25

1 stop19h 05m

Santiago Arturo Merino Benitez

Tue 29/9

11:20-12:15

1 stop20h 55m

£740

LondonSantiago

LGW London Gatwick - SCL Santiago Arturo Merino Benitez

LGWSCL

London Gatwick

Mon 14/9

06:50-09:25

1 stop30h 35m

Santiago Arturo Merino Benitez

Tue 29/9

11:20-12:15

1 stop20h 55m

£786

LondonSantiago

LGW London Gatwick - SCL Santiago Arturo Merino Benitez

LGWSCL

London Gatwick

Thu 24/9

11:30-08:25

1 stop24h 55m

Santiago Arturo Merino Benitez

Wed 14/10

10:05-10:50

2 stops20h 45m

£850

LondonSantiago

LHR London Heathrow - SCL Santiago Arturo Merino Benitez

LHRSCL

London Heathrow

Thu 24/9

11:30-08:25

1 stop24h 55m

Santiago Arturo Merino Benitez

Fri 16/10

10:05-08:25

2 stops18h 20m

£850

LondonSantiago

LTN London Luton - SCL Santiago Arturo Merino Benitez

LTNSCL

London Luton

Mon 14/9

13:00-09:25

1 stop24h 25m

Santiago Arturo Merino Benitez

Tue 29/9

11:20-11:00

1 stop19h 40m

£852

LondonSantiago

LTN London Luton - SCL Santiago Arturo Merino Benitez

LTNSCL

London Luton

Tue 3/11

07:45-05:03

2 stops24h 18m

Santiago Arturo Merino Benitez

Thu 12/11

11:50-11:15

1 stop20h 25m

£860

LondonSantiago

LTN London Luton - SCL Santiago Arturo Merino Benitez

LTNSCL

London Luton

Thu 22/10

18:15-00:20

2 stops34h 05m

Santiago Arturo Merino Benitez

Sun 25/10

07:30-13:45

2 stops27h 15m

£873

LondonSantiago

LGW London Gatwick - SCL Santiago Arturo Merino Benitez

LGWSCL

London Gatwick

Thu 21/1

17:25-05:57

3 stops39h 32m

Santiago Arturo Merino Benitez

Thu 4/2

05:18-22:35

2 stops38h 17m

£883

LondonSantiago

LTN London Luton - SCL Santiago Arturo Merino Benitez

LTNSCL

London Luton

Fri 23/10

11:40-12:41

3 stops29h 01m

Santiago Arturo Merino Benitez

Thu 29/10

16:00-19:45

2 stops24h 45m

£888

LondonSantiago

LGW London Gatwick - SCL Santiago Arturo Merino Benitez

LGWSCL

London Gatwick

Sat 16/1

17:25-05:57

3 stops39h 32m

Santiago Arturo Merino Benitez

Wed 27/1

12:20-22:35

2 stops31h 15m

£894

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Santiago

Have a flexible travel schedule? Discover the best time to fly to Santiago from London with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London to Santiago

What is the cheapest month to book a flight from London to Santiago?

Currently, September is the cheapest month in which you can book a flight from London to Santiago (average of £870). Flying from London to Santiago in December is currently the most expensive (average of £1,207). 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 LON to SCL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Santiago as you normally would.

How much does it cost for a return flight from London to Santiago?

Airfare is below average for this route at the moment.
London to Santiago flights typically cost between £780 and £944 in November.
The cheapest return price found within the last 5 days was £739 on Multiple Airlines (10 Nov–14 Nov).

What’s the top stopover airport for flights from London to Santiago?

Madrid (MAD) – chosen by Cheapflights users on 41% of one-stop itineraries from London to Santiago on Cheapflights.

What’s the cheapest stopover airport for flights from London to Santiago?

Toronto (YYZ) is the most affordable one-stop option, with an average return flight price of £727.

What’s the fastest stopover option from London to Santiago?

Flights via Madrid (MAD) have the shortest average one-way travel time for one-stop routes: 16h 40m.

