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Find cheap British Airways flights to Santiago

SEA — SCL
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest British Airways flights from United Kingdom to Santiago
Explore the most affordable British Airways flight options available from United Kingdom to Santiago. Find the lowest fares with prices last updated on 27 July 2026.

Mon 31/821:55
LHR
-
SCL
Nonstop14h 35m
British Airways
Tue 15/911:40
SCL
-
LHR
1 stop16h 45m
British Airways
Deal found 25/7£770
Mon 31/819:15
LCY
-
SCL
1 stop17h 10m
British Airways
Tue 15/911:40
SCL
-
LCY
1 stop17h 20m
British Airways
Deal found 26/7£814
Fri 21/819:20
LHR
-
SCL
1 stop17h 05m
British Airways
Mon 24/822:20
SCL
-
LHR
1 stop15h 50m
British Airways
Deal found 23/7£827

Flights to Santiago with British Airways at a glance

Find detailed information about British Airways flights from United Kingdom to Santiago. Explore the options provided by British Airways to plan your journey from United Kingdom to Santiago. Data last updated 27 July 2026.

Popular in

December

Cheapest in

June

Average price

£1,033

Return from

£770

One-way from

£603
Highest demand for flights to Santiago with British Airways; 2% potential price increase.
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Best time to find cheap flights to Santiago with British Airways; 1% potential price drop.
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Average price for flights to Santiago with British Airways (return).
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British Airways
  • British Airways
  • 14/1-7/2
  • Nonstop
  • 28h 55m total
  • United Kingdom to Santiago
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British Airways
  • British Airways
  • 7/12
  • Nonstop
  • 14h 35m total
  • United Kingdom to Santiago
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Cheapflights Insights

Find cheap British Airways flights to Santiago

How long is the flight to Santiago with British Airways?

On average, British Airways flights from the United Kingdom to Santiago take 18 hours 20 minutes. Flights to Santiago from other popular cities in the United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

British Airways weekly flight availability to Santiago

The most flights to Santiago operated by British Airways are scheduled on a Monday (1 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (0 on average).

When is the best time to book a flight to Santiago with British Airways?

The best time to book a flight to Santiago with British Airways is 51 days before departure. On average, fares are higher if you book 53 days before departure.

FAQs about flights to Santiago with British Airways

  • Which airport do British Airways flights arrive at when travelling to Santiago?

    British Airways flights on this route tend to land at Santiago Arturo Merino Benitez Airport.

  • Is British Airways the cheapest airline for a flight to Santiago?

    Flight prices will depend on factors like date, time, and cabin class, so it is worth comparing flights before booking. Based on Cheapflights data, the cheapest average return price for flights to Santiago tends to be with Vueling.

  • Are there alternative airlines other than British Airways that fly to Santiago?

    Iberia, LATAM Airlines and Air France all fly to Santiago and offer an alternative to British Airways.

  • How much is a British Airways flight to Santiago?

    The average price for a return flight with British Airways is £1,119, while a one-way flight costs around £755.

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Reviews of British Airways

See what Cheapflights users have to say about their British Airways experience.
British Airways
6.7
Okay
8,130 reviews
Check prices
Overview

Entertainment

6.5

Food

6.4

Comfort

6.8

Boarding

7.0

Crew

7.7

Popular British Airways flights

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Fly your favourite airline to Arturo Merino Benitez

Fly your favorite airline to Arturo Merino Benitez. Flight routes are based on user searches made on Cheapflights and were last updated on 27 July 2026.
British Airways flights from London to Santiago