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Cheap flights from London to Santiago from £350

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SCL
2 Apr — 9 Apr1
1 adult

Cheapflights Tip: The best prices from London to Santiago Arturo Merino Benitez are usually found in May or June, booked 51 days in advance, depart on a Sunday or Wednesday and return on a Wednesday

Cheap flight deals from London to Santiago

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Santiago (SCL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 March 2025.

Round-trip from

£782

One-way from

£350

Popular in

December

Cheapest in

May

Average price

£837

Good round-trip deal

£839 or less

Good one-way deal

£641 or less
9/5-18/5
  • 9/5-18/5
  • 5 total stops
  • 65h 00m total
  • London to Santiago
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28/5
  • 28/5
  • 3 total stops
  • 29h 15m total
  • London to Santiago
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Highest demand for flights based on searches. 6% potential increase in price (£46 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£19 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from London (LON) to Santiago Arturo Merino Benitez.
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Price to beat on a one-way flight from London (LON) to Santiago Arturo Merino Benitez.
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Find flight deals from London to Santiago

Cheapest flights from London to Santiago
Explore the most affordable flight options available from London to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.

Tue 14/1009:30LHR - SCL
2 stops32h 55mAir Canada
Wed 22/1000:55SCL - LHR
2 stops29h 05mAir Canada
Deal found 27/3£778
Fri 9/507:30LGW - SCL
3 stops35h 20mMultiple Airlines
Sun 18/520:15SCL - LGW
2 stops29h 40mMultiple Airlines
Deal found 28/3£782
Fri 21/1111:10LHR - SCL
1 stop28h 00mMultiple Airlines
Sat 6/1218:45SCL - LHR
2 stops57h 25mMultiple Airlines
Deal found 27/3£791
Thu 11/907:45LHR - SCL
1 stop18h 05mIberia
Thu 25/911:55SCL - LHR
1 stop19h 55mIberia
Deal found 27/3£796
Mon 3/1111:25LHR - SCL
1 stop24h 55mLATAM Airlines
Sun 16/1101:40SCL - LHR
1 stop33h 25mLATAM Airlines
Deal found 27/3£808
Mon 3/1119:35LGW - SCL
2 stops20h 50mLATAM Airlines
Mon 17/1121:10SCL - LGW
1 stop18h 40mLATAM Airlines
Deal found 27/3£820
Thu 8/522:05LHR - SCL
1 stop20h 20mAvianca
Wed 18/614:30SCL - LHR
1 stop20h 05mAvianca
Deal found 27/3£846
Sun 11/506:45STN - SCL
1 stop18h 50mMultiple Airlines
Sun 18/514:30SCL - STN
2 stops27h 50mMultiple Airlines
Deal found 27/3£847
Sun 14/910:40LGW - SCL
2 stops25h 25mFinnair
Mon 22/921:55SCL - LGW
2 stops28h 40mFinnair
Deal found 26/3£852
Mon 18/811:35LGW - SCL
1 stop24h 49mIberia
Tue 18/1113:10SCL - LGW
1 stop18h 05mIberia
Deal found 27/3£854
Thu 17/412:20LGW - SCL
2 stops23h 35mAmerican Airlines
Fri 2/521:55SCL - LGW
2 stops27h 40mAmerican Airlines
Deal found 27/3£864
Wed 19/1106:00LGW - SCL
2 stops30h 45mTurkish Airlines
Fri 5/1211:40SCL - LGW
2 stops30h 50mTurkish Airlines
Deal found 28/3£865

Cheapflights Fare Finder

Customise your flight search to find flights from London to Santiago 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, Cheapflights users made 858,174 searches. Data last updated 28 March 2025.
Use the filters below to find and compare flights from London to Santiago that are best for you.

