Cheapest return flights from London to Santiago in September from $1032

Best time to book flights for London (LHR) to Santiago (SCL) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Santiago (SCL) in September 2025 (see full year).

Return flights

15 Sep - 29 Sep Air France
11 Sep - 22 Sep Air Canada
17 Sep - 08 Oct Air Canada
03 Sep - 22 Sep Air France
13 Sep - 20 Sep Air Canada
01 Sep - 21 Sep Air France
25 Sep - 14 Oct British Airways direct
23 Sep - 15 Oct Air France
09 Sep - 23 Sep Air France
08 Sep - 21 Sep Air Canada
04 Sep - 21 Sep Delta
01 Sep - 16 Sep Delta
06 Sep - 14 Sep Delta
24 Sep - 15 Oct Delta
26 Sep - 15 Oct Delta
26 Sep - 17 Oct Delta
29 Sep - 17 Oct Delta
24 Sep - 01 Oct Delta
11 Sep - 02 Oct Delta
30 Sep - 18 Oct Delta

Also check the deals for one-way flights from London to Santiago in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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