Cheap flights from Santiago to London from £346

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — LON
4 Jul — 11 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to London are usually found in February or March, booked 80 days in advance, depart on a Wednesday or Monday and return on a Friday

Cheap flight deals from Santiago to London

Enter your travel dates to find the best prices.

Cheapest flights from Santiago to London
Explore the most affordable flight options available from Santiago to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 June 2026.

Thu 1/1011:20
SCL
-
LTN
1 stop21h 05m
Multiple Airlines
Mon 12/1018:05
LTN
-
SCL
1 stop19h 20m
Multiple Airlines
Deal found 31/5£777
Wed 30/901:30
SCL
-
LHR
2 stops28h 30m
Air Canada
Thu 22/1014:05
LHR
-
SCL
2 stops29h 10m
Air Canada
Deal found 31/5£777
Thu 3/910:20
SCL
-
LTN
1 stop19h 35m
Multiple Airlines
Tue 8/912:45
LTN
-
SCL
1 stop24h 40m
Multiple Airlines
Deal found 2/6£779
Mon 28/901:30
SCL
-
LHR
2 stops28h 30m
Air Canada
Sun 18/1014:10
LHR
-
SCL
2 stops29h 05m
Air Canada
Deal found 2/6£779
Sun 15/1112:50
SCL
-
LGW
1 stop19h 00m
Iberia
Sun 29/1110:05
LGW
-
SCL
1 stop27h 00m
Iberia
Deal found 31/5£780
Sat 19/1211:50
SCL
-
STN
1 stop18h 05m
Multiple Airlines
Wed 30/1215:05
STN
-
SCL
1 stop22h 00m
Multiple Airlines
Deal found 2/6£780
Mon 8/615:20
SCL
-
LHR
1 stop19h 15m
Avianca
Thu 11/622:05
LHR
-
SCL
1 stop21h 10m
Avianca
Deal found 3/6£780
Wed 29/716:05
SCL
-
LTN
1 stop17h 00m
Multiple Airlines
Thu 13/808:00
LTN
-
SCL
1 stop17h 35m
Multiple Airlines
Deal found 3/6£780
Sat 3/1001:30
SCL
-
LHR
2 stops27h 05m
Air Canada
Sun 25/1011:10
LHR
-
SCL
2 stops31h 10m
Air Canada
Deal found 30/5£780
Sun 7/619:00
SCL
-
LGW
1 stop20h 00m
Multiple Airlines
Wed 17/606:00
LGW
-
SCL
1 stop19h 35m
Multiple Airlines
Deal found 30/5£781
Tue 15/1221:00
SCL
-
LTN
1 stop20h 20m
Multiple Airlines
Wed 30/1214:40
LTN
-
SCL
1 stop20h 15m
Multiple Airlines
Deal found 3/6£781
Thu 12/1101:35
SCL
-
LHR
2 stops26h 35m
Air Canada
Sun 6/1218:00
LHR
-
SCL
2 stops24h 20m
Air Canada
Deal found 31/5£781

Find flight deals from Santiago to London

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to London (LON). 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 4 June 2026.

Round-trip from

£777

One-way from

£346

Popular in

June

Cheapest in

February

Average price

£1,018

Good round-trip deal

£837 or less

Good one-way deal

£1,810 or less
Air Canada
  • Air Canada
  • 30/9-22/10
  • 4 total stops
  • 57h 40m total
  • Santiago to London
7/10
  • 7/10
  • 3 total stops
  • 59h 50m total
  • Santiago to London
Highest demand for flights based on searches. 12% potential increase in price (£90 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in June 2026
Price to beat on a round-trip flight from Santiago Arturo Merino Benitez to London (LON).
Price to beat on a one-way flight from Santiago Arturo Merino Benitez to London (LON).

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 4 June 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

Cheapest return flight

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Wed 29/7

16:05-14:05

1 stop17h 00m

London Luton

Thu 13/8

08:00-20:35

1 stop17h 35m

£780

SantiagoLondon

SCL - LGW

SCLLGW

Santiago Arturo Merino Benitez

Sat 24/10

12:40-16:15

2 stops23h 35m

London Gatwick

Sat 7/11

16:50-22:20

2 stops32h 30m

£782

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Mon 19/10

16:05-14:05

1 stop18h 00m

London Luton

Mon 9/11

07:45-15:20

2 stops34h 35m

£801

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Tue 20/10

16:05-14:00

1 stop17h 55m

London Luton

Tue 17/11

07:45-15:20

2 stops34h 35m

£811

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Thu 5/11

21:00-22:10

1 stop22h 10m

London Luton

Sat 28/11

21:05-05:30

3 stops35h 25m

£853

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Mon 10/8

10:40-14:05

1 stop22h 25m

London Luton

Mon 24/8

13:45-07:25

1 stop22h 40m

£890

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 17/11

22:45-05:55

2 stops28h 10m

London Heathrow

Thu 26/11

16:20-08:50

2 stops43h 30m

£896

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Wed 18/11

12:50-12:05

1 stop20h 15m

London Heathrow

Mon 7/12

22:15-09:50

Nonstop14h 35m

£898

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Fri 6/11

12:50-13:30

1 stop21h 40m

London Luton

Sun 22/11

05:55-10:10

1 stop31h 15m

£902

SantiagoLondon

SCL - LTN

SCLLTN

Santiago Arturo Merino Benitez

Sat 24/10

17:00-00:10

2 stops27h 10m

London Luton

Sat 7/11

07:45-15:20

2 stops34h 35m

£904

Flights are sorted by cheapest return flights first.