Fly from

London

Fly to

Santiago

Route

Depart

Return

Price

LondonSantiago

LGW - SCL

LGWSCL

London Gatwick

Fri 9/5

07:30-13:50

3 stops35h 20m

Santiago Arturo Merino Benitez

Sun 18/5

20:15-06:55

2 stops29h 40m

£782

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Mon 1/9

06:15-20:50

1 stop19h 35m

Santiago Arturo Merino Benitez

Wed 24/9

15:30-15:05

1 stop19h 35m

£789

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Thu 11/9

07:45-21:50

1 stop18h 05m

Santiago Arturo Merino Benitez

Thu 25/9

11:55-11:50

1 stop19h 55m

£796

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Sun 11/5

08:30-13:25

2 stops33h 55m

Santiago Arturo Merino Benitez

Sun 18/5

23:55-10:00

2 stops29h 05m

£801

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Mon 18/8

20:00-20:50

1 stop29h 50m

Santiago Arturo Merino Benitez

Mon 17/11

01:40-14:05

1 stop33h 25m

£811

LondonSantiago

LGW - SCL

LGWSCL

London Gatwick

Mon 12/5

20:40-14:00

2 stops22h 20m

Santiago Arturo Merino Benitez

Tue 10/6

16:15-20:00

1 stop22h 45m

£830

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Thu 8/5

22:05-13:25

1 stop20h 20m

Santiago Arturo Merino Benitez

Wed 18/6

14:30-15:35

1 stop20h 05m

£846

LondonSantiago

STN - SCL

STNSCL

London Stansted

Sun 11/5

06:45-20:35

1 stop18h 50m

Santiago Arturo Merino Benitez

Sun 18/5

14:30-23:20

2 stops27h 50m

£847

LondonSantiago

LHR - SCL

LHRSCL

London Heathrow

Mon 18/8

21:55-07:35

Nonstop14h 40m

Santiago Arturo Merino Benitez

Tue 18/11

13:05-06:15

Nonstop14h 10m

£850

LondonSantiago

LGW - SCL

LGWSCL

London Gatwick

Sun 14/9

10:40-08:05

2 stops25h 25m

Santiago Arturo Merino Benitez

Mon 22/9

21:55-06:35

2 stops28h 40m

£852

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Showing 1-10 of 42 results
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from London to Santiago. Price data was last updated on 21 March 2025.

To ensure you get the cheapest price possible for a flight from London to Santiago, you should look to book at least 51 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.

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

Currently, May is the cheapest month in which you can book a flight from London to Santiago (average of £1,031). Flying from London to Santiago in December is currently the most expensive (average of £1,468). 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?

Find hourly flight availability from London to Santiago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 March 2025.

A simple way to save on the total cost of your ticket is to fly from London to Santiago at midday. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from London to Santiago?

Use this chart to determine the cheapest time to fly return from London to Santiago. Price data was last updated on 14 April 2024.

Travellers seeking maximum savings on their London to Santiago flight should consider departing on Thursday at midday when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Santiago by month

Plan your trip to Santiago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santiago ranges from 0.0 - 70.0 inches per month. June is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Santiago when rainfall is around 0.0 mm.

Temperature in Santiago by month

Plan your trip to Santiago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santiago, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 8.0 C).

Reviews of airlines servicing Santiago

Get insights into the airlines that provide service to Santiago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santiago. Reviews last updated 28 March 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from London to Santiago. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,896 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
LATAM Airlines
7.5
Good
1,751 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Qantas Airways
7.5
Good
811 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from London to Santiago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 8 different airlines.

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

    Flying on Iberia is currently your cheapest option to Santiago, with prices starting at £796. Additional return tickets that might be worth considering are offered by Air Canada and LATAM Airlines, with the lowest prices starting at £801 and £811, respectively. These flights start at 11% 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 £431 on Vueling. Other airlines that offer cheap prices include Iberia from £432 and Avianca from £525 one-way.

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

    While some choose either London Gatwick - Santiago Arturo Merino Benitez or London City - Santiago Arturo Merino Benitez, London Heathrow - Santiago Arturo Merino Benitez is the most popular route from London to Santiago.

  • What are the cheapest flights from London to Santiago?

    On average you can expect to pay £1,675 for a flight from London to Santiago. The cheapest flight overall is £603 while the most popular route, (London Heathrow - Santiago Arturo Merino Benitez) is currently priced at £721.

  • 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, May is the cheapest month in which you can book a flight from London to Santiago (average of £1,031). Flying from London to Santiago in December is currently the most expensive (average of £1,468). 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

Browse thousands of different options on Cheapflights for your next trip

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Fly from London to Santiago on these airlines

Choose from the following airlines for your flight from London to Santiago. Flights are based on user searches made on Cheapflights and were last updated on 28 March 2025.
British Airways flights from London to Santiago Arturo Merino Benitez
LATAM Airlines flights from London to Santiago Arturo Merino Benitez
Iberia flights from London to Santiago Arturo Merino Benitez

Top 8 airlines flying from London to Santiago

Discover the top 8 airlines that operate flights from London to Santiago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£609Average£725FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest£662Average£761FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
AviancaCheapest£685Average£852FlexibilityNo cancel feeOn-time71%
Search Avianca flights
FinnairCheapest£730Average£862FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air FranceCheapest£738Average£1,152FlexibilityNo cancel feeOn-time77%
Search Air France flights
IberiaCheapest£763Average£961FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£765Average£945FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LATAM AirlinesCheapest£772Average£1,020FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

Cheapflights simply makes it quick and affordable to book flights from London to Santiago by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

Can Cheapflights notify me if prices for flights from London to Santiago become cheaper?

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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