Which airport typically offers the quickest stopover for flights from London to Santiago?

Flights via Madrid (MAD) offer the fastest connection on this route, with an average stopover time of 1h 41m.

How often are flights from London to Santiago delayed?

About 11% of weekly flights between London and Santiago have experienced delays in the past year, with the average delay time being 74 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Saturday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 11% of flights being delayed.

How far ahead should I book a flight from London to Santiago?

To ensure you get the cheapest price possible for a flight from London to Santiago, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Santiago

Read through reviews of airlines operating flights from London to Santiago, such as Air France,LATAM Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.5

Food

7.1

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Carmen,Jul 2026

ATH - JFK

Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.

Boarding

7.5

Food

7.1

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Carmen,Jul 2026

ATH - JFK

Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.

Boarding

7.5

Food

7.1

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Carmen,Jul 2026

ATH - JFK

Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.

Boarding

7.5

Food

7.1

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Carmen,Jul 2026

ATH - JFK

Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.

Boarding

7.5

Food

7.1

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Carmen,Jul 2026

ATH - JFK

Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.

Boarding

7.5

Food

7.1

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Carmen,Jul 2026

ATH - JFK

Nothing that can really be fixed, but the only issue is always the space. It is so uncomfortable no matter what you do. Being in the very middle, not being able to easily get up, not being able to recline much, just not comfortable.

Related info for your journey

  • What airport do you fly into for flights to Santiago from London?

    Located just 8.4 mi from the city center, Santiago Arturo Merino Benitez is the airport most travelers will use when flying to Santiago from London. Booking flights from London to Arturo Merino Benitez (SCL) should be relatively easy as there are 0 daily inbound flights from London from 6 different airlines.

  • How long is the flight from London to Santiago?

    A quick flight from London to Santiago can take about 19h 05m. LEVEL provides one of the quickest options available for as low as £740. The distance from London to Santiago is about 7233 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London to Santiago round-trip?

    Flying on Avianca is currently your cheapest option to Santiago, with prices starting at £524. Additional return tickets that might be worth considering are offered by Air Canada and Air France, with the lowest prices starting at £682 and £765, respectively. These flights start at 45% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from London to Santiago one-way?

    One-way options have recently been found by users for as low as £425 on Avianca. Other airlines that offer cheap prices include United Airlines from £444 and Iberia from £479 one-way.

  • What are the most popular routes from London to Santiago?

  • What are the most reliable airlines from London to Santiago?

    The top 3 most reliable airlines when flying from London to Santiago are Finnair (88%), Iberia (88%) and British Airways (88%).

  • What are the cheapest flights from London to Santiago?

    On average you can expect to pay £2,233 for a flight from London to Santiago. The cheapest flight overall is £825 while the most popular route, (London Heathrow - Santiago Arturo Merino Benitez) is currently priced at £621.

  • Can I find deals for flights from London to Santiago that include hotel bookings?

    Yes. In addition to deals on London to Santiago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Santiago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Santiago.

  • Can I find deals for business class flights from London to Santiago?

    Yes. Cheapflights offers flight deals from London to Santiago 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 London to Santiago?

    Currently, September is the cheapest month in which you can book a flight from London to Santiago (average of £870). Flying from London to Santiago in December is currently the most expensive (average of £1,207). 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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Fly from London to Santiago on these airlines

Top 6 airlines flying from London to Santiago

AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£524Average£800FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air CanadaCheapest£682Average£808FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£765Average£973FlexibilityNo cancel feeOn-time77%
Search Air France flights
LATAM AirlinesCheapest£777Average£1,028FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
British AirwaysCheapest£804Average£1,029FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£834Average£1,004FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Santiago?

Cheapflights makes it easy to find London to Santiago 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 London to Santiago?

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Can Cheapflights find flights from London to Santiago with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Santiago, users can toggle the no change fees filter when performing a flight search.

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Of course! You can now track prices for flights from London to Santiago and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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