Deals found on 1/6

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

Have a flexible travel schedule? Discover the best time to fly to London from Santiago 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 Santiago to London

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

Currently, April is the cheapest month in which you can book a flight from Santiago to London (average of £86). Flying from Santiago to London in January is currently the most expensive (average of £1,650). 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 SCL to LON?

Find hourly flight availability from Santiago to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 June 2026.

When flying from Santiago to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

Share of one-stop return flights from Santiago to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Madrid (MAD) – chosen by Cheapflights users on 50% of one-stop itineraries from Santiago to London on Cheapflights.

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

Average return fare for one-stop flights from Santiago to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Barcelona (BCN) is the most affordable one-stop option, with an average return flight price of £480.

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

Shortest average travel time for one-stop one-way flights from Santiago to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Madrid (MAD) have the shortest average one-way travel time for one-stop routes: 16h 24m.

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

Average stopover duration for one-stop one-way flights from Santiago to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Barcelona (BCN) offer the fastest connection on this route, with an average stopover time of 1h 18m.

How often are flights from Santiago to London delayed?

About 9% of weekly flights between Santiago and London have experienced delays in the past year, with the average delay time being 82 minutes.

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

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

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

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 9% of flights being delayed.

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

The best time to book flights from Santiago to London is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 4 June 2026.
Check out reviews from past customers who have flown with LATAM Airlines,Air France, andIberia from Santiago to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.3

Crew

8.0

Boarding

7.5

Entertainment

7.0

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Juan,Apr 2026

BOG - CLO

Very old aircraft and it was very dirty in the seats and floor

Comfort

7.3

Crew

8.0

Boarding

7.5

Entertainment

7.0

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Juan,Apr 2026

BOG - CLO

Very old aircraft and it was very dirty in the seats and floor

Comfort

7.3

Crew

8.0

Boarding

7.5

Entertainment

7.0

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Juan,Apr 2026

BOG - CLO

Very old aircraft and it was very dirty in the seats and floor

Comfort

7.3

Crew

8.0

Boarding

7.5

Entertainment

7.0

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Juan,Apr 2026

BOG - CLO

Very old aircraft and it was very dirty in the seats and floor

Comfort

7.3

Crew

8.0

Boarding

7.5

Entertainment

7.0

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Juan,Apr 2026

BOG - CLO

Very old aircraft and it was very dirty in the seats and floor

Comfort

7.3

Crew

8.0

Boarding

7.5

Entertainment

7.0

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Juan,Apr 2026

BOG - CLO

Very old aircraft and it was very dirty in the seats and floor

Related info for your journey

Find useful and relevant information for your journey from Santiago to London. 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 from for flights from Santiago to London?

    Santiago Arturo Merino Benitez (SCL), located 8.4 mi from the city center, is the airport you fly out of when you book flights from Santiago to London. 3 airlines have flights from Arturo Merino Benitez to London on a regular basis. Booking flights from Santiago Arturo Merino Benitez to London should not be difficult; the airport handles an average of 1 outbound flight to London per day.

  • How long is the flight from Santiago to London?

    For as low as £968, United Airlines can have you in London from Santiago in 17h 50m. There are 7236 mi between Santiago and London. Both multi-stop and direct flights can be found to your destination and back.

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

    Our cheapest airline available from Santiago to London is LATAM Airlines. Our recent data shows that you can find tickets from as low as £621 on this airline. Additional options worth looking into are Iberia and British Airways, starting at £717 and £734 round-trip. Users have found that LATAM Airlines is 25% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as £340. However, be on the lookout for offers from Iberia and British Airways, as they are both options that can get you from Santiago to London for a low price.

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

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Santiago to London on time: Finnair (88%), Iberia (88%), British Airways (88%).

  • What are the cheapest flights from Santiago to London?

    Looking for the cheapest flight from Santiago to London? While on average our users pay £1,455, our data indicates the cheapest price to be £768. The most popular route (Santiago Arturo Merino Benitez - London Heathrow), is priced around £543.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Santiago to London (average of £86). Flying from Santiago to London in January is currently the most expensive (average of £1,650). 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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Top 3 airlines flying from Santiago to London

Discover the top 3 airlines that operate flights from Santiago to London. 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 4 June 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest£621Average£794FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
IberiaCheapest£717Average£916FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£734Average£913FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

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

Cheapflights simply makes it quick and affordable to book flights from Santiago to London 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 Santiago to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Santiago to London flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Santiago today and book when prices fit your budget.

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